Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    91e044a0709c62627f69f3d6a8a741d5349aa298c80d55c5675a27f3e1697d07

  • Size

    2.0MB

  • Sample

    240525-ng4pcsee8z

  • MD5

    f6ebdb20ea701a9e7f3d468c71ae0048

  • SHA1

    fa52f9e757dec2069ebcf7e0d4dab2fb9752f257

  • SHA256

    91e044a0709c62627f69f3d6a8a741d5349aa298c80d55c5675a27f3e1697d07

  • SHA512

    db32e718871a7bc7d4a8fbf7b99043458af0ced9781db05a7116a79c6f98a7075e0760e3a75ca2957cf4c6144daee2fae0d4cc1efae623407d8cd5c1928dd772

  • 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

      91e044a0709c62627f69f3d6a8a741d5349aa298c80d55c5675a27f3e1697d07

    • Size

      2.0MB

    • MD5

      f6ebdb20ea701a9e7f3d468c71ae0048

    • SHA1

      fa52f9e757dec2069ebcf7e0d4dab2fb9752f257

    • SHA256

      91e044a0709c62627f69f3d6a8a741d5349aa298c80d55c5675a27f3e1697d07

    • SHA512

      db32e718871a7bc7d4a8fbf7b99043458af0ced9781db05a7116a79c6f98a7075e0760e3a75ca2957cf4c6144daee2fae0d4cc1efae623407d8cd5c1928dd772

    • 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