General
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Target
02ddc227cefe4aeaf843b58ef2f01209_JaffaCakes118
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Size
1.4MB
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Sample
240622-tpf6xstepe
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MD5
02ddc227cefe4aeaf843b58ef2f01209
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SHA1
4e9977a61b4b2d73203400a1b6eafa92896ac4df
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SHA256
763517d388e095c48a1f67cc58cf1a92c91520b401b8e101ec84713a1bae265f
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SHA512
3a7e8fde2aef658a8f5b476d1fd38288af69dc59d0f953d99c9aa1a68a5d16007a53ede25502050174b142d1504afa0265741fe12ed7cb12c55a6305e46cb8cf
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SSDEEP
24576:Eh7npsDHDBxnk8Xt7rSk7DevjU2/313UQaeLkSnHeCGjUHS:0npsJ5t7WkX3klGeLkS+ZV
Static task
static1
Behavioral task
behavioral1
Sample
02ddc227cefe4aeaf843b58ef2f01209_JaffaCakes118.exe
Resource
win7-20240221-en
Malware Config
Targets
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Target
02ddc227cefe4aeaf843b58ef2f01209_JaffaCakes118
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Size
1.4MB
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MD5
02ddc227cefe4aeaf843b58ef2f01209
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SHA1
4e9977a61b4b2d73203400a1b6eafa92896ac4df
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SHA256
763517d388e095c48a1f67cc58cf1a92c91520b401b8e101ec84713a1bae265f
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SHA512
3a7e8fde2aef658a8f5b476d1fd38288af69dc59d0f953d99c9aa1a68a5d16007a53ede25502050174b142d1504afa0265741fe12ed7cb12c55a6305e46cb8cf
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SSDEEP
24576:Eh7npsDHDBxnk8Xt7rSk7DevjU2/313UQaeLkSnHeCGjUHS:0npsJ5t7WkX3klGeLkS+ZV
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Modifies WinLogon for persistence
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Adds policy Run key to start application
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Adds Run key to start application
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Active Setup
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Active Setup
1Defense Evasion
Modify Registry
4Virtualization/Sandbox Evasion
1Pre-OS Boot
1Bootkit
1