General
- Target PEK SC2RS n.exe
- Size 3.7MB
- Sample260817-thmecsthkb
- SHA256 c1132a4674d32605b229e21395e5df879215a613a74f37d7d9336bc2e5b98c7c
- MD5 9020751dca63e2c9fa5355662f18ca23
- SHA1 3de4001e73d3c27298d46225171693469f714ee2
- SHA512 ad4f0027507c12e230995eaf533060f05cfc970c8ed56f91946b9257f5116a695a5acde77f22baf01b3b6762c488471ce52c1e1bd53fa520d231957124a1450a
- SSDEEP 49152:r2VgdmWMFhEttSiDPAxMgJ0NA7e57ckMi4fEdbd0:rmgdmWCkSnrike57gi4fEd
- TLSH T1BD0603B191FEC98ACCD6197C716C1E30B5C23A6B1269EB40FB247546A3AFD327F65021
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
PEK SC2RS n.exe
Resource
win10ltsc2021-20260513-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
PEK SC2RS n.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
Malware Config
Targets
-
- Target PEK SC2RS n.exe
- Size 3.7MB
- SHA256 c1132a4674d32605b229e21395e5df879215a613a74f37d7d9336bc2e5b98c7c
- MD5 9020751dca63e2c9fa5355662f18ca23
- SHA1 3de4001e73d3c27298d46225171693469f714ee2
- SHA512 ad4f0027507c12e230995eaf533060f05cfc970c8ed56f91946b9257f5116a695a5acde77f22baf01b3b6762c488471ce52c1e1bd53fa520d231957124a1450a
- SSDEEP 49152:r2VgdmWMFhEttSiDPAxMgJ0NA7e57ckMi4fEdbd0:rmgdmWCkSnrike57gi4fEd
- TLSH T1BD0603B191FEC98ACCD6197C716C1E30B5C23A6B1269EB40FB247546A3AFD327F65021
- MD5 SHA1 SHA512 SSDEEP TLSH
-
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.
-
Executes dropped EXE
-
Modifies system executable filetype association
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
MITRE ATT&CK Enterprise v16
Persistence
Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1