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General
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Target
2024-05-02_d35b28401ff2f12c55296e95fd0b82ad_phobos
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Size
56KB
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Sample
240502-2dta4sac27
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MD5
d35b28401ff2f12c55296e95fd0b82ad
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SHA1
31dd40eba1aea2217afe307a98fab9f05c8a5e32
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SHA256
7fb02a35bf5c3ae045dd33295ebc72e2c927684058c0194207f2cf3226571f3a
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SHA512
bbfc1a4bbbb2be47ddaa26899f5450f99328e601149771c1616369502af7c6286deb7a66ea60c0b91e1ff0a97e6547fac3ee8c9a71d6e7d28250b4145f2fbc67
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SSDEEP
1536:SNeRBl5PT/rx1mzwRMSTdLpJ67d6P12zbZ:SQRrmzwR5Jt10Z
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-02_d35b28401ff2f12c55296e95fd0b82ad_phobos.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_d35b28401ff2f12c55296e95fd0b82ad_phobos.exe
Resource
win10v2004-20240419-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
2024-05-02_d35b28401ff2f12c55296e95fd0b82ad_phobos
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Size
56KB
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MD5
d35b28401ff2f12c55296e95fd0b82ad
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SHA1
31dd40eba1aea2217afe307a98fab9f05c8a5e32
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SHA256
7fb02a35bf5c3ae045dd33295ebc72e2c927684058c0194207f2cf3226571f3a
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SHA512
bbfc1a4bbbb2be47ddaa26899f5450f99328e601149771c1616369502af7c6286deb7a66ea60c0b91e1ff0a97e6547fac3ee8c9a71d6e7d28250b4145f2fbc67
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SSDEEP
1536:SNeRBl5PT/rx1mzwRMSTdLpJ67d6P12zbZ:SQRrmzwR5Jt10Z
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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 (512) 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
1