Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    ab0aa99b75fe2c34efb8d581b69df6e55bc17f556b8da71448f7735a8c29d113

  • Size

    2.0MB

  • Sample

    240525-saqalsgd2z

  • MD5

    637183aab0f48b7c680235b92b698d5e

  • SHA1

    dd386ad5626ee2d47a3c76e8c0491e434c02305e

  • SHA256

    ab0aa99b75fe2c34efb8d581b69df6e55bc17f556b8da71448f7735a8c29d113

  • SHA512

    864f25de245cca2e8a4590577f004e93f1e6937e6eda6bffda9468ab75b335ee0d93c1b5fce7d1fa80c4c864f9cedafab19872400e3a75fae634cdce413b2e7b

  • SSDEEP

    49152:s4K3x1vUKJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18KtIuoITsdZ

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

      ab0aa99b75fe2c34efb8d581b69df6e55bc17f556b8da71448f7735a8c29d113

    • Size

      2.0MB

    • MD5

      637183aab0f48b7c680235b92b698d5e

    • SHA1

      dd386ad5626ee2d47a3c76e8c0491e434c02305e

    • SHA256

      ab0aa99b75fe2c34efb8d581b69df6e55bc17f556b8da71448f7735a8c29d113

    • SHA512

      864f25de245cca2e8a4590577f004e93f1e6937e6eda6bffda9468ab75b335ee0d93c1b5fce7d1fa80c4c864f9cedafab19872400e3a75fae634cdce413b2e7b

    • SSDEEP

      49152:s4K3x1vUKJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18KtIuoITsdZ

    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