Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    afe4a08f86069e6673afd9bb7a4350d5bde6b1d2d94f2fe9c4268c719afccc1b

  • Size

    2.0MB

  • Sample

    240525-bpad9shg42

  • MD5

    1e4d8277807395f0f0e2b399cabe3758

  • SHA1

    764603ddf0d3006ee38682e6adcf5976d79efcc8

  • SHA256

    afe4a08f86069e6673afd9bb7a4350d5bde6b1d2d94f2fe9c4268c719afccc1b

  • SHA512

    2ae23106d9800e0bcef3266e6bc85799e0816666f41bf21b004d2dd3e496f2276945d6b0098240de9588d3da5b6438976f54b4f97bb55fc5534af601348596d1

  • SSDEEP

    49152:s4K3x1vUSJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18StIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin
Attributes
  • user_agent

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

Targets

    • Target

      afe4a08f86069e6673afd9bb7a4350d5bde6b1d2d94f2fe9c4268c719afccc1b

    • Size

      2.0MB

    • MD5

      1e4d8277807395f0f0e2b399cabe3758

    • SHA1

      764603ddf0d3006ee38682e6adcf5976d79efcc8

    • SHA256

      afe4a08f86069e6673afd9bb7a4350d5bde6b1d2d94f2fe9c4268c719afccc1b

    • SHA512

      2ae23106d9800e0bcef3266e6bc85799e0816666f41bf21b004d2dd3e496f2276945d6b0098240de9588d3da5b6438976f54b4f97bb55fc5534af601348596d1

    • SSDEEP

      49152:s4K3x1vUSJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18StIuoITsdZ

    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