General
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Target
3fc75983ed3c5ac1879d862760523e2986907fc9a177c9b740b5b36e6e28f9d9
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Size
337KB
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Sample
240308-zrxvcagg51
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MD5
6b50f4c0c2680b858660f4fac7da7997
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SHA1
d072d2599c066127bbe7498a22d6be36cb2520a0
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SHA256
3fc75983ed3c5ac1879d862760523e2986907fc9a177c9b740b5b36e6e28f9d9
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SHA512
5a2d0145a027f6291d6b44e01f162877a90f75f9430244279c4ff3dad20a3bd7c7d8f3579e589d8f43855b936f81bdd6735cca4d1e075b35dc524a42593c3718
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SSDEEP
6144:x10dQ9HvBKnLUJwsPnER47ST0vfnRX3yZY4J2laK92:xBHvwnLUO1R47S6fRny2n
Static task
static1
Behavioral task
behavioral1
Sample
3fc75983ed3c5ac1879d862760523e2986907fc9a177c9b740b5b36e6e28f9d9.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3fc75983ed3c5ac1879d862760523e2986907fc9a177c9b740b5b36e6e28f9d9.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
C:\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
3fc75983ed3c5ac1879d862760523e2986907fc9a177c9b740b5b36e6e28f9d9
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Size
337KB
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MD5
6b50f4c0c2680b858660f4fac7da7997
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SHA1
d072d2599c066127bbe7498a22d6be36cb2520a0
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SHA256
3fc75983ed3c5ac1879d862760523e2986907fc9a177c9b740b5b36e6e28f9d9
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SHA512
5a2d0145a027f6291d6b44e01f162877a90f75f9430244279c4ff3dad20a3bd7c7d8f3579e589d8f43855b936f81bdd6735cca4d1e075b35dc524a42593c3718
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SSDEEP
6144:x10dQ9HvBKnLUJwsPnER47ST0vfnRX3yZY4J2laK92:xBHvwnLUO1R47S6fRny2n
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 (2695) 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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