General
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Target
SecuriteInfo.com.Trojan.DownLoaderNET.960.9931.28151
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Size
940KB
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Sample
240412-steyzsef3w
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MD5
6e45b98d4ffb2d2b229f395272e35f99
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SHA1
d8492fa2ca7ad3f1bd081ff43aa326fc65fc4311
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SHA256
758600c927adb10386bfad3863e5fd950edf6340214628e5ea9260ddb994ac86
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SHA512
ab71b249dbc676e72a9e27074c6b043af30bf4ceb2d157062879982273336dc1cbf6604e730bc343f9c71353cf171998f6d116f78ed4fa08bcc3d01dd17838ce
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SSDEEP
24576:sBe5pdi9+vEJzbFHahHGP9S648nOUdP0P:3ezZahHL1PUy
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.DownLoaderNET.960.9931.exe
Resource
win7-20240215-en
Malware Config
Extracted
F:\HOW TO BACK FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Targets
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Target
SecuriteInfo.com.Trojan.DownLoaderNET.960.9931.28151
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Size
940KB
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MD5
6e45b98d4ffb2d2b229f395272e35f99
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SHA1
d8492fa2ca7ad3f1bd081ff43aa326fc65fc4311
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SHA256
758600c927adb10386bfad3863e5fd950edf6340214628e5ea9260ddb994ac86
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SHA512
ab71b249dbc676e72a9e27074c6b043af30bf4ceb2d157062879982273336dc1cbf6604e730bc343f9c71353cf171998f6d116f78ed4fa08bcc3d01dd17838ce
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SSDEEP
24576:sBe5pdi9+vEJzbFHahHGP9S648nOUdP0P:3ezZahHL1PUy
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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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Modifies boot configuration data using bcdedit
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Renames multiple (7276) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Adds Run key to start application
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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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