General
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Target
e8a1b69359345662807afe0575abc0a32a8936294e11089f35e4aee221ed344b
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Size
375KB
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Sample
240320-m219asfg4y
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MD5
fa2c24704607db6211645732db2299ba
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SHA1
48fbb4f60d619c6684fae94f36601074a32b3dc9
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SHA256
e8a1b69359345662807afe0575abc0a32a8936294e11089f35e4aee221ed344b
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SHA512
13bf780c8e3eac2fee9a4a8284715efee83ce8e59b7a8eb53ae4fe68f10286c841127d8b732172f694b1d641b056737310dbf7c82676c6cde93a31fbdf30e98c
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SSDEEP
6144:L0gBA2bcv9uwoLe0akDU21sfp/fVjloBwQtq87ZC93v:JAqcvpoi7kDU21sfBxl+wQt71q
Static task
static1
Behavioral task
behavioral1
Sample
e8a1b69359345662807afe0575abc0a32a8936294e11089f35e4aee221ed344b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e8a1b69359345662807afe0575abc0a32a8936294e11089f35e4aee221ed344b.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
F:\$RECYCLE.BIN\S-1-5-21-406356229-2805545415-1236085040-1000\HOW TO BACK FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Extracted
\Device\HarddiskVolume1\HOW TO BACK FILES.txt
targetcompany
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Targets
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Target
e8a1b69359345662807afe0575abc0a32a8936294e11089f35e4aee221ed344b
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Size
375KB
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MD5
fa2c24704607db6211645732db2299ba
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SHA1
48fbb4f60d619c6684fae94f36601074a32b3dc9
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SHA256
e8a1b69359345662807afe0575abc0a32a8936294e11089f35e4aee221ed344b
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SHA512
13bf780c8e3eac2fee9a4a8284715efee83ce8e59b7a8eb53ae4fe68f10286c841127d8b732172f694b1d641b056737310dbf7c82676c6cde93a31fbdf30e98c
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SSDEEP
6144:L0gBA2bcv9uwoLe0akDU21sfp/fVjloBwQtq87ZC93v:JAqcvpoi7kDU21sfBxl+wQt71q
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 (4156) 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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