General
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Target
6bcc066e2a81f34c7e052895001f44c6_JaffaCakes118
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Size
340KB
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Sample
241022-y7zhfasdrb
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MD5
6bcc066e2a81f34c7e052895001f44c6
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SHA1
6f892ec0287ace1c4c7c86e3945b44de6c9d3ba8
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SHA256
39a70938288eacf5eab1002150cb06a8299475ad6064fb131aa6e9118c66b4bc
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SHA512
b11b924dfda23d28019879acbd790778049f4f711134b0003967408b28532544745d12081a9da538f9ecd84f3791b621d3d9c1b4a62699b22d7c56274a1f9f2c
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SSDEEP
6144:2//b5dx5w2hahQGvPmZ8n0SylbvO+MeTHLlj9HhRbr3ET4b7ODRJT0luqig:SddvwdhHvPmZiyIXgLl3ZoMq4wO
Static task
static1
Behavioral task
behavioral1
Sample
6bcc066e2a81f34c7e052895001f44c6_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6bcc066e2a81f34c7e052895001f44c6_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+eeopr.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/D84D3DF744C6DCAD
http://tes543berda73i48fsdfsd.keratadze.at/D84D3DF744C6DCAD
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/D84D3DF744C6DCAD
http://xlowfznrg4wf7dli.ONION/D84D3DF744C6DCAD
Extracted
C:\Program Files\7-Zip\Lang\Recovery+vtfwp.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/CF511D6BC291FBC
http://tes543berda73i48fsdfsd.keratadze.at/CF511D6BC291FBC
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/CF511D6BC291FBC
http://xlowfznrg4wf7dli.ONION/CF511D6BC291FBC
Targets
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Target
6bcc066e2a81f34c7e052895001f44c6_JaffaCakes118
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Size
340KB
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MD5
6bcc066e2a81f34c7e052895001f44c6
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SHA1
6f892ec0287ace1c4c7c86e3945b44de6c9d3ba8
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SHA256
39a70938288eacf5eab1002150cb06a8299475ad6064fb131aa6e9118c66b4bc
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SHA512
b11b924dfda23d28019879acbd790778049f4f711134b0003967408b28532544745d12081a9da538f9ecd84f3791b621d3d9c1b4a62699b22d7c56274a1f9f2c
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SSDEEP
6144:2//b5dx5w2hahQGvPmZ8n0SylbvO+MeTHLlj9HhRbr3ET4b7ODRJT0luqig:SddvwdhHvPmZiyIXgLl3ZoMq4wO
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (420) 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
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1