General

  • Target
    913ffffe973462ca717e6d6a35435f05.exe
  • Size 2.4MB
  • Sample240609-tfe79sch53
  • SHA256 d8cbbb545c3b804cd8ac1f861b18852761a987693650478fb01ae98538df9741
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

rc4.plain

Targets

    • Target
      913ffffe973462ca717e6d6a35435f05.exe
    • Size 2.4MB
    • SHA256 d8cbbb545c3b804cd8ac1f861b18852761a987693650478fb01ae98538df9741
    • MD5 SHA1 SHA512 SSDEEP
    • 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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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