General

  • Target

    2e33af2e9e72f812775b3086ac557ef63724ecd186c7f19f9e428da4e84521e7

  • Size

    2.4MB

  • Sample

    240603-fvd2vscf3y

  • MD5

    d9b1cb1c099a01e34c5319e683a8dcd5

  • SHA1

    c7731a71a04e7bf2a36757df76705fe92bde3874

  • SHA256

    2e33af2e9e72f812775b3086ac557ef63724ecd186c7f19f9e428da4e84521e7

  • SHA512

    1d82bb0d576a29007bd9952584ad2f2ed76cd56f236fd1ef1ed8b6085b86e2b81c4c0815aa935f16ba32639c90be0394862dd352a9b1420028540b764d54141e

  • SSDEEP

    49152:wQc81KnB/a/hNT/dlYa8aesY3Ot4N7G/:wDta/hNT/dln0etD/

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/ta904ek

https://steamcommunity.com/profiles/76561199695752269

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      2e33af2e9e72f812775b3086ac557ef63724ecd186c7f19f9e428da4e84521e7

    • Size

      2.4MB

    • MD5

      d9b1cb1c099a01e34c5319e683a8dcd5

    • SHA1

      c7731a71a04e7bf2a36757df76705fe92bde3874

    • SHA256

      2e33af2e9e72f812775b3086ac557ef63724ecd186c7f19f9e428da4e84521e7

    • SHA512

      1d82bb0d576a29007bd9952584ad2f2ed76cd56f236fd1ef1ed8b6085b86e2b81c4c0815aa935f16ba32639c90be0394862dd352a9b1420028540b764d54141e

    • SSDEEP

      49152:wQc81KnB/a/hNT/dlYa8aesY3Ot4N7G/:wDta/hNT/dln0etD/

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks