Overview

overview

10

Static

static

4ef8ca1609...55.exe

windows7_x64

10

4ef8ca1609...55.exe

windows10_x64

10

Sharing

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General

  • Target
    4ef8ca1609ef52a9a30bcc7e87083b55.exe
  • Size 681KB
  • Sample201109-8yawb2pbla
  • SHA256 aa0391688fb348eaa32856bcf0caca596177985f4dd9733f69ab2018ba8d1ff7
  • MD5 SHA1 SHA512
Score
10/10
vidardiscoveryspywarestealer

Malware Config

Targets

    • Target
      4ef8ca1609ef52a9a30bcc7e87083b55.exe
    • Size 681KB
    • SHA256 aa0391688fb348eaa32856bcf0caca596177985f4dd9733f69ab2018ba8d1ff7
    • MD5 SHA1 SHA512
    Score
    10/10
    vidardiscoveryspywarestealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

      spyware

    • Reads user/profile data of web browsers

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

      spyware

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Checks installed software on the system

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

      discovery

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks