General

  • Target

    eufive_20211108-162929(2)

  • Size

    688KB

  • Sample

    211108-xpsfqschd6

  • MD5

    3f36f9d968431d0945b78ebca0a4adbb

  • SHA1

    ad058a3f84037b7f5e442960d4bf388549ab0057

  • SHA256

    fe96a24886ace072952dae318c99362572ff421c903ab154cf73d8649530c587

  • SHA512

    aae4d9bc11077ced64d2cf1c96a428462c010231bd40cde83e44f10794a3f9c4807061bb4f09dd68370125af033558ccadaa44a923f0093589704ae63553e183

Malware Config

Extracted

Family

vidar

Version

48.1

Botnet

824

C2

https://koyu.space/@rspich

Attributes
  • profile_id

    824

Targets

    • Target

      eufive_20211108-162929(2)

    • Size

      688KB

    • MD5

      3f36f9d968431d0945b78ebca0a4adbb

    • SHA1

      ad058a3f84037b7f5e442960d4bf388549ab0057

    • SHA256

      fe96a24886ace072952dae318c99362572ff421c903ab154cf73d8649530c587

    • SHA512

      aae4d9bc11077ced64d2cf1c96a428462c010231bd40cde83e44f10794a3f9c4807061bb4f09dd68370125af033558ccadaa44a923f0093589704ae63553e183

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • 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.

MITRE ATT&CK Enterprise v6

Tasks