General

  • Target

    2024-04-05_77ec791818fa2178f83c8b2be17d94ec_icedid_xrat

  • Size

    4.7MB

  • Sample

    240405-a2ezvafa9v

  • MD5

    77ec791818fa2178f83c8b2be17d94ec

  • SHA1

    283b1a74d058c21ee9d7fb2c145506bf8d67fc77

  • SHA256

    292c186067e3b02d96199bce055b58e873f34411ae86e987639051a7f4910ab9

  • SHA512

    963322a8ff2cbeaa50ca42a6e6b3d9791df8c82b6bf29ebe683432abac22ec56fbed424e88de976c3c78db083ed361406b48dd1ab48c9e322624e287b836ad8e

  • SSDEEP

    98304:2hKnRcfjYvr22SsaNYfdPBldt6+dBcjHtKRJ6B+IbzZQIbzZY:tLM7jGItBK

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

mx5.deitie.asia:4495

Mutex

ebbf737a-dddd-43dd-9b0a-74831302455d

Attributes
  • encryption_key

    F8516D89A1DFD78BD8FF575BBC3AE828B47FF0E1

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      2024-04-05_77ec791818fa2178f83c8b2be17d94ec_icedid_xrat

    • Size

      4.7MB

    • MD5

      77ec791818fa2178f83c8b2be17d94ec

    • SHA1

      283b1a74d058c21ee9d7fb2c145506bf8d67fc77

    • SHA256

      292c186067e3b02d96199bce055b58e873f34411ae86e987639051a7f4910ab9

    • SHA512

      963322a8ff2cbeaa50ca42a6e6b3d9791df8c82b6bf29ebe683432abac22ec56fbed424e88de976c3c78db083ed361406b48dd1ab48c9e322624e287b836ad8e

    • SSDEEP

      98304:2hKnRcfjYvr22SsaNYfdPBldt6+dBcjHtKRJ6B+IbzZQIbzZY:tLM7jGItBK

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables containing common artifacts observed in infostealers

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks