Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    58f0f8c249da1e5d5072ef2a1471c51c24f4cb9948a94395e113da9c6fd88445

  • Size

    2.0MB

  • Sample

    240525-rmcplsfh37

  • MD5

    b8755a500cba63ec763199d7b77c6f57

  • SHA1

    2b1367027c6b7c03a7506b986a0d4b9d46e1ad11

  • SHA256

    58f0f8c249da1e5d5072ef2a1471c51c24f4cb9948a94395e113da9c6fd88445

  • SHA512

    dd29ab662ba9acaff9d81d190e9db301bcf0085200f85840a27066ec35bf5266b920e97bea20f00366c9d9f995ce2b4fa0e577624de553ca56e37a0f6f837a44

  • SSDEEP

    49152:s4K3x1vU2JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex182tIuoITsdZ

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

      58f0f8c249da1e5d5072ef2a1471c51c24f4cb9948a94395e113da9c6fd88445

    • Size

      2.0MB

    • MD5

      b8755a500cba63ec763199d7b77c6f57

    • SHA1

      2b1367027c6b7c03a7506b986a0d4b9d46e1ad11

    • SHA256

      58f0f8c249da1e5d5072ef2a1471c51c24f4cb9948a94395e113da9c6fd88445

    • SHA512

      dd29ab662ba9acaff9d81d190e9db301bcf0085200f85840a27066ec35bf5266b920e97bea20f00366c9d9f995ce2b4fa0e577624de553ca56e37a0f6f837a44

    • SSDEEP

      49152:s4K3x1vU2JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex182tIuoITsdZ

    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