General
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Target
JaffaCakes118_0f3fcc0d11d52a00d58999c09ae56893
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Size
2.2MB
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Sample
250221-bf55ksypa1
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MD5
0f3fcc0d11d52a00d58999c09ae56893
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SHA1
c379bae74dfae67d22a3c13c50634b6d22ed3852
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SHA256
58e243533df7be838434753ae8b68b5b603269a532b7567bf90a94ad25db80af
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SHA512
4b4efec460371d05c3becd0485e7964daf7c3c314398ca568c5222ec1e41b1d8df5d4b4d90a44cdea247463ca1398331e6a20c604730830ee7f837188d3e7dfb
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SSDEEP
24576:ygsSOe92bfUTogmbvuTG312E1FVXHo5t2ALj8Ffp/UphYYxWz8T:ydeD7NE1UR/+pqhsz
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_0f3fcc0d11d52a00d58999c09ae56893.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_0f3fcc0d11d52a00d58999c09ae56893.exe
Resource
win10v2004-20250217-en
Malware Config
Extracted
darkcomet
- gencode
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install
false
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offline_keylogger
false
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persistence
false
Extracted
darkcomet
Test VmWare
62.10.212.197:1604
DC_MUTEX-F54S21D
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InstallPath
Windupdt\winupdate.exe
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gencode
3E3yDc18gZGN
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install
true
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offline_keylogger
false
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persistence
false
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reg_key
winupdater
Targets
-
-
Target
JaffaCakes118_0f3fcc0d11d52a00d58999c09ae56893
-
Size
2.2MB
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MD5
0f3fcc0d11d52a00d58999c09ae56893
-
SHA1
c379bae74dfae67d22a3c13c50634b6d22ed3852
-
SHA256
58e243533df7be838434753ae8b68b5b603269a532b7567bf90a94ad25db80af
-
SHA512
4b4efec460371d05c3becd0485e7964daf7c3c314398ca568c5222ec1e41b1d8df5d4b4d90a44cdea247463ca1398331e6a20c604730830ee7f837188d3e7dfb
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SSDEEP
24576:ygsSOe92bfUTogmbvuTG312E1FVXHo5t2ALj8Ffp/UphYYxWz8T:ydeD7NE1UR/+pqhsz
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Darkcomet family
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Modifies WinLogon for persistence
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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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Loads dropped DLL
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Adds Run key to start application
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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
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1