In-Game Currency & Microtransaction Exploits

Criminals exploit the internal economies of virtual worlds or integrated marketplaces to deposit, transfer, and withdraw illicit value. They use both convertible and nominally “non-convertible” in-game currencies—often transformed into fiat or cryptocurrency via grey markets—to conceal illicit proceeds behind complex transactions. Common methods include: - In-Game Currency Purchases: Using stolen or unverified payment methods to acquire large volumes of digital tokens. Some criminals also deposit cryptocurrency into unregulated exchanges that convert it into in-game currency with minimal identity checks. - Microtransaction Splitting: Making numerous low-value trades or purchases to fragment the audit trail and thwart detection. Frequent microtransactions further complicate tracing efforts. - Item Swaps or Direct Transfers: Reselling in-game assets at inflated or manipulated prices in exchange for real currency, cryptocurrency, or gift cards. Even “non-convertible” currencies become effectively convertible through third-party marketplaces or player-to-player trades.

[
Code
T0066.003
]
[
Name
In-Game Currency & Microtransaction Exploits
]
[
Version
1.0
]
[
Parent Technique
]
[
Risk
Channel Risk, Jurisdictional Risk
]
[
Created
2025-03-25
]
[
Modified
2025-04-02
]

In-Game Currency Laundering

Gaming Microtransaction Laundering

Tactics

ML.TA0006
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Criminals use stolen or unverified payment methods or deposit cryptocurrency to acquire in-game assets or currency, introducing illicit funds into a seemingly legitimate gaming ecosystem where detection controls may be weak or nonexistent.

ML.TA0007
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Once in-game assets or currency are obtained, criminals engage in extensive microtransaction splitting, item swaps, and cross-account transfers to obscure the trail, effectively distancing illicit funds from their source.

ML.TA0009
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Ultimately, laundered value is withdrawn or resold for real currency, cryptocurrency, or gift cards, allowing criminals to convert their previously laundered in-game holdings back into usable, legitimate-appearing assets.

Risks

RS0003
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Channel Risk
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Criminals exploit unregulated or lightly regulated virtual marketplaces and peer-to-peer in-game economies to deposit, transfer, and withdraw value. They use numerous microtransactions and item transfers to fragment the audit trail, leveraging minimal identity checks in these alternative channels. This constitutes the primary vulnerability exploited by the technique.

RS0004
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Jurisdictional Risk
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Some cross-border in-game currency transactions deliberately involve jurisdictions with lax AML regulations. Indicator #5948 highlights high-volume transfers to and from regions known for weak oversight, adding a distinct element of regulatory arbitrage.

Indicators

IND02974
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Multiple or large-value in-game currency purchases from stolen or unverified payment methods, quickly converted back into real currency or cryptocurrency.

IND02975
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Excessive microtransactions between multiple player accounts lacking normal gameplay correlations, fragmenting large sums into smaller transfers.

IND02976
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Rapid withdrawals of in-game currency or virtual items to external marketplaces or unregulated exchanges immediately after large in-game deposits.

IND02977
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In-game asset trades at inflated or manipulated prices with little to no gameplay activity supporting valuation.

IND02978
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Accounts with minimal legitimate gaming activity but high-frequency buying and selling of in-game currency or items in large volumes.

IND02979
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Clusters of related player accounts frequently transferring in-game currency amongst themselves, sharing common IP addresses or device fingerprints.

IND02980
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High-volume cross-border in-game currency transactions involving jurisdictions known for lax AML regulations, without any clear gaming or business rationale.

IND02981
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Evidence of user interaction with external grey-market or third-party websites that facilitate buying or selling in-game currency at unofficial exchange rates.

Data Sources

  • Aggregates publicly available data from forums, marketplaces, and social platforms where in-game currency or items might be traded at unofficial exchange rates.
  • Helps investigators link accounts or individuals advertising or conducting illicit third-party exchanges, facilitating the detection of unregulated trades.
  • Captures detailed records of in-game financial transactions, including timestamps, amounts, counterparties, and transaction identifiers.
  • Helps detect suspicious patterns such as unusually large or rapid microtransactions, repetitive purchases of in-game currency using stolen payment methods, or swift conversions back into fiat or cryptocurrency.
  • Consolidates user account details, transaction histories, and payment flows on digital platforms and e-wallets.
  • Enables detection of unusual bursts of in-game currency purchases, frequent microtransactions, and rapid withdrawals to external accounts or cryptocurrency conversions.
  • Captures user login events, IP addresses, device fingerprints, and related session data within gaming platforms.
  • Helps identify clusters of interlinked player accounts, item transfer patterns, and minimal legitimate game activity despite large in-game transactions.
DS0033
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  • Contains records of compromised payment methods, stolen card details, and prior fraudulent activity.
  • Supports identification of high-risk in-game currency acquisitions funded by illicit sources or unauthorized payment methods.
  • Includes exchange and wallet activity records, user identities, and transaction details from cryptocurrency platforms.
  • Helps trace conversions of in-game currency to digital assets and vice versa, especially when assessing suspicious deposits or withdrawals tied to gaming accounts.
  • Provides on-chain transaction records, wallet addresses, and amounts involved in cryptocurrency transfers.
  • Supports tracing of crypto deposits into unregulated pathways for conversion into in-game currency or vice versa, revealing potential laundering layers.
  • Details international transaction pathways, counterparties, and intermediary banks.
  • Identifies cross-border layering or structuring through multiple jurisdictions to disguise illicit proceeds within in-game economies.
  • Tracks the origin and destination of in-game currency transactions, including cross-border flows and high-risk geographies.
  • Supports detection of large-volume in-game value movement involving jurisdictions known for lax AML regulations, lacking a legitimate business or gameplay rationale.

Mitigations

Implement robust identity and beneficial ownership checks for customers engaging in frequent in-game currency purchases or conversions. Require verification of payment sources, such as credit cards and crypto wallets, to ensure they are not stolen or misrepresented. This prevents anonymous or fraudulent funding of gaming accounts and provides a clear audit trail for large or unusual in-game transactions.

Deploy targeted monitoring scenarios to flag:

  • Rapid or repeated low-value cryptocurrency-to-in-game-currency purchases
  • Excessive microtransaction splitting between multiple accounts
  • Unusually high-priced in-game item trades lacking real gameplay justification

Investigate:

  • Sudden spikes in in-game purchases
  • Quick asset liquidation
  • Cross-platform transfers indicative of layering attempts

For financial institutions partnering with gaming platforms or unregulated exchanges that provide in-game currency services, conduct detailed due diligence to confirm that these third parties maintain effective AML controls. Assess their identity verification procedures, transaction oversight, and compliance history to minimize exposure to loosely monitored or suspicious gaming marketplaces.

Track crypto wallets funding in-game currency accounts and monitor transactions from unregulated or grey-market crypto exchanges that convert in-game assets to cryptocurrency. Analyze blockchain movements to identify repeated patterns of address usage, large or frequent deposits aligning with in-game purchases, and liquidation events with no legitimate gaming justification.

Provide specialized training modules to frontline and compliance teams focused on red flags in virtual economies, such as repeated nominal-value item trades, purchases of large amounts of in-game currency with no gaming correlation, or quick conversion out of in-game assets. Emphasize understanding of third-party websites and grey markets facilitating covert exchanges.

Adjust customer risk tiers to include specific indicators tied to gaming activity, such as large-volume in-game currency purchases, frequent cross-account transfers, or inflated item trades. Perform enhanced monitoring on high-risk profiles demonstrating unusual gaming transactions, ensuring legitimate gaming behavior is distinguished from laundering schemes.

Collaborate with other financial institutions, gaming platforms, and law enforcement to share intelligence on emerging in-game laundering typologies, known fraudulent payment credentials, suspicious marketplaces, and cross-account patterns. Pool information on frequent offenders and unregulated exchanges to facilitate early detection and coordinated disruption of illicit in-game currency rings.

Implement rules to suspend or limit access to in-game currency transactions when indicators of exploitation are detected, such as abnormal microtransaction volumes, cross-border item trades, or inflated asset values. Require additional documentation or proof of legitimate activity before restoring services to mitigate laundering efforts mid-flight.

Periodically re-check customers’ gaming-related activity by reviewing transaction trends, identifying newly emerging patterns of microtransaction splitting or item flipping, and verifying updates to account ownership. Escalate cases where transaction volumes, geographies, or counterparties deviate from previously observed gaming behavior, indicating potential laundering.

Instruments

  • Criminals purchase or receive in-game items (e.g., digital skins, rare collectibles) using illicit funds or stolen payment methods.
  • They then resell these items on online marketplaces at manipulated or inflated prices, receiving payment in real currency, cryptocurrencies, or gift cards.
  • Repeated resales in small increments obscure the provenance of the funds, blending illicit proceeds with routine gaming transactions.
  • Criminals deposit illicit cryptocurrency into minimally regulated gaming exchanges or in-game marketplaces that accept crypto.
  • These deposits are presented as routine gaming-related funding, bypassing stricter identity controls.
  • Eventually, criminals convert the in-game balance back into cryptocurrencies, further masking the audit trail through layered transfers between crypto and gaming wallets.
  • Fraudsters use stolen or compromised credit/debit card details to purchase large amounts of in-game currency under the guise of normal consumer spending.
  • These suspicious funds blend seamlessly with legitimate gaming purchases, raising fewer red flags.
  • Subsequent microtransactions or secondary trades within the gaming platform obscure the cardholder’s identity and card details, thwarting chargeback investigations.
  • Criminals convert illicit funds into in-game currencies that appear 'non-convertible,' yet can be monetized via grey markets and third-party websites.
  • By splitting high-value deposits into numerous microtransactions, they evade straightforward transaction monitoring.
  • Once disguised within the game ecosystem, the in-game currency is reconverted or withdrawn—often through player-to-player trades or external marketplaces—making it appear as legitimate gaming activity.
  • Criminals exchange in-game currency or items for gift cards and similar stored-value products, effectively cashing out without resorting to direct bank transfers.
  • These instruments can then be redeemed online or in retail stores, obscuring the connection between the game-based origin and the final purchase or cash-out point.
  • Repeated conversions minimize transactional footprints, complicating efforts to trace funds back to criminal sources.

Service & Products

  • Criminals use stolen or unverified credit card details to purchase in-game currency from gaming platforms, injecting illicit funds into the gaming ecosystem under a veneer of legitimate microtransactions.
  • The rapid, user-friendly nature of credit card payments allows high-volume or repeated transactions to appear as standard consumer activity, masking stolen funds.
  • Provide a marketplace to list and sell in-game assets at inflated or manipulated prices, effectively converting in-game currency back into fiat or cryptocurrency.
  • Multiple item listings and frequent small-value trades can further fragment financial trails, making detection of illicit proceeds more difficult.
  • Enables conversion between cryptocurrency and in-game currency, particularly if operating with minimal identity checks or customer due diligence.
  • Criminals deposit illicit crypto, exchange it for in-game currency, and later liquidate the in-game assets again as crypto or fiat, obscuring the original source of funds.

Actors

Cybercriminals exploit in-game economies by:

  • Using stolen or unverified credit/debit card information or illicit cryptocurrency to acquire large amounts of in-game currency.
  • Rapidly conducting microtransactions and in-game asset transfers to fragment the audit trail and obscure the illicit source of funds.
  • Reselling digital items at manipulated prices on third-party websites or within the gaming platform itself, with proceeds returned as fiat or cryptocurrency.

These practices complicate transaction monitoring for financial institutions, making it difficult to trace the origin and movement of criminal proceeds.

Game developers and platforms are unwittingly exploited by:

  • Providing in-game payment systems and trading features that lack strict KYC measures, enabling criminals to transfer, store, and withdraw illicit value masquerading as routine gaming activity.
  • Hosting peer-to-peer item swaps and microtransaction ecosystems where the true source of in-game currency or assets is obscured.

This environment poses a challenge for financial institutions, as transactions within proprietary gaming systems are not always subject to traditional AML monitoring.

Cryptocurrency exchanges become targets for in-game laundering when:

  • Criminals deposit illicit crypto and convert it into in-game currency under minimal or non-existent identity checks.
  • Criminal proceeds from in-game transactions are reconverted into cryptocurrency for easier cross-border movement and layering.

Such repeated exchanges of value across gaming and crypto platforms complicate the ability of financial institutions to monitor and link these transactions to illicit origins.

Online marketplaces are exploited by:

  • Allowing the listing and sale of in-game assets or currencies at artificially inflated prices, effectively converting illicit in-game value into cash or cryptocurrency.
  • Facilitating numerous small-value trades to diminish transactional visibility and thwart conventional tracing methods.

Criminals leverage these external platforms to integrate laundered proceeds back into the financial system under the guise of routine e-commerce transactions.

References

  1. Higgs, J., Flowerday, S. (2024). Towards definitive categories for online video game money laundering. Emerald Group Publishing. https://www.emerald.com/insight/content/doi/10.1108/jmlc-12-2023-0193/full/html

  2. Elliptic. (2020). Financial crime typologies in cryptoassets: The Concise Guide for Compliance Leaders. Elliptic. http://www.elliptic.co . https://www.elliptic.co/hubfs/Financial%20Crime%20Typologies%20in%20Cryptoassets%20Guides%20(All%20Assets)/Typologies_Concise%20Guide_12-20.pdf