General

  • Target

    121749494c490de6d059c797dbfd3e281898e54202e7e0f0b0ced2a16f3425f6

  • Size

    744KB

  • Sample

    211013-krqzgadfbq

  • MD5

    63a6965e923a34a892f1dcbf16ca5d08

  • SHA1

    58bd9f41a7c1508b317bc3436eaae601bb7f1e4d

  • SHA256

    121749494c490de6d059c797dbfd3e281898e54202e7e0f0b0ced2a16f3425f6

  • SHA512

    1395596e584096d9bb3bc64815b052677dab13dd76ef79a4f21bfe747f66edeaf5dd2987442c3c609051d0214e97d945234ff57ae29cf7a605184263f26056be

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      121749494c490de6d059c797dbfd3e281898e54202e7e0f0b0ced2a16f3425f6

    • Size

      744KB

    • MD5

      63a6965e923a34a892f1dcbf16ca5d08

    • SHA1

      58bd9f41a7c1508b317bc3436eaae601bb7f1e4d

    • SHA256

      121749494c490de6d059c797dbfd3e281898e54202e7e0f0b0ced2a16f3425f6

    • SHA512

      1395596e584096d9bb3bc64815b052677dab13dd76ef79a4f21bfe747f66edeaf5dd2987442c3c609051d0214e97d945234ff57ae29cf7a605184263f26056be

    • 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 Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • Vidar Stealer

    • Downloads MZ/PE file

    • 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

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks