General
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Target
1091368b4b563e3d0dbf51c25e23ea00_JaffaCakes118
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Size
659KB
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Sample
240626-dyyvbssbnc
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MD5
1091368b4b563e3d0dbf51c25e23ea00
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SHA1
5299909d89d1d8a046f044f910ff03e8d48a37d1
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SHA256
783f527dc2b7596af04dcaaa5ead4c8380fe305b9b4da9ecd45e5b1203683e05
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SHA512
2fc4d56de27301ca6d7c71be1f1eeebfb39c2fe68a51a9f52534b9811c27677d930e205b7c61162e44db9352f0444b4f7e802aae96d27c7869377f874dce8281
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SSDEEP
12288:B9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKrL:3AQ6Zx9cxTmOrucTIEFSpOGO
Behavioral task
behavioral1
Sample
1091368b4b563e3d0dbf51c25e23ea00_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
1091368b4b563e3d0dbf51c25e23ea00_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
1091368b4b563e3d0dbf51c25e23ea00_JaffaCakes118
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Size
659KB
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MD5
1091368b4b563e3d0dbf51c25e23ea00
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SHA1
5299909d89d1d8a046f044f910ff03e8d48a37d1
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SHA256
783f527dc2b7596af04dcaaa5ead4c8380fe305b9b4da9ecd45e5b1203683e05
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SHA512
2fc4d56de27301ca6d7c71be1f1eeebfb39c2fe68a51a9f52534b9811c27677d930e205b7c61162e44db9352f0444b4f7e802aae96d27c7869377f874dce8281
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SSDEEP
12288:B9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKrL:3AQ6Zx9cxTmOrucTIEFSpOGO
Score10/10-
Modifies WinLogon for persistence
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Modifies security service
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Adds Run key to start application
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1