Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f4fd015353d1e19f7f7b648827bf55318b0acadf5c55105657c60c30bd7a6558

  • Size

    2.0MB

  • Sample

    240522-x4g9badf28

  • MD5

    e6eb17823de36eacf740d38e5da90577

  • SHA1

    bcfd91b6dd25952a7ce42bdebe1887e5b0ad64af

  • SHA256

    f4fd015353d1e19f7f7b648827bf55318b0acadf5c55105657c60c30bd7a6558

  • SHA512

    6ea4a8fffc0b2e6ee32dc2324e470531fa30b6adf798c3bc29b9e1bc6a2f9acdc02777a0aa2fdc2dbe9d4ac73ae3cdcb23bc8ae815a11c2e4800cf150787a0b4

  • SSDEEP

    49152:7QzHt472DWJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtctIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      f4fd015353d1e19f7f7b648827bf55318b0acadf5c55105657c60c30bd7a6558

    • Size

      2.0MB

    • MD5

      e6eb17823de36eacf740d38e5da90577

    • SHA1

      bcfd91b6dd25952a7ce42bdebe1887e5b0ad64af

    • SHA256

      f4fd015353d1e19f7f7b648827bf55318b0acadf5c55105657c60c30bd7a6558

    • SHA512

      6ea4a8fffc0b2e6ee32dc2324e470531fa30b6adf798c3bc29b9e1bc6a2f9acdc02777a0aa2fdc2dbe9d4ac73ae3cdcb23bc8ae815a11c2e4800cf150787a0b4

    • SSDEEP

      49152:7QzHt472DWJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtctIuoITsdZ

    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