General

  • Target

    193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72

  • Size

    653KB

  • Sample

    220608-ryt32abfan

  • MD5

    58f06cad4c804366565de62ec9fde918

  • SHA1

    aaa10511e2244e3cd1432fe402f4a0f2d457c7b7

  • SHA256

    193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72

  • SHA512

    0502e5bd59d5b13c0b4dd552eed9d082aa724d78bc784ac56e7a18fa5d8446e689187f8f17fd807d6332723a01b9e3889a63697c194f817914c97568b7445214

Malware Config

Extracted

Family

vidar

Version

16.7

Botnet

543

C2

http://bokrosiiit.com/

Attributes
  • profile_id

    543

Targets

    • Target

      193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72

    • Size

      653KB

    • MD5

      58f06cad4c804366565de62ec9fde918

    • SHA1

      aaa10511e2244e3cd1432fe402f4a0f2d457c7b7

    • SHA256

      193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72

    • SHA512

      0502e5bd59d5b13c0b4dd552eed9d082aa724d78bc784ac56e7a18fa5d8446e689187f8f17fd807d6332723a01b9e3889a63697c194f817914c97568b7445214

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    • Vidar Stealer

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

4
T1005

Tasks