General
- Target ObsidianLoader.exe
- Size 339KB
- Sample260623-nv94asct2r
- SHA256 f13810446d0a05b3a98d134f6d41cb3d5dd0e010949482199f655e931ee40d73
Score
9/10
Malware Config
Targets
-
- Target ObsidianLoader.exe
- Size 339KB
- SHA256 f13810446d0a05b3a98d134f6d41cb3d5dd0e010949482199f655e931ee40d73
Score9/10-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Modify Registry: Disable Windows Driver Blocklist
Disable Windows Driver Blocklist via Registry.
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Sets service image path in registry
This determines the executable launched when a service starts. It can be used to establish persistence.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Executes dropped EXE
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Themida packer
Detects Themida, an advanced Windows software protection system.
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Checks whether UAC is enabled
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v16
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
1