General

  • Target
    9243520e8665c620e93c10508bf2c223.exe
  • Size 640KB
  • Sample210603-ctajmfa9s6
  • SHA256 33c2ca1cc03550022c20d672a3d541cb1b1d2009458dd46493bdf950e9ddc411
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • vidar

Version
  • 39.2

Botnet
  • 517

C2
  • https://dimashub.tumblr.com

Attributes
  • profile_id

    517

Targets

    • Target
      9243520e8665c620e93c10508bf2c223.exe
    • Size 640KB
    • SHA256 33c2ca1cc03550022c20d672a3d541cb1b1d2009458dd46493bdf950e9ddc411
    • MD5 SHA1 SHA512
    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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 v6

Tasks