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General

  • Target

    cracksetup.exe

  • Size

    799KB

  • Sample

    230317-s9xhzagh95

  • MD5

    0990b8c50c4cee64652ea92525ad06d0

  • SHA1

    d97008c250cb4858a7bc0c6fc5a760fca8296037

  • SHA256

    ce902721fe5439bc49d1bf849d1111de33b55dbed252f1546315788e0edaf388

  • SHA512

    8a285b48a971d25e785288c7bd6392e0ca7062fb225a882761a4aff4e6f3faad8d105bd73fcd9f28d97fadc77608a603af5cfb1722dd0095b442ed033874f63a

  • SSDEEP

    12288:UL9MBB816XxgUvzLgImq8wL6+HVbO+6bYzsygM29ChcMwgsY4:nBXxVHgI38C6+Y+xzszY

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test1/get.php

Attributes
  • extension

    .dazx

  • offline_id

    8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1

  • payload_url

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

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

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-vbVkogQdu2 Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0666JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3

Botnet

d6ef050131e7d5a1d595c51613328971

C2

https://t.me/zaskullz

https://steamcommunity.com/profiles/76561199486572327

http://135.181.87.234:80

Attributes
  • profile_id_v2

    d6ef050131e7d5a1d595c51613328971

Targets

    • Target

      cracksetup.exe

    • Size

      799KB

    • MD5

      0990b8c50c4cee64652ea92525ad06d0

    • SHA1

      d97008c250cb4858a7bc0c6fc5a760fca8296037

    • SHA256

      ce902721fe5439bc49d1bf849d1111de33b55dbed252f1546315788e0edaf388

    • SHA512

      8a285b48a971d25e785288c7bd6392e0ca7062fb225a882761a4aff4e6f3faad8d105bd73fcd9f28d97fadc77608a603af5cfb1722dd0095b442ed033874f63a

    • SSDEEP

      12288:UL9MBB816XxgUvzLgImq8wL6+HVbO+6bYzsygM29ChcMwgsY4:nBXxVHgI38C6+Y+xzszY

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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 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