General

  • Target

    FE68FE5A435D3067C0A5919B369470BE.exe

  • Size

    5.4MB

  • Sample

    211226-j1a4yahhcr

  • MD5

    fe68fe5a435d3067c0a5919b369470be

  • SHA1

    3a87920670f578fe58f2fa485dfa3666939d679a

  • SHA256

    75418ef4eef30a8a01341680675b7384d2aabab97b0e61fe6e814c34f6731e38

  • SHA512

    54a0700b97a8c6cb0afd7936a7ef573392270fb330b072d88fcb540e7d65688dde3ada015e0abb1b19361b72617dcd2768f2bdf3c563256cab5ed3aef9688bb3

Malware Config

Targets

    • Target

      FE68FE5A435D3067C0A5919B369470BE.exe

    • Size

      5.4MB

    • MD5

      fe68fe5a435d3067c0a5919b369470be

    • SHA1

      3a87920670f578fe58f2fa485dfa3666939d679a

    • SHA256

      75418ef4eef30a8a01341680675b7384d2aabab97b0e61fe6e814c34f6731e38

    • SHA512

      54a0700b97a8c6cb0afd7936a7ef573392270fb330b072d88fcb540e7d65688dde3ada015e0abb1b19361b72617dcd2768f2bdf3c563256cab5ed3aef9688bb3

    • 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.

    • 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

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Command and Control

Web Service

1
T1102

Tasks