General
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Target
5b24eb87f1c370705cde8ba80db46614d8f3e89ed296bf43a113676a0291860f
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Size
1.2MB
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Sample
240320-msapzsfe31
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MD5
28f4fbd1c4d57fb94e5c8b6d880f3abd
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SHA1
2009da94134397c2c8f62ffa6774606511e90313
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SHA256
5b24eb87f1c370705cde8ba80db46614d8f3e89ed296bf43a113676a0291860f
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SHA512
ed99f80f5b05f4437cca182ddc4ac14f03b386e220da157302d377ed1756543434dbaf4153bd445d6b7a03bb8051fb815d61b89942c805fc9366b3fbd7e50b2e
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SSDEEP
24576:hjbFOttJFW5tVPsBua8iHkYs5BSC8jLXHlIZ9zHN25:hX4ttJAcBPXTs5d67q2
Static task
static1
Behavioral task
behavioral1
Sample
5b24eb87f1c370705cde8ba80db46614d8f3e89ed296bf43a113676a0291860f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5b24eb87f1c370705cde8ba80db46614d8f3e89ed296bf43a113676a0291860f.exe
Resource
win10v2004-20231215-en
Malware Config
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
5b24eb87f1c370705cde8ba80db46614d8f3e89ed296bf43a113676a0291860f
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Size
1.2MB
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MD5
28f4fbd1c4d57fb94e5c8b6d880f3abd
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SHA1
2009da94134397c2c8f62ffa6774606511e90313
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SHA256
5b24eb87f1c370705cde8ba80db46614d8f3e89ed296bf43a113676a0291860f
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SHA512
ed99f80f5b05f4437cca182ddc4ac14f03b386e220da157302d377ed1756543434dbaf4153bd445d6b7a03bb8051fb815d61b89942c805fc9366b3fbd7e50b2e
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SSDEEP
24576:hjbFOttJFW5tVPsBua8iHkYs5BSC8jLXHlIZ9zHN25:hX4ttJAcBPXTs5d67q2
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Detect ZGRat V1
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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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Stops running service(s)
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Adds Run key to start application
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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2