General

  • Target

    3a422a799b4d400040d93969f9a77a7f8069e2a7e8b9a2ab58a447e9714ff85b

  • Size

    184KB

  • Sample

    221123-khs3gace4t

  • MD5

    e319c2f1c2bb943396c92407627cd66e

  • SHA1

    f9125c06ae8e3950d3ba7f291069c078b5d7822d

  • SHA256

    3a422a799b4d400040d93969f9a77a7f8069e2a7e8b9a2ab58a447e9714ff85b

  • SHA512

    27c4eb6615d21ea8479aa54b78f8e90e7e76354daf803c9ea0f9d73a37a535adc80fe12bde484c0d9ff7afdee7d5d022871991d99d363a9a51881f04a4715911

  • SSDEEP

    3072:LBIENoLSrwLndvWq5DD5bn/w8lU1yWsHMcmrH1U5yutdVfE:mEWnLndv5PnY8qyJMc6QD

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .tcbu

  • offline_id

    JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1

  • payload_url

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

    http://fresherlights.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-bpYXr2m3kI 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: 0606Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

55.8

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
  • profile_id

    517

Extracted

Family

redline

C2

185.215.113.83:60722

Attributes
  • auth_value

    674feb1d15af397f9322eb62587035b3

Extracted

Family

redline

Botnet

NanoID2022

C2

185.106.92.111:2510

Attributes
  • auth_value

    d5913c276c6c8b5735246051bef9a412

Extracted

Family

redline

Botnet

KRIPT

C2

212.8.246.157:32348

Attributes
  • auth_value

    80ebe4bab7a98a7ce9c75989ff9f40b4

Extracted

Family

amadey

Version

3.50

C2

193.56.146.174/g84kvj4jck/index.php

Targets

    • Target

      3a422a799b4d400040d93969f9a77a7f8069e2a7e8b9a2ab58a447e9714ff85b

    • Size

      184KB

    • MD5

      e319c2f1c2bb943396c92407627cd66e

    • SHA1

      f9125c06ae8e3950d3ba7f291069c078b5d7822d

    • SHA256

      3a422a799b4d400040d93969f9a77a7f8069e2a7e8b9a2ab58a447e9714ff85b

    • SHA512

      27c4eb6615d21ea8479aa54b78f8e90e7e76354daf803c9ea0f9d73a37a535adc80fe12bde484c0d9ff7afdee7d5d022871991d99d363a9a51881f04a4715911

    • SSDEEP

      3072:LBIENoLSrwLndvWq5DD5bn/w8lU1yWsHMcmrH1U5yutdVfE:mEWnLndv5PnY8qyJMc6QD

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Deletes itself

    • 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.

    • Uses the VBS compiler for execution

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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