General
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Target
97ee4e31ab54dd1286221f66882afc62_JaffaCakes118
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Size
388KB
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Sample
241124-3trmwswngs
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MD5
97ee4e31ab54dd1286221f66882afc62
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SHA1
ed782ac0c113e6ee1573539927f3374b8c3e859f
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SHA256
4944771164216ccf6811e327befaa3aea12e9247ff731497a94f3c03d5b1b486
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SHA512
1e62643409d12493e3e53da846b746496ae55ccd207ae3aebc321744a62717ea8bbe74280ec5d7373a3478ba16bd5763711a002fc8778aaf1a6f068ffd80d1b0
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SSDEEP
6144:9YMk7V7PQkaYO0iNq/PimTBQNEETJYOo0DldfrvwmjcMVW5OouUI5KtrQ8POyU:9nSdO0iNEPn+TGOoYzwscMSOXUIJ
Static task
static1
Behavioral task
behavioral1
Sample
97ee4e31ab54dd1286221f66882afc62_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
97ee4e31ab54dd1286221f66882afc62_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+ppwtr.txt
teslacrypt
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/6BD2813AF3F701B
http://kkd47eh4hdjshb5t.angortra.at/6BD2813AF3F701B
http://ytrest84y5i456hghadefdsd.pontogrot.com/6BD2813AF3F701B
http://xlowfznrg4wf7dli.ONION/6BD2813AF3F701B
Extracted
C:\Program Files\7-Zip\Lang\Recovery+ydjjj.txt
teslacrypt
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/2FB68B8F69E0ED66
http://kkd47eh4hdjshb5t.angortra.at/2FB68B8F69E0ED66
http://ytrest84y5i456hghadefdsd.pontogrot.com/2FB68B8F69E0ED66
http://xlowfznrg4wf7dli.ONION/2FB68B8F69E0ED66
Targets
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Target
97ee4e31ab54dd1286221f66882afc62_JaffaCakes118
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Size
388KB
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MD5
97ee4e31ab54dd1286221f66882afc62
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SHA1
ed782ac0c113e6ee1573539927f3374b8c3e859f
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SHA256
4944771164216ccf6811e327befaa3aea12e9247ff731497a94f3c03d5b1b486
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SHA512
1e62643409d12493e3e53da846b746496ae55ccd207ae3aebc321744a62717ea8bbe74280ec5d7373a3478ba16bd5763711a002fc8778aaf1a6f068ffd80d1b0
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SSDEEP
6144:9YMk7V7PQkaYO0iNq/PimTBQNEETJYOo0DldfrvwmjcMVW5OouUI5KtrQ8POyU:9nSdO0iNEPn+TGOoYzwscMSOXUIJ
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Teslacrypt family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (413) 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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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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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
Indicator Removal
2File Deletion
2Modify Registry
4Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1