General

  • Target

    39fac8b72d9057e3f06ab0aa1a9d5c012ca562131c3ee4201b3275ec6f639f23

  • Size

    1.9MB

  • Sample

    240605-p1mqmage98

  • MD5

    cf4bb324c26c71fda4014124adeb2bd6

  • SHA1

    8473fad663b4a36c65440e432631cbb8cfef5391

  • SHA256

    39fac8b72d9057e3f06ab0aa1a9d5c012ca562131c3ee4201b3275ec6f639f23

  • SHA512

    0b243b36a1c8482a1c906e2de47f31516a84d5b675e69e2bb9228328071ac6d013814b259a5ca62d8f9eedcfb7ad5b442d3d06fe962022934fa17addcb90bca5

  • SSDEEP

    24576:n/eC7bzaXi7m0wJu0LXolGLbJnR/z4+EbVbw2qug4ctOlQLernWO:nGYz0P0wMS4cdR/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

      39fac8b72d9057e3f06ab0aa1a9d5c012ca562131c3ee4201b3275ec6f639f23

    • Size

      1.9MB

    • MD5

      cf4bb324c26c71fda4014124adeb2bd6

    • SHA1

      8473fad663b4a36c65440e432631cbb8cfef5391

    • SHA256

      39fac8b72d9057e3f06ab0aa1a9d5c012ca562131c3ee4201b3275ec6f639f23

    • SHA512

      0b243b36a1c8482a1c906e2de47f31516a84d5b675e69e2bb9228328071ac6d013814b259a5ca62d8f9eedcfb7ad5b442d3d06fe962022934fa17addcb90bca5

    • SSDEEP

      24576:n/eC7bzaXi7m0wJu0LXolGLbJnR/z4+EbVbw2qug4ctOlQLernWO:nGYz0P0wMS4cdR/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