General

  • Target

    cbcd2fbfc1453a2df726c3801dd176bf06b92c59cd664b9298ea6746b35bfc67

  • Size

    894KB

  • Sample

    220725-evwq8seebn

  • MD5

    e4c6c1ca703d77b521ace023bee2df08

  • SHA1

    61e97bd5a83c7b264af225d2b75eef4bd07d5b93

  • SHA256

    cbcd2fbfc1453a2df726c3801dd176bf06b92c59cd664b9298ea6746b35bfc67

  • SHA512

    61007ce908055fe3f1e07d9ee9f7c40dd232f5de87b924552a5090622870a95d51e4c2b8e6312dd086c0bdeed668e40119c61dfc195d609595fa98652d67c705

Malware Config

Extracted

Family

vidar

Version

18.2

Botnet

543

C2

http://barjamanis.com/

Attributes
  • profile_id

    543

Extracted

Family

azorult

C2

http://23.106.124.148/index.php

Targets

    • Target

      cbcd2fbfc1453a2df726c3801dd176bf06b92c59cd664b9298ea6746b35bfc67

    • Size

      894KB

    • MD5

      e4c6c1ca703d77b521ace023bee2df08

    • SHA1

      61e97bd5a83c7b264af225d2b75eef4bd07d5b93

    • SHA256

      cbcd2fbfc1453a2df726c3801dd176bf06b92c59cd664b9298ea6746b35bfc67

    • SHA512

      61007ce908055fe3f1e07d9ee9f7c40dd232f5de87b924552a5090622870a95d51e4c2b8e6312dd086c0bdeed668e40119c61dfc195d609595fa98652d67c705

    • 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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • 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

    • Registers COM server for autorun

    • Sets file execution options in registry

    • 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

3
T1060

Defense Evasion

Modify Registry

3
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