Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    81861b02093feeaf007811223816762bff0324a979538f66e467216f6dd4b196

  • Size

    1.7MB

  • Sample

    240705-hdjxwstfjm

  • MD5

    99b27546f8f1e6f68d0afe0687f368ce

  • SHA1

    92efc9ff0cfe7b961119684165bb87f4d213c286

  • SHA256

    81861b02093feeaf007811223816762bff0324a979538f66e467216f6dd4b196

  • SHA512

    8657674892a69ecd232e977c12ae19d2450543a191c1ef54e3a7655bdf9dd2650fb656716d91a40cac7697a57faf1f9366c043594b9b1e922c08242fe0b4ae8f

  • SSDEEP

    24576:UBqWKKYMPEVVYzMPkYHXANYksiZArxliP4OTomFu5Xxth9:UyM8VV8W5aYRi2lpYu5XxZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

vidar

C2

https://t.me/bu77un

https://steamcommunity.com/profiles/76561199730044335
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.1) Gecko/20100101 Firefox/128.1

Targets

    • Target

      81861b02093feeaf007811223816762bff0324a979538f66e467216f6dd4b196

    • Size

      1.7MB

    • MD5

      99b27546f8f1e6f68d0afe0687f368ce

    • SHA1

      92efc9ff0cfe7b961119684165bb87f4d213c286

    • SHA256

      81861b02093feeaf007811223816762bff0324a979538f66e467216f6dd4b196

    • SHA512

      8657674892a69ecd232e977c12ae19d2450543a191c1ef54e3a7655bdf9dd2650fb656716d91a40cac7697a57faf1f9366c043594b9b1e922c08242fe0b4ae8f

    • SSDEEP

      24576:UBqWKKYMPEVVYzMPkYHXANYksiZArxliP4OTomFu5Xxth9:UyM8VV8W5aYRi2lpYu5XxZ

    Score
    10/10
    stealcvidardiscoveryspywarestealer

    • Detect Vidar Stealer

      stealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Checks installed software on the system

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

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks