General
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Target
2024-05-14_c944a02c90fa1424430de8afc6bbf42b_phobos
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Size
56KB
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Sample
240514-zavzesfa7z
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MD5
c944a02c90fa1424430de8afc6bbf42b
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SHA1
99c27023677fa362f0de4a57fd253755b044bafa
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SHA256
37e832b5c45e9451938bc184d9a71f0aaa38242267df5cfc6d9ef926c31920b7
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SHA512
8e8d4524171f20d99a158d5ac6ae56531591f177b60371204ce446d7349d57caee79e1d32d95a9ec23638148900afe74b71c8bf3e63a4ac373414818a97d0c3a
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SSDEEP
1536:HNeRBl5PT/rx1mzwRMSTdLpJLsVxjsFFm:HQRrmzwR5Jx7m
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_c944a02c90fa1424430de8afc6bbf42b_phobos.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-14_c944a02c90fa1424430de8afc6bbf42b_phobos.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Targets
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Target
2024-05-14_c944a02c90fa1424430de8afc6bbf42b_phobos
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Size
56KB
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MD5
c944a02c90fa1424430de8afc6bbf42b
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SHA1
99c27023677fa362f0de4a57fd253755b044bafa
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SHA256
37e832b5c45e9451938bc184d9a71f0aaa38242267df5cfc6d9ef926c31920b7
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SHA512
8e8d4524171f20d99a158d5ac6ae56531591f177b60371204ce446d7349d57caee79e1d32d95a9ec23638148900afe74b71c8bf3e63a4ac373414818a97d0c3a
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SSDEEP
1536:HNeRBl5PT/rx1mzwRMSTdLpJLsVxjsFFm:HQRrmzwR5Jx7m
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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 (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 Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Indicator Removal
3File Deletion
3Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
2