General
- Target https://github.com/97-42/steam-for-school
- Sample260415-mppdzaey4y
Score
9/10
Malware Config
Targets
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- Target https://github.com/97-42/steam-for-school
Score9/10-
Renames multiple (6118) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Privilege Escalation
Access Token Manipulation
1Create Process with Token
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Access Token Manipulation
1Create Process with Token
1Modify Registry
2Subvert Trust Controls
2Install Root Certificate
2