General

  • Target

    SZOI-Wyciek-20-03-2023.xll

  • Size

    718KB

  • Sample

    230326-st7c8sah8s

  • MD5

    11f82e84e17670912b1f93c827ed7f35

  • SHA1

    d5f4e666ca2b2cab3451ff784659cc22b4957a49

  • SHA256

    1c9264473281f0d5144912a8c05d803697c7da8707cd5607017e6936d2fa1588

  • SHA512

    ef57cb2d05947dbdaa1bb561e58cc8248a3a13c6484017df2b074b9170c2f296a0c063d5252190662e669035ba885fea946734e452805770a66c9c510f2df914

  • SSDEEP

    12288:5n/zDvGHAykHSzLW/4+8bzbBSreMdCQ4gLuUkvSK/7gFK/UqW53:dzbGHAzHAjX1yq3vSK/rcL

Malware Config

Extracted

Language
xlm4.0
Source

Extracted

Family

vidar

Version

3

Botnet

e37abeff0df24a473dacaf8467d6fa48

C2

https://t.me/zaskullz

https://steamcommunity.com/profiles/76561199486572327

http://135.181.87.234:80

Attributes
  • profile_id_v2

    e37abeff0df24a473dacaf8467d6fa48

Targets

    • Target

      SZOI-Wyciek-20-03-2023.xll

    • Size

      718KB

    • MD5

      11f82e84e17670912b1f93c827ed7f35

    • SHA1

      d5f4e666ca2b2cab3451ff784659cc22b4957a49

    • SHA256

      1c9264473281f0d5144912a8c05d803697c7da8707cd5607017e6936d2fa1588

    • SHA512

      ef57cb2d05947dbdaa1bb561e58cc8248a3a13c6484017df2b074b9170c2f296a0c063d5252190662e669035ba885fea946734e452805770a66c9c510f2df914

    • SSDEEP

      12288:5n/zDvGHAykHSzLW/4+8bzbBSreMdCQ4gLuUkvSK/7gFK/UqW53:dzbGHAzHAjX1yq3vSK/rcL

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

MITRE ATT&CK Enterprise v6

Tasks