General

  • Target

    abf4910e33aafff7152c179aaeea56b144530093e3918e82c548d7627ac99217

  • Size

    3.2MB

  • Sample

    240921-smbb8ayenf

  • MD5

    4fb7da99fc2102b481dfee0b95f96b90

  • SHA1

    c6637560e4ac197bd1ebdf5e6b394fc1c335a942

  • SHA256

    abf4910e33aafff7152c179aaeea56b144530093e3918e82c548d7627ac99217

  • SHA512

    1c94f40ad2a48f22caf380df34dd1ce4036bbb733e6b5679a6063e868d7a53621433a5d789451b2c5d5eefe78064229f832bd3f7cf47b774c04b489ffa1d31c0

  • SSDEEP

    49152:hhSNGMwVbnURJs4hrqLDBttkL6R6JEl4EQo5AzwwxYXjqkNRfDUcDd+XFVD:hyezUUImLjfR6JeQyAsXJNRrNhcFVD

Malware Config

Targets

    • Target

      abf4910e33aafff7152c179aaeea56b144530093e3918e82c548d7627ac99217

    • Size

      3.2MB

    • MD5

      4fb7da99fc2102b481dfee0b95f96b90

    • SHA1

      c6637560e4ac197bd1ebdf5e6b394fc1c335a942

    • SHA256

      abf4910e33aafff7152c179aaeea56b144530093e3918e82c548d7627ac99217

    • SHA512

      1c94f40ad2a48f22caf380df34dd1ce4036bbb733e6b5679a6063e868d7a53621433a5d789451b2c5d5eefe78064229f832bd3f7cf47b774c04b489ffa1d31c0

    • SSDEEP

      49152:hhSNGMwVbnURJs4hrqLDBttkL6R6JEl4EQo5AzwwxYXjqkNRfDUcDd+XFVD:hyezUUImLjfR6JeQyAsXJNRrNhcFVD

    • Bdaejec

      Bdaejec is a backdoor written in C++.

    • Detects Bdaejec Backdoor.

      Bdaejec is backdoor written in C++.

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

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks