General
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Target
2024-05-05_1bf0ddfb8a77b6d1f82969c4cc0c971f_phobos
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Size
57KB
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Sample
240505-z84zzshc98
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MD5
1bf0ddfb8a77b6d1f82969c4cc0c971f
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SHA1
d08e9db25d2955c16f2356d2df0182c9b214d542
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SHA256
5c87adea3c1296f45acfdbd196fba55e1727ca8525704e0c0877656968dddf0a
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SHA512
ed257bddb1e5b7cd40d9493b5f8595c2d6bc19f69b9c8db75e19d6a4334977b2026755692f345c99cbf0ed6ff8628a3604bedf3465689eedd471675b8525958e
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SSDEEP
1536:2NeRBl5PT/rx1mzwRMSTdLpJ6dmfo54ZxKVs:2QRrmzwR5J7A54jKm
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-05_1bf0ddfb8a77b6d1f82969c4cc0c971f_phobos.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-05_1bf0ddfb8a77b6d1f82969c4cc0c971f_phobos.exe
Resource
win10v2004-20240426-en
Malware Config
Extracted
C:\info.hta
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class='mark'>[email protected]</span></div>
class='mark'>[email protected]
[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
class='mark'>[email protected]</span></div>
class='mark'>[email protected]
[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Targets
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Target
2024-05-05_1bf0ddfb8a77b6d1f82969c4cc0c971f_phobos
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Size
57KB
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MD5
1bf0ddfb8a77b6d1f82969c4cc0c971f
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SHA1
d08e9db25d2955c16f2356d2df0182c9b214d542
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SHA256
5c87adea3c1296f45acfdbd196fba55e1727ca8525704e0c0877656968dddf0a
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SHA512
ed257bddb1e5b7cd40d9493b5f8595c2d6bc19f69b9c8db75e19d6a4334977b2026755692f345c99cbf0ed6ff8628a3604bedf3465689eedd471675b8525958e
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SSDEEP
1536:2NeRBl5PT/rx1mzwRMSTdLpJ6dmfo54ZxKVs:2QRrmzwR5J7A54jKm
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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 (320) 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