General

  • Target

    f475183e91015042fe85c44ea580c31b97dc8e79dc9a53e25fc6f4fd8a7cbb61

  • Size

    1.8MB

  • Sample

    240603-k1yexahf9v

  • MD5

    5f5a1f6d9a62142e288f4eebfea2ec67

  • SHA1

    8db742358812a048e73e6ed17f7be8b48a1dcf6d

  • SHA256

    f475183e91015042fe85c44ea580c31b97dc8e79dc9a53e25fc6f4fd8a7cbb61

  • SHA512

    3596a844d3d2d17fbd9fffbc2bb38fc23cb42d73fc10e4afba9a009902e6aedd6ed132896ad834e46bcfda9cb09640c50f1dc16078e23a057fb7b04cc9abd93b

  • SSDEEP

    24576:W7YfUB7F1931tbxYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbxYa8aesY3Ot4N7G/

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

      f475183e91015042fe85c44ea580c31b97dc8e79dc9a53e25fc6f4fd8a7cbb61

    • Size

      1.8MB

    • MD5

      5f5a1f6d9a62142e288f4eebfea2ec67

    • SHA1

      8db742358812a048e73e6ed17f7be8b48a1dcf6d

    • SHA256

      f475183e91015042fe85c44ea580c31b97dc8e79dc9a53e25fc6f4fd8a7cbb61

    • SHA512

      3596a844d3d2d17fbd9fffbc2bb38fc23cb42d73fc10e4afba9a009902e6aedd6ed132896ad834e46bcfda9cb09640c50f1dc16078e23a057fb7b04cc9abd93b

    • SSDEEP

      24576:W7YfUB7F1931tbxYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbxYa8aesY3Ot4N7G/

    • 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