General

  • Target

    074560a237607f24e1e4b87a7d67abea69f1f2a74f793a8e6f56c7f4f498fd05

  • Size

    2.2MB

  • Sample

    240629-2vf24sydjf

  • MD5

    8825982385f026b82af948aae987865e

  • SHA1

    3b289589281b1c07003484d7719213beb2096d2d

  • SHA256

    074560a237607f24e1e4b87a7d67abea69f1f2a74f793a8e6f56c7f4f498fd05

  • SHA512

    e99f030332c02b5000e11530ab089b88cbdea423df6e9dc3da77b7b6a9da75f87b45745bb2c2fedbce4238976a9ffd164028b05d4381fc79971f89b9f4731da8

  • SSDEEP

    49152:qpjNvr9ySAOmw4pHHO+SASagXkJr4MDkUwm:qpjNp7p4pHH8n5A

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      074560a237607f24e1e4b87a7d67abea69f1f2a74f793a8e6f56c7f4f498fd05

    • Size

      2.2MB

    • MD5

      8825982385f026b82af948aae987865e

    • SHA1

      3b289589281b1c07003484d7719213beb2096d2d

    • SHA256

      074560a237607f24e1e4b87a7d67abea69f1f2a74f793a8e6f56c7f4f498fd05

    • SHA512

      e99f030332c02b5000e11530ab089b88cbdea423df6e9dc3da77b7b6a9da75f87b45745bb2c2fedbce4238976a9ffd164028b05d4381fc79971f89b9f4731da8

    • SSDEEP

      49152:qpjNvr9ySAOmw4pHHO+SASagXkJr4MDkUwm:qpjNp7p4pHH8n5A

    • 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.

    • 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