Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    90f0219a097ebd946b0f41f0fa4c79a2f606d68621d4e4ca6edc2cc3eb724296

  • Size

    1.9MB

  • Sample

    240527-saffeahc36

  • MD5

    92b4928c9a4b6cfda199acb18077e7e6

  • SHA1

    b623ff6b5f8bc6f653ec0018c0831aa3efafd002

  • SHA256

    90f0219a097ebd946b0f41f0fa4c79a2f606d68621d4e4ca6edc2cc3eb724296

  • SHA512

    fc84e6e06e47012f55c3055b87a4542d16e68dffd7c85ed6c3b0881413221928073e592869fb56fda4d7188ccfd2858230ce714bf5f3d6673e8f93b4aaad0c3e

  • SSDEEP

    49152:CdKfTn6vWJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnVtIuoITsdZ

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

      90f0219a097ebd946b0f41f0fa4c79a2f606d68621d4e4ca6edc2cc3eb724296

    • Size

      1.9MB

    • MD5

      92b4928c9a4b6cfda199acb18077e7e6

    • SHA1

      b623ff6b5f8bc6f653ec0018c0831aa3efafd002

    • SHA256

      90f0219a097ebd946b0f41f0fa4c79a2f606d68621d4e4ca6edc2cc3eb724296

    • SHA512

      fc84e6e06e47012f55c3055b87a4542d16e68dffd7c85ed6c3b0881413221928073e592869fb56fda4d7188ccfd2858230ce714bf5f3d6673e8f93b4aaad0c3e

    • SSDEEP

      49152:CdKfTn6vWJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnVtIuoITsdZ

    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