General
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Target
4dfe4c39a2fd59468846db496907d434_JaffaCakes118
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Size
348KB
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Sample
241016-vjaydsvcll
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MD5
4dfe4c39a2fd59468846db496907d434
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SHA1
8bae5802d45f2fb13ab922e426e91f3dd4b3298a
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SHA256
d9a8590ac181b7667995f283396bfd00d77d949584ad3435869c341a55fa869c
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SHA512
907a70aac451651b84a1da7deeb7339d4bf3ccd904f8556b8d466b2fdf5da8eba7f280c9c93420cc12d07e9792991797b94c5b2d39fe6d8ddf8bec1a8681df0d
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SSDEEP
6144:guTS7jkGKlY1DI/D4ANTLfWHenmxadef3msPbnSLavUg0T1SmhGMvX/J+:guTS7BKxDfTLuHenmx5msPbnSLavUwSx
Static task
static1
Behavioral task
behavioral1
Sample
4dfe4c39a2fd59468846db496907d434_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4dfe4c39a2fd59468846db496907d434_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\how_recover+itp.txt
http://vr6g2curb2kcidou.encpayment23.com/4F4F39DF696A9A2
http://vr6g2curb2kcidou.expay34.com/4F4F39DF696A9A2
http://psbc532jm8c.hsh73cu37n1.net/4F4F39DF696A9A2
https://vr6g2curb2kcidou.onion.to/4F4F39DF696A9A2
http://vr6g2curb2kcidou.onion/4F4F39DF696A9A2
Extracted
C:\Program Files\7-Zip\Lang\how_recover+jec.txt
http://vr6g2curb2kcidou.encpayment23.com/BAEBFFB0CA96F336
http://vr6g2curb2kcidou.expay34.com/BAEBFFB0CA96F336
http://psbc532jm8c.hsh73cu37n1.net/BAEBFFB0CA96F336
https://vr6g2curb2kcidou.onion.to/BAEBFFB0CA96F336
http://vr6g2curb2kcidou.onion/BAEBFFB0CA96F336
Targets
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Target
4dfe4c39a2fd59468846db496907d434_JaffaCakes118
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Size
348KB
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MD5
4dfe4c39a2fd59468846db496907d434
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SHA1
8bae5802d45f2fb13ab922e426e91f3dd4b3298a
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SHA256
d9a8590ac181b7667995f283396bfd00d77d949584ad3435869c341a55fa869c
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SHA512
907a70aac451651b84a1da7deeb7339d4bf3ccd904f8556b8d466b2fdf5da8eba7f280c9c93420cc12d07e9792991797b94c5b2d39fe6d8ddf8bec1a8681df0d
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SSDEEP
6144:guTS7jkGKlY1DI/D4ANTLfWHenmxadef3msPbnSLavUg0T1SmhGMvX/J+:guTS7BKxDfTLuHenmx5msPbnSLavUwSx
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit
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Renames multiple (414) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Drops startup file
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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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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
3File Deletion
3Modify Registry
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1