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General
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Target
2024-05-29_2917b509cd4ffec456b17215c6dc0231_phobos
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Size
56KB
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Sample
240529-e1zebabc26
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MD5
2917b509cd4ffec456b17215c6dc0231
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SHA1
e1a80585b56352653f220987699bf4a001014c54
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SHA256
f9f45a5d6153c2180ec4315a6b734236afe25ece992c07cda8c0c8d492b193a6
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SHA512
f2e2aad42473b1d045caeaac0629b60cb8d1c8167777d1c9be36800a4045a70409f97a681584f69fd78b51a5f4b53e968e6de62b9ed2c2a8251db84cc782f13d
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SSDEEP
1536:FNeRBl5PT/rx1mzwRMSTdLpJHw6TYxryTYu:FQRrmzwR5JQYWW
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-29_2917b509cd4ffec456b17215c6dc0231_phobos.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_2917b509cd4ffec456b17215c6dc0231_phobos.exe
Resource
win10v2004-20240426-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
2024-05-29_2917b509cd4ffec456b17215c6dc0231_phobos
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Size
56KB
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MD5
2917b509cd4ffec456b17215c6dc0231
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SHA1
e1a80585b56352653f220987699bf4a001014c54
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SHA256
f9f45a5d6153c2180ec4315a6b734236afe25ece992c07cda8c0c8d492b193a6
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SHA512
f2e2aad42473b1d045caeaac0629b60cb8d1c8167777d1c9be36800a4045a70409f97a681584f69fd78b51a5f4b53e968e6de62b9ed2c2a8251db84cc782f13d
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SSDEEP
1536:FNeRBl5PT/rx1mzwRMSTdLpJHw6TYxryTYu:FQRrmzwR5JQYWW
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit
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Renames multiple (211) 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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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