General

  • Target

    889f545d2011104f1890f06ad98e02a424ccac86a9d9ebb0c6875e5e45d6bc3f

  • Size

    2.4MB

  • Sample

    240601-jp9hcsee7z

  • MD5

    f279fda0be7f786a0025397a7260d369

  • SHA1

    79e2b6c2e9d25000e7a49c6cacb38d890514d54b

  • SHA256

    889f545d2011104f1890f06ad98e02a424ccac86a9d9ebb0c6875e5e45d6bc3f

  • SHA512

    6e49aa6e6d8675586aa54100bdf1340c97b7eb0a3e9aac40586d8f2588accf42e10757d5e13c03f7c8a75e124356525415d009c249f4486597be9c7424c28d43

  • SSDEEP

    49152:wQc81KnB/a/hNT/dFYa8aesY3Ot4N7G/:wDta/hNT/dFn0etD/

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

      889f545d2011104f1890f06ad98e02a424ccac86a9d9ebb0c6875e5e45d6bc3f

    • Size

      2.4MB

    • MD5

      f279fda0be7f786a0025397a7260d369

    • SHA1

      79e2b6c2e9d25000e7a49c6cacb38d890514d54b

    • SHA256

      889f545d2011104f1890f06ad98e02a424ccac86a9d9ebb0c6875e5e45d6bc3f

    • SHA512

      6e49aa6e6d8675586aa54100bdf1340c97b7eb0a3e9aac40586d8f2588accf42e10757d5e13c03f7c8a75e124356525415d009c249f4486597be9c7424c28d43

    • SSDEEP

      49152:wQc81KnB/a/hNT/dFYa8aesY3Ot4N7G/:wDta/hNT/dFn0etD/

    • 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