General

  • Target

    499118129de280703e1ec684ed3ceb1872335cb30c1c2845570e20e3eedbebdb

  • Size

    734KB

  • Sample

    230706-hzd9jahd52

  • MD5

    ed7b6cfcffed6c403a0f829f59e8d86d

  • SHA1

    0806c35ffc28e471464f8665f1fbbec301732126

  • SHA256

    499118129de280703e1ec684ed3ceb1872335cb30c1c2845570e20e3eedbebdb

  • SHA512

    62f7c0ae6b23ac3b549b0da3ed49b508795b524404a2af54dfd3e6b24c9ea1652502cfb977a59746bbeb0e3454a786240756b451ad1502cef088699aa6a68559

  • SSDEEP

    12288:9IdqZUzOt/bRS5TZayZ123EBZ/Bq8XC+TW6hpPNFt4YR5Q9Yiwd0rRLGGlC:GuUzOt/85FbX205qXq9NFSM8YiW0llk

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .wazp

  • offline_id

    V5TMuF1BBuDZFeJXDU5xmjrzp6rwS1IuZWNpDCt1

  • payload_url

    http://colisumy.com/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-6Dm02j1lRa 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0738ISdik

rsa_pubkey.plain

Extracted

Family

vidar

Version

4.6

Botnet

dcad9d884915bbb6106f78e5e2ea6168

C2

https://steamcommunity.com/profiles/76561199523054520

https://t.me/game4serv

Attributes
  • profile_id_v2

    dcad9d884915bbb6106f78e5e2ea6168

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:103.0) Gecko/20100101 Firefox/103.0

Targets

    • Target

      499118129de280703e1ec684ed3ceb1872335cb30c1c2845570e20e3eedbebdb

    • Size

      734KB

    • MD5

      ed7b6cfcffed6c403a0f829f59e8d86d

    • SHA1

      0806c35ffc28e471464f8665f1fbbec301732126

    • SHA256

      499118129de280703e1ec684ed3ceb1872335cb30c1c2845570e20e3eedbebdb

    • SHA512

      62f7c0ae6b23ac3b549b0da3ed49b508795b524404a2af54dfd3e6b24c9ea1652502cfb977a59746bbeb0e3454a786240756b451ad1502cef088699aa6a68559

    • SSDEEP

      12288:9IdqZUzOt/bRS5TZayZ123EBZ/Bq8XC+TW6hpPNFt4YR5Q9Yiwd0rRLGGlC:GuUzOt/85FbX205qXq9NFSM8YiW0llk

    • 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

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks