Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    23ed823589423c58af88d704fb0d6d6835403f05ca66739c4cdab7689396a4e1

  • Size

    2.0MB

  • Sample

    240525-mjrbdade7y

  • MD5

    fe809b75cab1ef75d5f41c8bfcbd7508

  • SHA1

    14f9eb3d52b8a5922fb31c84e7bac5dd747e2be7

  • SHA256

    23ed823589423c58af88d704fb0d6d6835403f05ca66739c4cdab7689396a4e1

  • SHA512

    72c94d0f4192bea5a8f8a34b0f11cbb1cb320c5a987be1ae86c8bc94bbcf41a7791299e0affa4cdaf0ca4cef4dfeb9aa1194fbf2b57c5df0bd08a65f145db8d7

  • SSDEEP

    49152:s4K3x1vUaJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18atIuoITsdZ

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

      23ed823589423c58af88d704fb0d6d6835403f05ca66739c4cdab7689396a4e1

    • Size

      2.0MB

    • MD5

      fe809b75cab1ef75d5f41c8bfcbd7508

    • SHA1

      14f9eb3d52b8a5922fb31c84e7bac5dd747e2be7

    • SHA256

      23ed823589423c58af88d704fb0d6d6835403f05ca66739c4cdab7689396a4e1

    • SHA512

      72c94d0f4192bea5a8f8a34b0f11cbb1cb320c5a987be1ae86c8bc94bbcf41a7791299e0affa4cdaf0ca4cef4dfeb9aa1194fbf2b57c5df0bd08a65f145db8d7

    • SSDEEP

      49152:s4K3x1vUaJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18atIuoITsdZ

    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