General

  • Target

    82bb51e5baec531dfd9bb8588036ba43b3d6a0ea6bb6afccdfa3a7dfb6a0bcaa

  • Size

    727KB

  • Sample

    211015-ydqcnscbfl

  • MD5

    5f7c68844064192415a56373f59ff896

  • SHA1

    5973f4415162b1b80fc0fefc2f453a4c5b1bc058

  • SHA256

    82bb51e5baec531dfd9bb8588036ba43b3d6a0ea6bb6afccdfa3a7dfb6a0bcaa

  • SHA512

    e94d04dd8fe04edac5c150b2854b54781c3f4f792e0a5bd62f53c706253db015282b0fcbce2b4befedb7e9043f0b26a0d9ec12de0a3b6431326dc66b77e2b6e6

Malware Config

Extracted

Family

vidar

Version

41.4

Botnet

1008

C2

https://mas.to/@sslam

Attributes
  • profile_id

    1008

Targets

    • Target

      82bb51e5baec531dfd9bb8588036ba43b3d6a0ea6bb6afccdfa3a7dfb6a0bcaa

    • Size

      727KB

    • MD5

      5f7c68844064192415a56373f59ff896

    • SHA1

      5973f4415162b1b80fc0fefc2f453a4c5b1bc058

    • SHA256

      82bb51e5baec531dfd9bb8588036ba43b3d6a0ea6bb6afccdfa3a7dfb6a0bcaa

    • SHA512

      e94d04dd8fe04edac5c150b2854b54781c3f4f792e0a5bd62f53c706253db015282b0fcbce2b4befedb7e9043f0b26a0d9ec12de0a3b6431326dc66b77e2b6e6

    • 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