General
- Target igvdwmhd.exe
- Size 13.8MB
- Sample240805-v98mcatark
- SHA256 0af8466115f0b1e17bc2d35d10acbbec1a2162bbf497e1acacf2bd17b926f068
- MD5 c9bc1db6a4cbaea0905f847035b8df57
- SHA1 4c719e43ae5aa3aedc3c495ea87bcf91c9a3f1f1
- SHA512 cf25a1f8532dbcb00bbce76ded3a9f04bdd3cb455f754ed25d58db143f03f897e974ad6ca04511eda5afa5b8edd9ab7e01f2342f33eb70ea484daf80283e33bc
- SSDEEP 24576:eIbasG14OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO:eItG1
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
igvdwmhd.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
igvdwmhd.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
igvdwmhd.exe
Resource
win11-20240802-en
Malware Config
Extracted
-
tofsee
-
vanaheim.cn
-
jotunheim.name
Targets
-
- Target igvdwmhd.exe
- Size 13.8MB
- SHA256 0af8466115f0b1e17bc2d35d10acbbec1a2162bbf497e1acacf2bd17b926f068
- MD5 c9bc1db6a4cbaea0905f847035b8df57
- SHA1 4c719e43ae5aa3aedc3c495ea87bcf91c9a3f1f1
- SHA512 cf25a1f8532dbcb00bbce76ded3a9f04bdd3cb455f754ed25d58db143f03f897e974ad6ca04511eda5afa5b8edd9ab7e01f2342f33eb70ea484daf80283e33bc
- SSDEEP 24576:eIbasG14OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO:eItG1
- MD5 SHA1 SHA512 SSDEEP
-
Creates new service(s)
-
Modifies Windows Firewall
-
Sets service image path in registry
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Deletes itself
-
Executes dropped EXE
-
Drops file in System32 directory
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2