General

  • Target

    648b3e85427d8a0db9bb4b166994e7c02733323d4fd3fc1c129695c311ca77e9

  • Size

    822KB

  • Sample

    220521-e8d4cadafk

  • MD5

    20fcfc1147939478ac9b6ec21295744d

  • SHA1

    8fca03f042c0fa526bec7133dee8e4c1fd511b03

  • SHA256

    648b3e85427d8a0db9bb4b166994e7c02733323d4fd3fc1c129695c311ca77e9

  • SHA512

    3281b84f1ba3c1c49fc17a2a9336c9a19cd6c89a4bf615c94a88a94309986a1070fa338b37245e178a145cb7f355863be4339ee9200d0d427ee9c95ded2b5b3c

Malware Config

Extracted

Family

djvu

C2

http://ugll.org/test1/get.php

Attributes
  • extension

    .dfwe

  • offline_id

    eBNgvyGQV1Hmt9DBdxVRs8qPi1agsS7OaohPmit1

  • payload_url

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

    http://ugll.org/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-j3AdKrnQie 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: 0480JIjdm

rsa_pubkey.plain

Extracted

Family

vidar

Version

52.1

Botnet

517

C2

https://t.me/verstappenf1r

https://climatejustice.social/@ronxik312

Attributes
  • profile_id

    517

Targets

    • Target

      648b3e85427d8a0db9bb4b166994e7c02733323d4fd3fc1c129695c311ca77e9

    • Size

      822KB

    • MD5

      20fcfc1147939478ac9b6ec21295744d

    • SHA1

      8fca03f042c0fa526bec7133dee8e4c1fd511b03

    • SHA256

      648b3e85427d8a0db9bb4b166994e7c02733323d4fd3fc1c129695c311ca77e9

    • SHA512

      3281b84f1ba3c1c49fc17a2a9336c9a19cd6c89a4bf615c94a88a94309986a1070fa338b37245e178a145cb7f355863be4339ee9200d0d427ee9c95ded2b5b3c

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

      suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    • suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download

      suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download

    • suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key

      suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key

    • suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload

      suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload

    • Vidar Stealer

    • Downloads MZ/PE file

    • 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