Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    f4df88e775aa88a50943d435ab5cfc6d999ba1e11d310e635ca57eeb7b565e6d

  • Size

    1.9MB

  • Sample

    240528-batjlahf76

  • MD5

    922db66f23a1078214f6558c0d8965e7

  • SHA1

    c5ebcbdd396d3fd1f39b8cdd2a65d1537732e2a8

  • SHA256

    f4df88e775aa88a50943d435ab5cfc6d999ba1e11d310e635ca57eeb7b565e6d

  • SHA512

    1873edab727e7a3b36b65c33a4a20d6e09b63b073531358ec44e5f2a762f956101d6898ad8603abfeca7b56e052909241eacb8f59f3d96ea1eabf656b63b638f

  • SSDEEP

    49152:CdKfTn6vaJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnZtIuoITsdZ

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

      f4df88e775aa88a50943d435ab5cfc6d999ba1e11d310e635ca57eeb7b565e6d

    • Size

      1.9MB

    • MD5

      922db66f23a1078214f6558c0d8965e7

    • SHA1

      c5ebcbdd396d3fd1f39b8cdd2a65d1537732e2a8

    • SHA256

      f4df88e775aa88a50943d435ab5cfc6d999ba1e11d310e635ca57eeb7b565e6d

    • SHA512

      1873edab727e7a3b36b65c33a4a20d6e09b63b073531358ec44e5f2a762f956101d6898ad8603abfeca7b56e052909241eacb8f59f3d96ea1eabf656b63b638f

    • SSDEEP

      49152:CdKfTn6vaJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnZtIuoITsdZ

    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