General
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Target
8ee70de7af7f22f072f09c7e1a780c9c915cf697d4a241cfbec1b0c00fa51c04
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Size
347KB
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Sample
240530-qrqxcsbc94
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MD5
8f402d93d54d9e6dfa608e74f2b108c1
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SHA1
236ef8c57c8567bdd723acbeb645ac9cbfbe0880
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SHA256
8ee70de7af7f22f072f09c7e1a780c9c915cf697d4a241cfbec1b0c00fa51c04
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SHA512
65184154587bcf48411bbc1f279a1a5b40cbcbd8403d17e792f3f525e1cb9ce685741659584cdc8d2258ed29f7c2521085e8c796bd219050af754a0ac6351041
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SSDEEP
6144:xPtDXH/S/IQUjXeQvBAOMJmwFT//4OQ334gx6AdFCxPor:h5Xy6XekBkFTH4xYgFwxPO
Static task
static1
Behavioral task
behavioral1
Sample
8ee70de7af7f22f072f09c7e1a780c9c915cf697d4a241cfbec1b0c00fa51c04.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
8ee70de7af7f22f072f09c7e1a780c9c915cf697d4a241cfbec1b0c00fa51c04.exe
Resource
win10v2004-20240426-en
Malware Config
Extracted
F:\$RECYCLE.BIN\FILE RECOVERY.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Targets
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Target
8ee70de7af7f22f072f09c7e1a780c9c915cf697d4a241cfbec1b0c00fa51c04
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Size
347KB
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MD5
8f402d93d54d9e6dfa608e74f2b108c1
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SHA1
236ef8c57c8567bdd723acbeb645ac9cbfbe0880
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SHA256
8ee70de7af7f22f072f09c7e1a780c9c915cf697d4a241cfbec1b0c00fa51c04
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SHA512
65184154587bcf48411bbc1f279a1a5b40cbcbd8403d17e792f3f525e1cb9ce685741659584cdc8d2258ed29f7c2521085e8c796bd219050af754a0ac6351041
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SSDEEP
6144:xPtDXH/S/IQUjXeQvBAOMJmwFT//4OQ334gx6AdFCxPor:h5Xy6XekBkFTH4xYgFwxPO
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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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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (2602) 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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Deletes itself
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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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MITRE ATT&CK Enterprise v15
Execution
System Services
1Service Execution
1Windows Management Instrumentation
1Defense Evasion
Impair Defenses
1Indicator Removal
2File Deletion
2Modify Registry
1