General

  • Target

    7b4ed3c690a9d466ddb729d4c806af8d8dffecf85410e31ef845bea4eefd6d17

  • Size

    896KB

  • Sample

    220624-2vkejagcar

  • MD5

    c3087b45ca582d54e9191f33b5409506

  • SHA1

    058988ed861e01f489a1931313d1f7b4abee0c1a

  • SHA256

    7b4ed3c690a9d466ddb729d4c806af8d8dffecf85410e31ef845bea4eefd6d17

  • SHA512

    8bd2d44d9ed883e886a3abef6fb11db91a82d3461a7feb0f049cf23d9181b4b3a2e97ed893db0f6ed625b8579d540ac28fb00bfc9c93a5b1a4f9f757e4d9c73c

Malware Config

Extracted

Family

vidar

Version

18.1

Botnet

543

C2

http://termscenter.com/

Attributes
  • profile_id

    543

Extracted

Family

azorult

C2

http://23.106.124.148/index.php

Targets

    • Target

      7b4ed3c690a9d466ddb729d4c806af8d8dffecf85410e31ef845bea4eefd6d17

    • Size

      896KB

    • MD5

      c3087b45ca582d54e9191f33b5409506

    • SHA1

      058988ed861e01f489a1931313d1f7b4abee0c1a

    • SHA256

      7b4ed3c690a9d466ddb729d4c806af8d8dffecf85410e31ef845bea4eefd6d17

    • SHA512

      8bd2d44d9ed883e886a3abef6fb11db91a82d3461a7feb0f049cf23d9181b4b3a2e97ed893db0f6ed625b8579d540ac28fb00bfc9c93a5b1a4f9f757e4d9c73c

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • 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

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Tasks