General

  • Target

    eufive_20220312-005101

  • Size

    628KB

  • Sample

    220312-wwmy6aheb4

  • MD5

    08279dc443b0888111af27b02393a137

  • SHA1

    5c904d71cb4c5c046a12b105f3db6e311037a032

  • SHA256

    369ac3f1ceaa5a83f544bc633abc8b0bbc89e5368ab17ec985009194205a5b50

  • SHA512

    076fac58d72be0cfd967c21ceaeed23e5b94ae1425d1128e762d866c875c19f5384f068ac64de0d5331dbf3a667620f3b3a842f7ba5eef23ad1a0c5c9a1965bd

Malware Config

Extracted

Family

vidar

Version

50.7

Botnet

865

C2

https://ruhr.social/@sam9al

https://koyu.space/@samsa2l

Attributes
  • profile_id

    865

Targets

    • Target

      eufive_20220312-005101

    • Size

      628KB

    • MD5

      08279dc443b0888111af27b02393a137

    • SHA1

      5c904d71cb4c5c046a12b105f3db6e311037a032

    • SHA256

      369ac3f1ceaa5a83f544bc633abc8b0bbc89e5368ab17ec985009194205a5b50

    • SHA512

      076fac58d72be0cfd967c21ceaeed23e5b94ae1425d1128e762d866c875c19f5384f068ac64de0d5331dbf3a667620f3b3a842f7ba5eef23ad1a0c5c9a1965bd

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks