General

  • Target

    e36576319acb6ce95c7d981418e3cddce8ef3a6a33ca2dbea8d109ab272d8b26

  • Size

    272KB

  • Sample

    221128-qrpz3afe97

  • MD5

    aeaab2dc0ffdc10c41d6d3ead405d1a1

  • SHA1

    54e706eb48fdbe3037bb44aa84a035fd1fb1b560

  • SHA256

    e36576319acb6ce95c7d981418e3cddce8ef3a6a33ca2dbea8d109ab272d8b26

  • SHA512

    94bd6bdb856768bc46b05b9373cf1b80987f7067b86e9838e19f340c2dbde7add5b5400cc9d045343e2e91fb11d0986a2423952b76e6c07e40f6653f222bc8d3

  • SSDEEP

    6144:GKKKU8stz4giXMYgOBtumY+UkHhSfbr5W:GOXst8gi8YSaBH0fbrU

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .kcbu

  • offline_id

    hlqzhQ6w5SquNDF4Ul2XBDJQkSIKbAT6rmRBTit1

  • 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-lj5qINGbTc 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: 0608Jhyjd

rsa_pubkey.plain

Extracted

Family

amadey

Version

3.50

C2

193.56.146.194/h49vlBP/index.php

77.73.134.65/o7VsjdSa2f/index.php

Extracted

Family

vidar

Version

55.9

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
  • profile_id

    517

Extracted

Family

redline

Botnet

crypt

C2

77.73.133.70:38819

Attributes
  • auth_value

    f46970eb9f7867098d66abcc15bf98e0

Targets

    • Target

      e36576319acb6ce95c7d981418e3cddce8ef3a6a33ca2dbea8d109ab272d8b26

    • Size

      272KB

    • MD5

      aeaab2dc0ffdc10c41d6d3ead405d1a1

    • SHA1

      54e706eb48fdbe3037bb44aa84a035fd1fb1b560

    • SHA256

      e36576319acb6ce95c7d981418e3cddce8ef3a6a33ca2dbea8d109ab272d8b26

    • SHA512

      94bd6bdb856768bc46b05b9373cf1b80987f7067b86e9838e19f340c2dbde7add5b5400cc9d045343e2e91fb11d0986a2423952b76e6c07e40f6653f222bc8d3

    • SSDEEP

      6144:GKKKU8stz4giXMYgOBtumY+UkHhSfbr5W:GOXst8gi8YSaBH0fbrU

    • Amadey

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

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Amadey credential stealer module

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • 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