General
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Target
JaffaCakes118_31412729528ff5bc80c5582bbe784628
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Size
315KB
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Sample
250228-dvr8dazpy4
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MD5
31412729528ff5bc80c5582bbe784628
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SHA1
26bc7dc6a6d763a96925f41f34d78ca6157ee4fc
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SHA256
1e1fe04cd20a5b8b47be1188c98ce2979b4c56257967f3bff3218a194b9d5efb
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SHA512
3628cc231e19dfaa66466d17b02db07967cad08068a57e002c4bd070490232d2450848ac0d2fa900553f108abc8ef0691c11b2109b5034ba21014790e072847b
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SSDEEP
6144:LSTv34CFfifD2gVKVTQQ249HZ52KTh9XKOCgLJacj5/AZtRsO:LEPXgr8VMQDT52WXKq9fj5/AZjv
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_31412729528ff5bc80c5582bbe784628.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_31412729528ff5bc80c5582bbe784628.exe
Resource
win10v2004-20250217-en
Malware Config
Extracted
darkcomet
Guest16
fugitif.no-ip.org:2702
DC_MUTEX-GJKJZWL
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InstallPath
driver\winupdate.exe
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gencode
EQ=TzK#norn1
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install
true
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offline_keylogger
true
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persistence
true
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reg_key
winupdater
Targets
-
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Target
JaffaCakes118_31412729528ff5bc80c5582bbe784628
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Size
315KB
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MD5
31412729528ff5bc80c5582bbe784628
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SHA1
26bc7dc6a6d763a96925f41f34d78ca6157ee4fc
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SHA256
1e1fe04cd20a5b8b47be1188c98ce2979b4c56257967f3bff3218a194b9d5efb
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SHA512
3628cc231e19dfaa66466d17b02db07967cad08068a57e002c4bd070490232d2450848ac0d2fa900553f108abc8ef0691c11b2109b5034ba21014790e072847b
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SSDEEP
6144:LSTv34CFfifD2gVKVTQQ249HZ52KTh9XKOCgLJacj5/AZtRsO:LEPXgr8VMQDT52WXKq9fj5/AZjv
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Darkcomet family
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Modifies WinLogon for persistence
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Modifies firewall policy service
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Windows security bypass
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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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Windows security modification
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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
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
5