Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    cadca78ae94d9d83ddc6e1fe29d5b80d27e6d64b759fd42e4605c38f0ea94516

  • Size

    2.0MB

  • Sample

    240525-qvzcxaec7t

  • MD5

    41b2ac6c9cdaa9a0da8a074e15746cc7

  • SHA1

    ce81c85b0a80d742c36faaec895f3b710b6efe8a

  • SHA256

    cadca78ae94d9d83ddc6e1fe29d5b80d27e6d64b759fd42e4605c38f0ea94516

  • SHA512

    92871680cfd4bd3c1eb5762af86e4cb9237e193352ca0915a76d330dc28085b5702a86aa101dd96bce6c6550ad8af43a1cee75ddfef8052ca4478f09108de1e1

  • SSDEEP

    49152:s4K3x1vUWJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18WtIuoITsdZ

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

      cadca78ae94d9d83ddc6e1fe29d5b80d27e6d64b759fd42e4605c38f0ea94516

    • Size

      2.0MB

    • MD5

      41b2ac6c9cdaa9a0da8a074e15746cc7

    • SHA1

      ce81c85b0a80d742c36faaec895f3b710b6efe8a

    • SHA256

      cadca78ae94d9d83ddc6e1fe29d5b80d27e6d64b759fd42e4605c38f0ea94516

    • SHA512

      92871680cfd4bd3c1eb5762af86e4cb9237e193352ca0915a76d330dc28085b5702a86aa101dd96bce6c6550ad8af43a1cee75ddfef8052ca4478f09108de1e1

    • SSDEEP

      49152:s4K3x1vUWJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18WtIuoITsdZ

    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 Enterprise v15

Tasks