Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    1eb77eb9de74edc70ec19a1d5907066d1ef7e5c81fd2265833330ea12eb0acd1

  • Size

    1.9MB

  • Sample

    240528-cmbpzsba4s

  • MD5

    e9d68d616fefd57c75daa5438dfa3c29

  • SHA1

    368f70745504936170ec2e67c92937ec94bc5ddd

  • SHA256

    1eb77eb9de74edc70ec19a1d5907066d1ef7e5c81fd2265833330ea12eb0acd1

  • SHA512

    e6c19599d0b8ed5bd56eb5101e5c6e5296b43ec50149c8e7a0ae7569d1985b1c66ed8734bd419f06c6d791f59c63fa35d661e15b1aa95b7f8d634a0e69709c6f

  • SSDEEP

    49152:CdKfTn6vmJtTF+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

      1eb77eb9de74edc70ec19a1d5907066d1ef7e5c81fd2265833330ea12eb0acd1

    • Size

      1.9MB

    • MD5

      e9d68d616fefd57c75daa5438dfa3c29

    • SHA1

      368f70745504936170ec2e67c92937ec94bc5ddd

    • SHA256

      1eb77eb9de74edc70ec19a1d5907066d1ef7e5c81fd2265833330ea12eb0acd1

    • SHA512

      e6c19599d0b8ed5bd56eb5101e5c6e5296b43ec50149c8e7a0ae7569d1985b1c66ed8734bd419f06c6d791f59c63fa35d661e15b1aa95b7f8d634a0e69709c6f

    • SSDEEP

      49152:CdKfTn6vmJtTF+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