General
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Target
27cb0148d10ca5cbdf7a54b9689831287708f1b5fc028630f6a0e77bb8978dce
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Size
343KB
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Sample
240320-mx6yzseh92
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MD5
7896e9a5c4e646044244af0cfa718498
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SHA1
baa73f8d2c737b795cd0f25bad6e686bc8209abe
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SHA256
27cb0148d10ca5cbdf7a54b9689831287708f1b5fc028630f6a0e77bb8978dce
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SHA512
90208a411ff5e1f20560c1b1dc53720a0afd7cc8cc521d205b922fbd828bb82e9e7a9137c6593d5f17f533a3d08a32a21308481603e74da46186f4fab45de63a
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SSDEEP
3072:Vn078lpk25rohgDsMQGqKc7vVwZ2rgGgsSdzKrcDi8Ks7M/ubACeLuwrDY7mndz/:Vn076pwlR/dwUqXdurwiBfubs57x7V9
Static task
static1
Behavioral task
behavioral1
Sample
27cb0148d10ca5cbdf7a54b9689831287708f1b5fc028630f6a0e77bb8978dce.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
27cb0148d10ca5cbdf7a54b9689831287708f1b5fc028630f6a0e77bb8978dce.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
C:\$Recycle.Bin\HOW TO BACK FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Extracted
C:\Users\Admin\Contacts\HOW TO BACK FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Targets
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Target
27cb0148d10ca5cbdf7a54b9689831287708f1b5fc028630f6a0e77bb8978dce
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Size
343KB
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MD5
7896e9a5c4e646044244af0cfa718498
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SHA1
baa73f8d2c737b795cd0f25bad6e686bc8209abe
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SHA256
27cb0148d10ca5cbdf7a54b9689831287708f1b5fc028630f6a0e77bb8978dce
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SHA512
90208a411ff5e1f20560c1b1dc53720a0afd7cc8cc521d205b922fbd828bb82e9e7a9137c6593d5f17f533a3d08a32a21308481603e74da46186f4fab45de63a
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SSDEEP
3072:Vn078lpk25rohgDsMQGqKc7vVwZ2rgGgsSdzKrcDi8Ks7M/ubACeLuwrDY7mndz/:Vn076pwlR/dwUqXdurwiBfubs57x7V9
Score10/10-
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 (7203) 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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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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