General

  • Target

    754a2ccb841bc9dac494ebecfb78f41ce87b70c90aefbf7278c273b1afe65474

  • Size

    822KB

  • Sample

    220521-dcketafdd4

  • MD5

    f9bc14c49f01cf7d7dd198f4207509fa

  • SHA1

    4b8acfa15b47c236665d0dba7c99de852c8feb5f

  • SHA256

    754a2ccb841bc9dac494ebecfb78f41ce87b70c90aefbf7278c273b1afe65474

  • SHA512

    3e2cfe354ad88c68ce0f4e960eb41fee71c8aad3d79f23ef918391172b2f54034cc09ff970a673beb613a7c348e4cf50896b353d9037622b4b4dbe79b45c691d

Malware Config

Extracted

Family

djvu

C2

http://ugll.org/fhsgtsspen6/get.php

Attributes
  • extension

    .fdcv

  • 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: admin@helpdata.top Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0483JIjdm

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

      754a2ccb841bc9dac494ebecfb78f41ce87b70c90aefbf7278c273b1afe65474

    • Size

      822KB

    • MD5

      f9bc14c49f01cf7d7dd198f4207509fa

    • SHA1

      4b8acfa15b47c236665d0dba7c99de852c8feb5f

    • SHA256

      754a2ccb841bc9dac494ebecfb78f41ce87b70c90aefbf7278c273b1afe65474

    • SHA512

      3e2cfe354ad88c68ce0f4e960eb41fee71c8aad3d79f23ef918391172b2f54034cc09ff970a673beb613a7c348e4cf50896b353d9037622b4b4dbe79b45c691d

    • 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 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

    • Modifies file permissions

    • Adds Run key to start application

    • 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 Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Discovery

System Information Discovery

1
T1082

Tasks