General
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Target
cc8b401c7f32abbe8b4ee65fd7d32ca197a46415f2db8d40131a20ce80deec27
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Size
371KB
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Sample
240320-m2ltlsfa88
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MD5
14b78d1fd58c86112b626148a0429988
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SHA1
23a5d6231b8ceb3545ac95f7c6fed1325d1ba5b4
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SHA256
cc8b401c7f32abbe8b4ee65fd7d32ca197a46415f2db8d40131a20ce80deec27
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SHA512
503e2b46300b583e1a290c33ee5e2e624004d19aac2c44cc8833d1eaa0fbbb84cdc7e3ff292f30735bcd8b348371566029812c5f5af27ca469bb904324cb1da1
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SSDEEP
6144:Y0LeYyBiqCw5wLrsEtA6We/p14a0q/fJ5/fzCH:WYyB7Cw+EEtA6db4pq/BNC
Static task
static1
Behavioral task
behavioral1
Sample
cc8b401c7f32abbe8b4ee65fd7d32ca197a46415f2db8d40131a20ce80deec27.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cc8b401c7f32abbe8b4ee65fd7d32ca197a46415f2db8d40131a20ce80deec27.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:\$Recycle.Bin\HOW TO BACK FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Targets
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Target
cc8b401c7f32abbe8b4ee65fd7d32ca197a46415f2db8d40131a20ce80deec27
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Size
371KB
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MD5
14b78d1fd58c86112b626148a0429988
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SHA1
23a5d6231b8ceb3545ac95f7c6fed1325d1ba5b4
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SHA256
cc8b401c7f32abbe8b4ee65fd7d32ca197a46415f2db8d40131a20ce80deec27
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SHA512
503e2b46300b583e1a290c33ee5e2e624004d19aac2c44cc8833d1eaa0fbbb84cdc7e3ff292f30735bcd8b348371566029812c5f5af27ca469bb904324cb1da1
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SSDEEP
6144:Y0LeYyBiqCw5wLrsEtA6We/p14a0q/fJ5/fzCH:WYyB7Cw+EEtA6db4pq/BNC
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 (3896) 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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