General
- Target 91081b4eb156ea7d9c0d60456cab8b54.exe
- Size 3.6MB
- Sample251215-mpsfmatlf1
- SHA256 2d13eefc843173805cde874f953e18c83b3943d70906d2b5741b307625970621
- MD5 91081b4eb156ea7d9c0d60456cab8b54
- SHA1 b00cf56c90c65c5ff822641951d0a56733bd5a4f
- SHA512 a774176769833fd599936678b2f1f3c258d0342e67c3f66866943d9cdcae55004add8b29aa423597d2dafa119a1cd14cb522538b0fbca84704c7317883e15af3
- SSDEEP 98304:aaT3R4w3K6tZSaMSs1eJMn7w08BKAqffmjz:J2w3E16MiBrUfmH
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
91081b4eb156ea7d9c0d60456cab8b54.exe
Resource
win10v2004-20251211-en
Behavioral task
behavioral2
Sample
91081b4eb156ea7d9c0d60456cab8b54.exe
Resource
win11-20251015-en
Malware Config
Targets
-
- Target 91081b4eb156ea7d9c0d60456cab8b54.exe
- Size 3.6MB
- SHA256 2d13eefc843173805cde874f953e18c83b3943d70906d2b5741b307625970621
- MD5 91081b4eb156ea7d9c0d60456cab8b54
- SHA1 b00cf56c90c65c5ff822641951d0a56733bd5a4f
- SHA512 a774176769833fd599936678b2f1f3c258d0342e67c3f66866943d9cdcae55004add8b29aa423597d2dafa119a1cd14cb522538b0fbca84704c7317883e15af3
- SSDEEP 98304:aaT3R4w3K6tZSaMSs1eJMn7w08BKAqffmjz:J2w3E16MiBrUfmH
- MD5 SHA1 SHA512 SSDEEP
Score9/10-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
-
Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Disables service(s)
-
Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
-
Loads dropped DLL
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Stops running service(s)
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Enumerates processes with tasklist
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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
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2