Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    aa3d35423b3c38b00a5e2605fd03ebe14875681cba051b7dc6628b4b83ea1327

  • Size

    2.0MB

  • Sample

    240525-pxz7jsbh8y

  • MD5

    a3b759d59d7a1a2e0a83f151f6ba1420

  • SHA1

    2ee0f1ecfdb3b6a90784931f99245fa1e6b17114

  • SHA256

    aa3d35423b3c38b00a5e2605fd03ebe14875681cba051b7dc6628b4b83ea1327

  • SHA512

    d539143d3f75df542831efd5f10e0963757422f91ab94811981b29c57a80154fb2c8fd7744e7373d4e805459b1a2983b5e0245682bf1848ffeb0e68747cacefb

  • 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

      aa3d35423b3c38b00a5e2605fd03ebe14875681cba051b7dc6628b4b83ea1327

    • Size

      2.0MB

    • MD5

      a3b759d59d7a1a2e0a83f151f6ba1420

    • SHA1

      2ee0f1ecfdb3b6a90784931f99245fa1e6b17114

    • SHA256

      aa3d35423b3c38b00a5e2605fd03ebe14875681cba051b7dc6628b4b83ea1327

    • SHA512

      d539143d3f75df542831efd5f10e0963757422f91ab94811981b29c57a80154fb2c8fd7744e7373d4e805459b1a2983b5e0245682bf1848ffeb0e68747cacefb

    • 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