Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f104c12a4f2b7ba096105e67b612858c38d4ed16e0457b3fd62f8c7a95f13b5d

  • Size

    1.6MB

  • Sample

    240611-qn3fzsybqh

  • MD5

    e4cd371ad13aa068f47ff93c86ee0930

  • SHA1

    6db439860e66430e69ebaccc097b4ca9af11a768

  • SHA256

    f104c12a4f2b7ba096105e67b612858c38d4ed16e0457b3fd62f8c7a95f13b5d

  • SHA512

    489de071849ef9a12d1e6311ca4620f59d00694f4df6867d7683a07c8bf043467fb3ab649f2ac5013f66841f0bf5732602eafececc35ba8aa4205f1b1786c70e

  • SSDEEP

    24576:spM5863IGfTAVpalBjUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BjUkxVVChjHZQs

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

      f104c12a4f2b7ba096105e67b612858c38d4ed16e0457b3fd62f8c7a95f13b5d

    • Size

      1.6MB

    • MD5

      e4cd371ad13aa068f47ff93c86ee0930

    • SHA1

      6db439860e66430e69ebaccc097b4ca9af11a768

    • SHA256

      f104c12a4f2b7ba096105e67b612858c38d4ed16e0457b3fd62f8c7a95f13b5d

    • SHA512

      489de071849ef9a12d1e6311ca4620f59d00694f4df6867d7683a07c8bf043467fb3ab649f2ac5013f66841f0bf5732602eafececc35ba8aa4205f1b1786c70e

    • SSDEEP

      24576:spM5863IGfTAVpalBjUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BjUkxVVChjHZQs

    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