General

  • Target

    4c0641e616a6b1d979110650808f4394b6315d5d747f860bc00b9e433c82816b

  • Size

    617KB

  • Sample

    220712-jvtn4abhc8

  • MD5

    ef3ab9de902f949fa844414a5617e480

  • SHA1

    201743e13f5f000bcaeef8f2fbb6b3112a656f65

  • SHA256

    4c0641e616a6b1d979110650808f4394b6315d5d747f860bc00b9e433c82816b

  • SHA512

    c8ff6a816c74fc52756a6a7cdaefa7bd4f201a415ba567eb35629039d526fcb08e002532877501eb0c8b853d78b512aec521cb7c1c893ce0c501079b1b63c13c

Malware Config

Extracted

Family

vidar

Version

5

Botnet

95

C2

http://kolobkoproms.ug/

Attributes
  • profile_id

    95

Targets

    • Target

      4c0641e616a6b1d979110650808f4394b6315d5d747f860bc00b9e433c82816b

    • Size

      617KB

    • MD5

      ef3ab9de902f949fa844414a5617e480

    • SHA1

      201743e13f5f000bcaeef8f2fbb6b3112a656f65

    • SHA256

      4c0641e616a6b1d979110650808f4394b6315d5d747f860bc00b9e433c82816b

    • SHA512

      c8ff6a816c74fc52756a6a7cdaefa7bd4f201a415ba567eb35629039d526fcb08e002532877501eb0c8b853d78b512aec521cb7c1c893ce0c501079b1b63c13c

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar log file

      Detects a log file produced by Vidar.

    • 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

3
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks