General

  • Target

    22bbed9fba353d0edac0e99a969783454cecefa0be66a2b9328018ee34d6bbe9

  • Size

    2.4MB

  • Sample

    240603-fse65sdg53

  • MD5

    1bfe8a9f1198ef796fdeddddf6df0ea5

  • SHA1

    9640d95f65c7bbb1c58e5a553b30a0f96d8b5afa

  • SHA256

    22bbed9fba353d0edac0e99a969783454cecefa0be66a2b9328018ee34d6bbe9

  • SHA512

    5298eb9f8285d5f13cdc994873dff2b5f37419b2a86d120ebea8bcdb01beaa59723a2746326e4c8db240c39c501bee3147f4f8939bb9d840d71556ef8e80c406

  • SSDEEP

    49152:wQc81KnB/a/hNT/dtYa8aesY3Ot4N7G/:wDta/hNT/dtn0etD/

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

      22bbed9fba353d0edac0e99a969783454cecefa0be66a2b9328018ee34d6bbe9

    • Size

      2.4MB

    • MD5

      1bfe8a9f1198ef796fdeddddf6df0ea5

    • SHA1

      9640d95f65c7bbb1c58e5a553b30a0f96d8b5afa

    • SHA256

      22bbed9fba353d0edac0e99a969783454cecefa0be66a2b9328018ee34d6bbe9

    • SHA512

      5298eb9f8285d5f13cdc994873dff2b5f37419b2a86d120ebea8bcdb01beaa59723a2746326e4c8db240c39c501bee3147f4f8939bb9d840d71556ef8e80c406

    • SSDEEP

      49152:wQc81KnB/a/hNT/dtYa8aesY3Ot4N7G/:wDta/hNT/dtn0etD/

    • 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