Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f4310f58ea3083d92196f4265371bbf733e7df0e2090d388d07264fd747e8f10

  • Size

    1.6MB

  • Sample

    240612-j6h2qsvhpg

  • MD5

    90471329d9cea35bdc1581ae187e5af6

  • SHA1

    a57af858fe86dcc93d3d854dcf628d181a3e77ff

  • SHA256

    f4310f58ea3083d92196f4265371bbf733e7df0e2090d388d07264fd747e8f10

  • SHA512

    4e31aa8ce87ab859fb36f0c1ad7da97d3d0b494c70b41ab1733e13f024a2b0ed4b7d913684ad0e2292dd2d75de897c49e995c5b57fdc7804994aa619ab5dc043

  • SSDEEP

    24576:spM5863IGfTAVpalB3UfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6B3UkxVVChjHZQs

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

      f4310f58ea3083d92196f4265371bbf733e7df0e2090d388d07264fd747e8f10

    • Size

      1.6MB

    • MD5

      90471329d9cea35bdc1581ae187e5af6

    • SHA1

      a57af858fe86dcc93d3d854dcf628d181a3e77ff

    • SHA256

      f4310f58ea3083d92196f4265371bbf733e7df0e2090d388d07264fd747e8f10

    • SHA512

      4e31aa8ce87ab859fb36f0c1ad7da97d3d0b494c70b41ab1733e13f024a2b0ed4b7d913684ad0e2292dd2d75de897c49e995c5b57fdc7804994aa619ab5dc043

    • SSDEEP

      24576:spM5863IGfTAVpalB3UfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6B3UkxVVChjHZQs

    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

    • 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

    • 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

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks