General
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Target
27218f3e3ad161ad86b3c599c9c7ea13_JaffaCakes118
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Size
336KB
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Sample
240508-22hjhscd8v
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MD5
27218f3e3ad161ad86b3c599c9c7ea13
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SHA1
b4eb82e32f83b49e33995fbd9753480c9ef65165
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SHA256
0ab4f1d946f9490a33caffeea59cb1804153e9cd0cfc0718150445f848d16043
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SHA512
8b48dc4aa817faa1c32d33d5bf9860a2922cd1b7d7d94dd97c35d27264fad23f9ab64be735021c5523023bf1b548a352e8736ee4847407548921c5ab27361a85
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SSDEEP
6144:hn2N3RE4bQWd1YUd2bLE6Bc2Oa+QdAdFAMcrew/:h83RECYUsZea+UVMcrF/
Static task
static1
Behavioral task
behavioral1
Sample
27218f3e3ad161ad86b3c599c9c7ea13_JaffaCakes118.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
27218f3e3ad161ad86b3c599c9c7ea13_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECOVERY_+jdjwt.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/104763238AAE2F72
http://tes543berda73i48fsdfsd.keratadze.at/104763238AAE2F72
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/104763238AAE2F72
http://xlowfznrg4wf7dli.ONION/104763238AAE2F72
Extracted
C:\Program Files\7-Zip\Lang\_RECOVERY_+uesdn.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/55AC7E8D77CEF87C
http://tes543berda73i48fsdfsd.keratadze.at/55AC7E8D77CEF87C
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/55AC7E8D77CEF87C
http://xlowfznrg4wf7dli.ONION/55AC7E8D77CEF87C
Targets
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Target
27218f3e3ad161ad86b3c599c9c7ea13_JaffaCakes118
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Size
336KB
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MD5
27218f3e3ad161ad86b3c599c9c7ea13
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SHA1
b4eb82e32f83b49e33995fbd9753480c9ef65165
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SHA256
0ab4f1d946f9490a33caffeea59cb1804153e9cd0cfc0718150445f848d16043
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SHA512
8b48dc4aa817faa1c32d33d5bf9860a2922cd1b7d7d94dd97c35d27264fad23f9ab64be735021c5523023bf1b548a352e8736ee4847407548921c5ab27361a85
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SSDEEP
6144:hn2N3RE4bQWd1YUd2bLE6Bc2Oa+QdAdFAMcrew/:h83RECYUsZea+UVMcrF/
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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 (430) 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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Suspicious use of SetThreadContext
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