Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    b0e58f7af99e1a4f56088d11e873a829c99f61f6767c438f7d8a87dd7a07b95b

  • Size

    1.9MB

  • Sample

    240527-tsj2zsaa4s

  • MD5

    cd01b1f27addd8a8f5f6b2ad65fa157b

  • SHA1

    575f4cba9f692eb002fc41d6dd3d74841bcec2e6

  • SHA256

    b0e58f7af99e1a4f56088d11e873a829c99f61f6767c438f7d8a87dd7a07b95b

  • SHA512

    9a511441e8a29f839063bdbffcdb70e91596000119b9cc9243abdb95dbdf6ed87ff0b934929fed26540025eaadc10814c5915b8b6008ea5ae523d18a6a7ac0a5

  • SSDEEP

    49152:CdKfTn6vWJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnltIuoITsdZ

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

      b0e58f7af99e1a4f56088d11e873a829c99f61f6767c438f7d8a87dd7a07b95b

    • Size

      1.9MB

    • MD5

      cd01b1f27addd8a8f5f6b2ad65fa157b

    • SHA1

      575f4cba9f692eb002fc41d6dd3d74841bcec2e6

    • SHA256

      b0e58f7af99e1a4f56088d11e873a829c99f61f6767c438f7d8a87dd7a07b95b

    • SHA512

      9a511441e8a29f839063bdbffcdb70e91596000119b9cc9243abdb95dbdf6ed87ff0b934929fed26540025eaadc10814c5915b8b6008ea5ae523d18a6a7ac0a5

    • SSDEEP

      49152:CdKfTn6vWJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnltIuoITsdZ

    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