ea93fadad8270e4f65d6af51e5309ab88ce19cb512bb5c5382eb6df296efdf5d

General
Target

ea93fadad8270e4f65d6af51e5309ab88ce19cb512bb5c5382eb6df296efdf5d

Size

856KB

Sample

211020-v88wqahdd8

Score
10 /10
MD5

2cd4ac158f69f05084042efbc62484f7

SHA1

90a281db9cbb6321e9799fa94ae99d765619f907

SHA256

ea93fadad8270e4f65d6af51e5309ab88ce19cb512bb5c5382eb6df296efdf5d

SHA512

0308b5a41a99bd5fb79ee07188c0fb877030a3398061116bbeaa31f0e85ad632daea6af2903c56099f6a16da51672327afb8bde074b02eb6ee83520d17138e71

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

ea93fadad8270e4f65d6af51e5309ab88ce19cb512bb5c5382eb6df296efdf5d

MD5

2cd4ac158f69f05084042efbc62484f7

Filesize

856KB

Score
10 /10
SHA1

90a281db9cbb6321e9799fa94ae99d765619f907

SHA256

ea93fadad8270e4f65d6af51e5309ab88ce19cb512bb5c5382eb6df296efdf5d

SHA512

0308b5a41a99bd5fb79ee07188c0fb877030a3398061116bbeaa31f0e85ad632daea6af2903c56099f6a16da51672327afb8bde074b02eb6ee83520d17138e71

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 System Credentials in Files

  • Accesses 2FA software files, possible credential harvesting

    Tags

    TTPs

    Data from Local System Credentials in Files

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    Tags

    TTPs

    Data from Local System Credentials in Files

  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup Folder Modify 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

behavioral1
MITRE ATT&CK Matrix
Collection
Command and Control
    Credential Access
    Defense Evasion
    Discovery
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Persistence
              Privilege Escalation