General
- Target 3b54e93ce53eafcca28e6deb05d7ef1c9ac5ada84780d7eccc1453a9df3ecb27
- Size 2.0MB
- Sample260831-vcye4she86
- SHA256 3b54e93ce53eafcca28e6deb05d7ef1c9ac5ada84780d7eccc1453a9df3ecb27
- MD5 9dfd7cc853d9cd914b724f98ce912f11
- SHA1 3e3d83831ccac0869f5234801f91d2a7db93ce86
- SHA512 ddfade966649f4c4419180134f32371f2f8a74511b24d6c7ab0e1cfea5f530f5d64bb3c8ea9e01735a31487be9076ffb4596dd99bef32637b15e75e926a80d32
- SSDEEP 49152:FuI2h0919WRHcTeynRkfg7ve+AhrWzOUB:F5O0919WR8zaQe+UrEOUB
- TLSH T198A5D03FB28B653EE06E5A3A7A72E110583B7A6165138C5696F4C88CCF254701E3F787
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Targets
-
- Target 3b54e93ce53eafcca28e6deb05d7ef1c9ac5ada84780d7eccc1453a9df3ecb27
- Size 2.0MB
- SHA256 3b54e93ce53eafcca28e6deb05d7ef1c9ac5ada84780d7eccc1453a9df3ecb27
- MD5 9dfd7cc853d9cd914b724f98ce912f11
- SHA1 3e3d83831ccac0869f5234801f91d2a7db93ce86
- SHA512 ddfade966649f4c4419180134f32371f2f8a74511b24d6c7ab0e1cfea5f530f5d64bb3c8ea9e01735a31487be9076ffb4596dd99bef32637b15e75e926a80d32
- SSDEEP 49152:FuI2h0919WRHcTeynRkfg7ve+AhrWzOUB:F5O0919WR8zaQe+UrEOUB
- TLSH T198A5D03FB28B653EE06E5A3A7A72E110583B7A6165138C5696F4C88CCF254701E3F787
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Uses Session Manager for persistence
Creates Session Manager registry key to run executable early in system boot.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Checks for any installed AV software in registry
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1