Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    8572d69a4a70c67ccfe4520affadfa02b16a0f81f242e93f5a9dfb6dcc392b7b

  • Size

    1.9MB

  • Sample

    240528-ca5gjaae6v

  • MD5

    56e900c7abd8447c38252efbee05fc4b

  • SHA1

    8937bf6241eafba1aa4c95feb9f75670fc486c74

  • SHA256

    8572d69a4a70c67ccfe4520affadfa02b16a0f81f242e93f5a9dfb6dcc392b7b

  • SHA512

    4a38e35f33bd08caee596f86cae772557408ee62731526bfc1e9f78c06ab8bfe33651b0b7516e8ca92b6e6d6cdb249e075fdb43a37ab83fb8a8437a78063565c

  • SSDEEP

    49152:CdKfTn6veJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnNtIuoITsdZ

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

      8572d69a4a70c67ccfe4520affadfa02b16a0f81f242e93f5a9dfb6dcc392b7b

    • Size

      1.9MB

    • MD5

      56e900c7abd8447c38252efbee05fc4b

    • SHA1

      8937bf6241eafba1aa4c95feb9f75670fc486c74

    • SHA256

      8572d69a4a70c67ccfe4520affadfa02b16a0f81f242e93f5a9dfb6dcc392b7b

    • SHA512

      4a38e35f33bd08caee596f86cae772557408ee62731526bfc1e9f78c06ab8bfe33651b0b7516e8ca92b6e6d6cdb249e075fdb43a37ab83fb8a8437a78063565c

    • SSDEEP

      49152:CdKfTn6veJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnNtIuoITsdZ

    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