General
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Target
2024-05-22_731066cbba8733b1978aed3338721753_phobos
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Size
56KB
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Sample
240522-becfwafd53
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MD5
731066cbba8733b1978aed3338721753
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SHA1
0de6b50ee9054a66fba2c8b5acffa6c52934c327
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SHA256
a8b59f5025d268a3dee891a8b991f66dcee7cb35b3d296e38a86631b835cf303
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SHA512
d7135e216c158baf65b47ab061884668f1cd8acb5a0419f04135d260f06ec3a3d2b9d257e32789963e5942757d190bf53ca494c6255607622fc94254ed34cfbd
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SSDEEP
768:DvrNNeRBl5JFTXqwXrkgrn/9/HiDKGwRj4RcTdyH4pYT3nPKVU1EA6m8+V6C/qpL:tNeRBl5PT/rx1mzwRMSTdLpJAmZD
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-22_731066cbba8733b1978aed3338721753_phobos.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_731066cbba8733b1978aed3338721753_phobos.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
2024-05-22_731066cbba8733b1978aed3338721753_phobos
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Size
56KB
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MD5
731066cbba8733b1978aed3338721753
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SHA1
0de6b50ee9054a66fba2c8b5acffa6c52934c327
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SHA256
a8b59f5025d268a3dee891a8b991f66dcee7cb35b3d296e38a86631b835cf303
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SHA512
d7135e216c158baf65b47ab061884668f1cd8acb5a0419f04135d260f06ec3a3d2b9d257e32789963e5942757d190bf53ca494c6255607622fc94254ed34cfbd
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SSDEEP
768:DvrNNeRBl5JFTXqwXrkgrn/9/HiDKGwRj4RcTdyH4pYT3nPKVU1EA6m8+V6C/qpL:tNeRBl5PT/rx1mzwRMSTdLpJAmZD
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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 (309) 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