Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    43d47e2bdca67c78e5a15c9eb093790ae79678c5dff0a04b95c2179620da59dd

  • Size

    2.1MB

  • Sample

    240614-kvck9atbre

  • MD5

    bb2eff2f976d8585a760afc91ec689d7

  • SHA1

    e3426c1335f9464eb5c11f2fa038003f51849cf1

  • SHA256

    43d47e2bdca67c78e5a15c9eb093790ae79678c5dff0a04b95c2179620da59dd

  • SHA512

    959dfbcd6634690922f0610619a6c57917730c07789e99935e13a90ffe2ef05f17f881d671dea2a73df3c4b3d154e38af7848d26aeeed6c8f4df442bf94eebf5

  • SSDEEP

    24576:Ub4m+sws1qLVNMIlJl6DRKbAlcNRfCKdUfMxVVtes12FxwojKr98YGeGG9iO:UZXOjt6DuAwCKdUkxVVChjHZQs

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      43d47e2bdca67c78e5a15c9eb093790ae79678c5dff0a04b95c2179620da59dd

    • Size

      2.1MB

    • MD5

      bb2eff2f976d8585a760afc91ec689d7

    • SHA1

      e3426c1335f9464eb5c11f2fa038003f51849cf1

    • SHA256

      43d47e2bdca67c78e5a15c9eb093790ae79678c5dff0a04b95c2179620da59dd

    • SHA512

      959dfbcd6634690922f0610619a6c57917730c07789e99935e13a90ffe2ef05f17f881d671dea2a73df3c4b3d154e38af7848d26aeeed6c8f4df442bf94eebf5

    • SSDEEP

      24576:Ub4m+sws1qLVNMIlJl6DRKbAlcNRfCKdUfMxVVtes12FxwojKr98YGeGG9iO:UZXOjt6DuAwCKdUkxVVChjHZQs

    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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • 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

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks