General

  • Target

    file

  • Size

    325KB

  • Sample

    221114-zrrckadf26

  • MD5

    91dcf98a1a0b188cbce61dc0b02af908

  • SHA1

    44dc2cd9ffd68e66309e03297aeac6e07a102e2c

  • SHA256

    a07bcdd42890c8ceba1f103dd382f977f326f646b9361528ce6eb89cbbeabce5

  • SHA512

    3c7ac8138ad9a7b6123dcd6adfa5c8986740c7bbc2d7c89abdf928f05b12c9c8b05939a84a07f71aff595659b3266bb3f730e49b6aa29267d3dcc6c2072a11cb

  • SSDEEP

    6144:ylF/Ld/H3e07VGl8SA1p5/DNlSnhNoxI5YTsP4Ha:ylZp/H3RcrAHdEmG5OP

Malware Config

Extracted

Family

vidar

Version

55.7

Botnet

937

C2

https://t.me/deadftx

https://www.ultimate-guitar.com/u/smbfupkuhrgc1

Attributes
  • profile_id

    937

Targets

    • Target

      file

    • Size

      325KB

    • MD5

      91dcf98a1a0b188cbce61dc0b02af908

    • SHA1

      44dc2cd9ffd68e66309e03297aeac6e07a102e2c

    • SHA256

      a07bcdd42890c8ceba1f103dd382f977f326f646b9361528ce6eb89cbbeabce5

    • SHA512

      3c7ac8138ad9a7b6123dcd6adfa5c8986740c7bbc2d7c89abdf928f05b12c9c8b05939a84a07f71aff595659b3266bb3f730e49b6aa29267d3dcc6c2072a11cb

    • SSDEEP

      6144:ylF/Ld/H3e07VGl8SA1p5/DNlSnhNoxI5YTsP4Ha:ylZp/H3RcrAHdEmG5OP

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

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