Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    9ca343c32647472096ccee51bf13264ae7cd8bb5fac174673657ecd9c752f6b6

  • Size

    1.6MB

  • Sample

    240611-thlststajr

  • MD5

    16b72aa05d1f22d6203589185c412b57

  • SHA1

    b9dff91c70367de92fb17ad27cb7f173729d94c6

  • SHA256

    9ca343c32647472096ccee51bf13264ae7cd8bb5fac174673657ecd9c752f6b6

  • SHA512

    643bdf9c22d1cc57826e8ed92328e884e8dd8458281df0fbd36aa49632556ba31ef2b0f3f37b9ff3fc7e145674caf6f2e378634a75d6efb35731223ffb3039cd

  • SSDEEP

    24576:spM5863IGfTAVpalB2UfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6B2UkxVVChjHZQs

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

      9ca343c32647472096ccee51bf13264ae7cd8bb5fac174673657ecd9c752f6b6

    • Size

      1.6MB

    • MD5

      16b72aa05d1f22d6203589185c412b57

    • SHA1

      b9dff91c70367de92fb17ad27cb7f173729d94c6

    • SHA256

      9ca343c32647472096ccee51bf13264ae7cd8bb5fac174673657ecd9c752f6b6

    • SHA512

      643bdf9c22d1cc57826e8ed92328e884e8dd8458281df0fbd36aa49632556ba31ef2b0f3f37b9ff3fc7e145674caf6f2e378634a75d6efb35731223ffb3039cd

    • SSDEEP

      24576:spM5863IGfTAVpalB2UfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6B2UkxVVChjHZQs

    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 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

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks