General

  • Target

    e35e02406f1993a938134597835aba684d8b228e459a94a6e534c93d0b402ab1

  • Size

    1.6MB

  • Sample

    240611-vz6p1averp

  • MD5

    120278c9525510b7b029193a46ced639

  • SHA1

    e4aa1c57a5fd6fd8a92b713830f3a307e24d1c4f

  • SHA256

    e35e02406f1993a938134597835aba684d8b228e459a94a6e534c93d0b402ab1

  • SHA512

    9818ec639b651726862398703b80f545f22dc89c373aae76a72b1c7e205483d1fd8ba13a24848533f093611f5ada1382dc90610226bc70f00372441e274f437f

  • SSDEEP

    24576:spM5863IGfTAVpalBUUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BUUkxVVChjHZQs

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      e35e02406f1993a938134597835aba684d8b228e459a94a6e534c93d0b402ab1

    • Size

      1.6MB

    • MD5

      120278c9525510b7b029193a46ced639

    • SHA1

      e4aa1c57a5fd6fd8a92b713830f3a307e24d1c4f

    • SHA256

      e35e02406f1993a938134597835aba684d8b228e459a94a6e534c93d0b402ab1

    • SHA512

      9818ec639b651726862398703b80f545f22dc89c373aae76a72b1c7e205483d1fd8ba13a24848533f093611f5ada1382dc90610226bc70f00372441e274f437f

    • SSDEEP

      24576:spM5863IGfTAVpalBUUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BUUkxVVChjHZQs

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks