General

  • Target

    26052e47598d4c3642f18f72b661166ca7cf5c74490f9d9e8f2beca5fce1b680

  • Size

    3.1MB

  • Sample

    220215-r88zyagbc5

  • MD5

    e02a6d825992d0532b21584beeb2e91a

  • SHA1

    375ddee62c5598026fcb1420dba4273e95cabb8d

  • SHA256

    26052e47598d4c3642f18f72b661166ca7cf5c74490f9d9e8f2beca5fce1b680

  • SHA512

    80bfeb85caa5244d262684d21f02b5ccc2c206b670ae88628badf3104d90c907d211930bf3b7620ad61b4b3b1fedcd9a76c35556ed321766dbfb96cfa95621ba

Malware Config

Targets

    • Target

      26052e47598d4c3642f18f72b661166ca7cf5c74490f9d9e8f2beca5fce1b680

    • Size

      3.1MB

    • MD5

      e02a6d825992d0532b21584beeb2e91a

    • SHA1

      375ddee62c5598026fcb1420dba4273e95cabb8d

    • SHA256

      26052e47598d4c3642f18f72b661166ca7cf5c74490f9d9e8f2beca5fce1b680

    • SHA512

      80bfeb85caa5244d262684d21f02b5ccc2c206b670ae88628badf3104d90c907d211930bf3b7620ad61b4b3b1fedcd9a76c35556ed321766dbfb96cfa95621ba

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Executes dropped EXE

    • 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.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Command and Control

Web Service

1
T1102

Tasks