9797bd1f6fd042772089be43538e56c237855c1f828c5deb394988eee2bccd98

General
Target

9797bd1f6fd042772089be43538e56c237855c1f828c5deb394988eee2bccd98

Size

851KB

Sample

211020-n6wp2shab6

Score
10 /10
MD5

396f2894be1a247cc0b6a526a827671f

SHA1

2df930c851b10ea2bc5d932d3dd5eebcf5c3f39e

SHA256

9797bd1f6fd042772089be43538e56c237855c1f828c5deb394988eee2bccd98

SHA512

9e57f555a514aba9e73bd6c67d74f1cf1c81bba849ef61945c1788a6f2a2851b126256281dd3f027fe827cdd6479f1cb36fd648bfd9f32172c6acca973f40e11

Malware Config

Extracted

Family vidar
Version 41.5
Botnet 517
C2

https://mas.to/@xeroxxx

Attributes
profile_id
517

Extracted

Family djvu
C2

http://rlrz.org/fhsgtsspen6

Targets
Target

9797bd1f6fd042772089be43538e56c237855c1f828c5deb394988eee2bccd98

MD5

396f2894be1a247cc0b6a526a827671f

Filesize

851KB

Score
10/10
SHA1

2df930c851b10ea2bc5d932d3dd5eebcf5c3f39e

SHA256

9797bd1f6fd042772089be43538e56c237855c1f828c5deb394988eee2bccd98

SHA512

9e57f555a514aba9e73bd6c67d74f1cf1c81bba849ef61945c1788a6f2a2851b126256281dd3f027fe827cdd6479f1cb36fd648bfd9f32172c6acca973f40e11

Tags

Signatures

  • Detected Djvu ransomware

  • Djvu Ransomware

    Description

    Ransomware which is a variant of the STOP family.

    Tags

  • Vidar

    Description

    Vidar is an infostealer based on Arkei stealer.

    Tags

  • Vidar Stealer

    Tags

  • Downloads MZ/PE file

  • Executes dropped EXE

  • Loads dropped DLL

  • Modifies file permissions

    Tags

    TTPs

    File Permissions Modification
  • Reads user/profile data of web browsers

    Description

    Infostealers often target stored browser data, which can include saved credentials etc.

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses 2FA software files, possible credential harvesting

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses cryptocurrency files/wallets, possible credential harvesting

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup FolderModify Registry
  • Checks installed software on the system

    Description

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

    Tags

    TTPs

    Query Registry
  • Looks up external IP address via web service

    Description

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Privilege Escalation