Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    e317623f9fdaff6d09f737925810e919410ad9ebd7301adaedac915bcf4179cc

  • Size

    2.0MB

  • Sample

    240525-ryctrafh7z

  • MD5

    f05dc882e58356c7563844ee761fba01

  • SHA1

    8d3a83045416b24fb1eaaeb8f31fcc5d86bfce7b

  • SHA256

    e317623f9fdaff6d09f737925810e919410ad9ebd7301adaedac915bcf4179cc

  • SHA512

    2ddd32825de3da6aff29e99f176ff77027555ef4e10b6a6f641ca148b31bad5d07df1bb29d60c334c9b37bf05502a9e4019b9a850f7b1d5929a7909eee06260e

  • SSDEEP

    49152:s4K3x1vUyJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18ytIuoITsdZ

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

      e317623f9fdaff6d09f737925810e919410ad9ebd7301adaedac915bcf4179cc

    • Size

      2.0MB

    • MD5

      f05dc882e58356c7563844ee761fba01

    • SHA1

      8d3a83045416b24fb1eaaeb8f31fcc5d86bfce7b

    • SHA256

      e317623f9fdaff6d09f737925810e919410ad9ebd7301adaedac915bcf4179cc

    • SHA512

      2ddd32825de3da6aff29e99f176ff77027555ef4e10b6a6f641ca148b31bad5d07df1bb29d60c334c9b37bf05502a9e4019b9a850f7b1d5929a7909eee06260e

    • SSDEEP

      49152:s4K3x1vUyJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18ytIuoITsdZ

    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