General

  • Target

    file.exe

  • Size

    300KB

  • Sample

    221012-lhlttsdber

  • MD5

    3ba364b7ab9f5fadb3a784c1b9b206eb

  • SHA1

    aabd111e9c747ff2a67f10f418ed934ed24129f7

  • SHA256

    5f78e9b5f7961c8837bf42ab8c7ab25a0423913a0cbbf0b3886b742d2f913243

  • SHA512

    44329558207fc142202e072af2f228ad75bdce1a9a895d87dcecb996b88096543d4d409c6d8918de2e8f67ac968661f4c51eae7b484374d159f387bbe925d74a

  • SSDEEP

    6144:b7zv10K5YDlAMxKO/K/1tIH5imeigavwVfquS0n:b/f5YDoOEQimTZa

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/lancer/get.php

Attributes
  • extension

    .powz

  • offline_id

    tHl9RvVtHhFQisMomKMdXzz2soNLhV0cuok85it1

  • payload_url

    http://rgyui.top/dl/build2.exe

    http://winnlinne.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

vidar

Version

55

Botnet

517

C2

https://t.me/truewallets

https://mas.to/@zara99

http://116.203.10.3:80

Attributes
  • profile_id

    517

Extracted

Family

danabot

C2

192.236.233.188:443

192.119.70.159:443

23.106.124.171:443

213.227.155.103:443

Attributes
  • embedded_hash

    56951C922035D696BFCE443750496462

  • type

    loader

Targets

    • Target

      file.exe

    • Size

      300KB

    • MD5

      3ba364b7ab9f5fadb3a784c1b9b206eb

    • SHA1

      aabd111e9c747ff2a67f10f418ed934ed24129f7

    • SHA256

      5f78e9b5f7961c8837bf42ab8c7ab25a0423913a0cbbf0b3886b742d2f913243

    • SHA512

      44329558207fc142202e072af2f228ad75bdce1a9a895d87dcecb996b88096543d4d409c6d8918de2e8f67ac968661f4c51eae7b484374d159f387bbe925d74a

    • SSDEEP

      6144:b7zv10K5YDlAMxKO/K/1tIH5imeigavwVfquS0n:b/f5YDoOEQimTZa

    • Danabot

      Danabot is a modular banking Trojan that has been linked with other malware.

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • 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 Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks