General

  • Target

    076bdbac46ca40ee9712d5c74ebe561186e9b25d4b00df6ca8b2fdf62567677d

  • Size

    209KB

  • Sample

    240705-ch3b5ssdka

  • MD5

    5135ce446cdc96471bd70ce03ba7bfb5

  • SHA1

    0417f73790c731f6537673ffdb8d8c66fe47d2f3

  • SHA256

    076bdbac46ca40ee9712d5c74ebe561186e9b25d4b00df6ca8b2fdf62567677d

  • SHA512

    e8ee2c11fd104fa78705e7368f7abadd0b21f1a492c126cf1bc3528d4b5873031b759698480ed1794072007f24ffc34c9d02c2c8b8f7257aa84633962c8a60bd

  • SSDEEP

    3072:hElJQihVRcStC94yRnIqZsWWXaHC5v1XJ+MZ4CR/3ksVnSFxnOw69vD:hE4giiyRI66dXoC45uSqV

Malware Config

Extracted

Family

vidar

C2

https://t.me/bu77un

https://steamcommunity.com/profiles/76561199730044335

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.1) Gecko/20100101 Firefox/128.1

Targets

    • Target

      076bdbac46ca40ee9712d5c74ebe561186e9b25d4b00df6ca8b2fdf62567677d

    • Size

      209KB

    • MD5

      5135ce446cdc96471bd70ce03ba7bfb5

    • SHA1

      0417f73790c731f6537673ffdb8d8c66fe47d2f3

    • SHA256

      076bdbac46ca40ee9712d5c74ebe561186e9b25d4b00df6ca8b2fdf62567677d

    • SHA512

      e8ee2c11fd104fa78705e7368f7abadd0b21f1a492c126cf1bc3528d4b5873031b759698480ed1794072007f24ffc34c9d02c2c8b8f7257aa84633962c8a60bd

    • SSDEEP

      3072:hElJQihVRcStC94yRnIqZsWWXaHC5v1XJ+MZ4CR/3ksVnSFxnOw69vD:hE4giiyRI66dXoC45uSqV

    • 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.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks