General

  • Target

    ede246dce0aea6f3d29c26d37941ba2eaf94fb76b373d82c06fb637760faf45d

  • Size

    2.0MB

  • Sample

    240526-cy39dabf5v

  • MD5

    63045bc0cd72dccecc0deb41974379be

  • SHA1

    c5e55097b6a8c8ddf2773022e922e033c4138a7d

  • SHA256

    ede246dce0aea6f3d29c26d37941ba2eaf94fb76b373d82c06fb637760faf45d

  • SHA512

    795b20f9e5d95eceff2ec5592655ae8ccce64bf4205365075a982b3d5b7cdcf3c4365cd562c7ca0b72a3b2e65648f05c50a79f4c4031bc0e6de22bb83c0ef0bf

  • SSDEEP

    49152:s4K3x1vUuJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18utIuoITsdZ

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin

Attributes
  • user_agent

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

Targets

    • Target

      ede246dce0aea6f3d29c26d37941ba2eaf94fb76b373d82c06fb637760faf45d

    • Size

      2.0MB

    • MD5

      63045bc0cd72dccecc0deb41974379be

    • SHA1

      c5e55097b6a8c8ddf2773022e922e033c4138a7d

    • SHA256

      ede246dce0aea6f3d29c26d37941ba2eaf94fb76b373d82c06fb637760faf45d

    • SHA512

      795b20f9e5d95eceff2ec5592655ae8ccce64bf4205365075a982b3d5b7cdcf3c4365cd562c7ca0b72a3b2e65648f05c50a79f4c4031bc0e6de22bb83c0ef0bf

    • SSDEEP

      49152:s4K3x1vUuJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18utIuoITsdZ

    • 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