General
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Target
8ff86e3ecd28a20735c6b5a9b17430f7821d7dda11d056c8ee8a0c25534bab5d
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Size
4.8MB
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Sample
240227-mwlawseg72
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MD5
7225f6ca38148af3cf287cc7a925c090
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SHA1
539828feffe109d89a2b98e23b591155c986221b
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SHA256
8ff86e3ecd28a20735c6b5a9b17430f7821d7dda11d056c8ee8a0c25534bab5d
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SHA512
c1518440a3f2e6a97c4f088440aad7233e40a81c9ca8be823c9c115af97c48761eaa885553612d580516518e2f8cadde0a0a029af7d18aca6fb36bdccc243982
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SSDEEP
24576:agQi+4aV9xB+NRftM5zgnEGekN4z5nEOJ0HRYQlVn3FP+RYxBv3KYMBBEJGqh6LJ:E4o9xB+ttuX5J0xYKsgGqh6LA1u
Static task
static1
Behavioral task
behavioral1
Sample
8ff86e3ecd28a20735c6b5a9b17430f7821d7dda11d056c8ee8a0c25534bab5d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8ff86e3ecd28a20735c6b5a9b17430f7821d7dda11d056c8ee8a0c25534bab5d.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
F:\$RECYCLE.BIN\S-1-5-21-330940541-141609230-1670313778-1000\HOW TO RESTORE FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Extracted
C:\Users\Admin\Contacts\HOW TO RESTORE FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Targets
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Target
8ff86e3ecd28a20735c6b5a9b17430f7821d7dda11d056c8ee8a0c25534bab5d
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Size
4.8MB
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MD5
7225f6ca38148af3cf287cc7a925c090
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SHA1
539828feffe109d89a2b98e23b591155c986221b
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SHA256
8ff86e3ecd28a20735c6b5a9b17430f7821d7dda11d056c8ee8a0c25534bab5d
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SHA512
c1518440a3f2e6a97c4f088440aad7233e40a81c9ca8be823c9c115af97c48761eaa885553612d580516518e2f8cadde0a0a029af7d18aca6fb36bdccc243982
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SSDEEP
24576:agQi+4aV9xB+NRftM5zgnEGekN4z5nEOJ0HRYQlVn3FP+RYxBv3KYMBBEJGqh6LJ:E4o9xB+ttuX5J0xYKsgGqh6LA1u
Score10/10-
Detect ZGRat V1
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TargetCompany,Mallox
TargetCompany (aka Mallox) is a ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.
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Detects command variations typically used by ransomware
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Renames multiple (3612) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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