General
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Target
2024-04-08_47e35509151b6f873e0d2850f80fb6c5_phobos
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Size
56KB
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Sample
240408-nna1mabd6w
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MD5
47e35509151b6f873e0d2850f80fb6c5
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SHA1
f36d83a552722f1e16831e581fe250d705ad7c0d
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SHA256
bdc0b4ed743f44cee4f75e97e413ec9ecec851dd5e62f756aaca46ab77d5d05d
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SHA512
56b32121a3a3480896e9ca0c18f447aa6adaa90022e0bf2cb3da4c214705a47f3d1e3265493260d79ce60d00e7b219b791aef5373612b307497d2ea735425ff2
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SSDEEP
1536:WNeRBl5PT/rx1mzwRMSTdLpJFP3QnHCfQ:WQRrmzwR5JJ3dI
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_47e35509151b6f873e0d2850f80fb6c5_phobos.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-08_47e35509151b6f873e0d2850f80fb6c5_phobos.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
C:\info.hta
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
C:\info.hta
http://www.w3.org/TR/html4/strict.dtd'>
Targets
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Target
2024-04-08_47e35509151b6f873e0d2850f80fb6c5_phobos
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Size
56KB
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MD5
47e35509151b6f873e0d2850f80fb6c5
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SHA1
f36d83a552722f1e16831e581fe250d705ad7c0d
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SHA256
bdc0b4ed743f44cee4f75e97e413ec9ecec851dd5e62f756aaca46ab77d5d05d
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SHA512
56b32121a3a3480896e9ca0c18f447aa6adaa90022e0bf2cb3da4c214705a47f3d1e3265493260d79ce60d00e7b219b791aef5373612b307497d2ea735425ff2
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SSDEEP
1536:WNeRBl5PT/rx1mzwRMSTdLpJFP3QnHCfQ:WQRrmzwR5JJ3dI
Score10/10-
Modifies boot configuration data using bcdedit
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Renames multiple (315) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Adds Run key to start application
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Drops desktop.ini file(s)
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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
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
3File Deletion
3Modify Registry
2