General
- Target wps_office_inst.exe
- Size 5.5MB
- Sample260417-pg7axsdv6m
- SHA256 64ce90928b39bb57525820ec99064cfe616b1ae520fbf3d8af592d9d6309cab6
- MD5 dd803b8249599259930f973b9902cd0c
- SHA1 d47ebd673f85a504c35e653b83205aa889a17f2a
- SHA512 1cfd2bf0695ebf49fd3c954319e7ddffd9a124c04aa7b4c9a6024cbcbf61f9896bd986f04a002a56fd8d6ad34cf8072bbf571ecc03b534d9bb4504d0f1cdce95
- SSDEEP 98304:rmZ45nFcnKHcYOzJjF9momof6OFDS4clrn9M7KWp/pp:oMnFcKlOzV3HDS4g9M+Whpp
- TLSH T1BE46B012FB8680F1E5D101B0547BBB76583DAA285B2489D7E7D02E7588302D37A3BB5F
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
wps_office_inst.exe
Resource
win10v2004-20260130-en
21 signatures
150 seconds
Behavioral task
behavioral2
Sample
wps_office_inst.exe
Resource
win11-20260130-en
20 signatures
150 seconds
Malware Config
Targets
-
- Target wps_office_inst.exe
- Size 5.5MB
- SHA256 64ce90928b39bb57525820ec99064cfe616b1ae520fbf3d8af592d9d6309cab6
- MD5 dd803b8249599259930f973b9902cd0c
- SHA1 d47ebd673f85a504c35e653b83205aa889a17f2a
- SHA512 1cfd2bf0695ebf49fd3c954319e7ddffd9a124c04aa7b4c9a6024cbcbf61f9896bd986f04a002a56fd8d6ad34cf8072bbf571ecc03b534d9bb4504d0f1cdce95
- SSDEEP 98304:rmZ45nFcnKHcYOzJjF9momof6OFDS4clrn9M7KWp/pp:oMnFcKlOzV3HDS4g9M+Whpp
- TLSH T1BE46B012FB8680F1E5D101B0547BBB76583DAA285B2489D7E7D02E7588302D37A3BB5F
- MD5 SHA1 SHA512 SSDEEP TLSH
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
MITRE ATT&CK Enterprise v16
Persistence
Event Triggered Execution
1Component Object Model Hijacking
1Pre-OS Boot
1Bootkit
1Defense Evasion
Modify Registry
2Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1