Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    a87da16100f9c09e57b30bc96fc093582eb192b3d4d0643470048be17fd0aff6

  • Size

    1.9MB

  • Sample

    240527-yl3b7sga3x

  • MD5

    ba63159c30fb6d0b05fb1e67df9abf5e

  • SHA1

    31788ec82ca1ad7a18253108491dbd88ef829780

  • SHA256

    a87da16100f9c09e57b30bc96fc093582eb192b3d4d0643470048be17fd0aff6

  • SHA512

    68e4a190580fd38b8eb30391cf1fe2313ced9fa0dcf5bb655d13e23499e1c7b15907259c14ded04e6fb32e28e6e15c38eec51402a16e912d3496b94cda311265

  • 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

      a87da16100f9c09e57b30bc96fc093582eb192b3d4d0643470048be17fd0aff6

    • Size

      1.9MB

    • MD5

      ba63159c30fb6d0b05fb1e67df9abf5e

    • SHA1

      31788ec82ca1ad7a18253108491dbd88ef829780

    • SHA256

      a87da16100f9c09e57b30bc96fc093582eb192b3d4d0643470048be17fd0aff6

    • SHA512

      68e4a190580fd38b8eb30391cf1fe2313ced9fa0dcf5bb655d13e23499e1c7b15907259c14ded04e6fb32e28e6e15c38eec51402a16e912d3496b94cda311265

    • 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