General

  • Target

    0f163633584759421a70639da0adf1ed2463a1fee5e5e0f9ce67de23581868a9

  • Size

    1.8MB

  • Sample

    240604-ct965aag35

  • MD5

    da878d37dd8d5161236a67b1b3f9c3ac

  • SHA1

    9a5e813dc5753049d473555a51628b73ac64d4b3

  • SHA256

    0f163633584759421a70639da0adf1ed2463a1fee5e5e0f9ce67de23581868a9

  • SHA512

    06b42a374775993b493b842168a0eade0225e328bfb1bd8f483307fee134733adc718d0db39d7d662d2b6964d5834692ac78e3ff52543563f51360178f002aa8

  • SSDEEP

    24576:W7YfUB7F1931tbiYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbiYa8aesY3Ot4N7G/

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

      0f163633584759421a70639da0adf1ed2463a1fee5e5e0f9ce67de23581868a9

    • Size

      1.8MB

    • MD5

      da878d37dd8d5161236a67b1b3f9c3ac

    • SHA1

      9a5e813dc5753049d473555a51628b73ac64d4b3

    • SHA256

      0f163633584759421a70639da0adf1ed2463a1fee5e5e0f9ce67de23581868a9

    • SHA512

      06b42a374775993b493b842168a0eade0225e328bfb1bd8f483307fee134733adc718d0db39d7d662d2b6964d5834692ac78e3ff52543563f51360178f002aa8

    • SSDEEP

      24576:W7YfUB7F1931tbiYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbiYa8aesY3Ot4N7G/

    • 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