General

  • Target

    63c862bfcacf6f4be36d20bfb6a9971e53a29e7c36e62a615ec5e77b01ec5573

  • Size

    1.9MB

  • Sample

    240606-c3kb3aeh9w

  • MD5

    d5bc36fa6fb0a83229018222e3d892bf

  • SHA1

    51de0f908f73f1c9c39145a7af8160ce8f5eecc0

  • SHA256

    63c862bfcacf6f4be36d20bfb6a9971e53a29e7c36e62a615ec5e77b01ec5573

  • SHA512

    b28736fe5886754dc158aaf2ff4cf2be863cddf6ab25a5e605405be6c63d982841678c732012ffc952437b480d621047df0a4370fb6b168a9ed2bc845d095e21

  • SSDEEP

    24576:n/eC7bzaXi7m0QJu0LXolGLbJnR/z4+EbVbw2qug4ctOlQLernWO:nGYz0P0QMS4cdR/z4+UVi4e9Crn

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354

Attributes
  • user_agent

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

Targets

    • Target

      63c862bfcacf6f4be36d20bfb6a9971e53a29e7c36e62a615ec5e77b01ec5573

    • Size

      1.9MB

    • MD5

      d5bc36fa6fb0a83229018222e3d892bf

    • SHA1

      51de0f908f73f1c9c39145a7af8160ce8f5eecc0

    • SHA256

      63c862bfcacf6f4be36d20bfb6a9971e53a29e7c36e62a615ec5e77b01ec5573

    • SHA512

      b28736fe5886754dc158aaf2ff4cf2be863cddf6ab25a5e605405be6c63d982841678c732012ffc952437b480d621047df0a4370fb6b168a9ed2bc845d095e21

    • SSDEEP

      24576:n/eC7bzaXi7m0QJu0LXolGLbJnR/z4+EbVbw2qug4ctOlQLernWO:nGYz0P0QMS4cdR/z4+UVi4e9Crn

    • 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