General

  • Target

    8b74d67261de5dc02f41ecd991d53d8c246c464220633dcf4571cf91780e2f5f

  • Size

    2.0MB

  • Sample

    240522-xqwjsada98

  • MD5

    0450171442b7d32e194045b7d5f41d97

  • SHA1

    35f9433dd36779a7eae14d25f0206ad530613e03

  • SHA256

    8b74d67261de5dc02f41ecd991d53d8c246c464220633dcf4571cf91780e2f5f

  • SHA512

    5b5d41adb72ec419c6ee7b47c488143e4d262698542c988ddd5384aa4ec103d34cd30acdc74aa99d06810d826ac03779f2d38fddf3510b9efd91f8bbc1c6b483

  • SSDEEP

    49152:7QzHt472DPJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHthtIuoITsdZ

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      8b74d67261de5dc02f41ecd991d53d8c246c464220633dcf4571cf91780e2f5f

    • Size

      2.0MB

    • MD5

      0450171442b7d32e194045b7d5f41d97

    • SHA1

      35f9433dd36779a7eae14d25f0206ad530613e03

    • SHA256

      8b74d67261de5dc02f41ecd991d53d8c246c464220633dcf4571cf91780e2f5f

    • SHA512

      5b5d41adb72ec419c6ee7b47c488143e4d262698542c988ddd5384aa4ec103d34cd30acdc74aa99d06810d826ac03779f2d38fddf3510b9efd91f8bbc1c6b483

    • SSDEEP

      49152:7QzHt472DPJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHthtIuoITsdZ

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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