General

  • Target

    6c8956e1d8569190a30b8479d4e5b91d6a46605d35ddd686d35d14d9fddec81c

  • Size

    1.8MB

  • Sample

    240603-jgye5ahe36

  • MD5

    0f43393cf1c94a0e0ca411c59c12f19d

  • SHA1

    2eeeca9f4be7ce88fce5764b5ff02b8888fc1eba

  • SHA256

    6c8956e1d8569190a30b8479d4e5b91d6a46605d35ddd686d35d14d9fddec81c

  • SHA512

    593bc26e1e1d150e536f1a79cdb4e57d5c1dfc1df94cbb7db60836fa16909c62742a056bb15a7f80e10c979441c44c92a9c587195d4e1f3419261ddd2906455b

  • SSDEEP

    24576:W7YfUB7F1931tb3YaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtb3Ya8aesY3Ot4N7G/

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

      6c8956e1d8569190a30b8479d4e5b91d6a46605d35ddd686d35d14d9fddec81c

    • Size

      1.8MB

    • MD5

      0f43393cf1c94a0e0ca411c59c12f19d

    • SHA1

      2eeeca9f4be7ce88fce5764b5ff02b8888fc1eba

    • SHA256

      6c8956e1d8569190a30b8479d4e5b91d6a46605d35ddd686d35d14d9fddec81c

    • SHA512

      593bc26e1e1d150e536f1a79cdb4e57d5c1dfc1df94cbb7db60836fa16909c62742a056bb15a7f80e10c979441c44c92a9c587195d4e1f3419261ddd2906455b

    • SSDEEP

      24576:W7YfUB7F1931tb3YaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtb3Ya8aesY3Ot4N7G/

    • 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

    • 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