General

  • Target

    file.exe

  • Size

    232KB

  • Sample

    221225-v397labg93

  • MD5

    999d8ae721958772b0b61d72b3ea20b9

  • SHA1

    08895b0fb7c3cc93c84a40d7684e85d4c8c9dfbf

  • SHA256

    07c2bc81dc617a9e547b176e8d074eafeb826659924acf678710f6b70d0366a2

  • SHA512

    52e9f367e909755d84d5d7dc79f95e53e95042e62f54e369a1ee49bbca10371ba00419de9db335aadf3631a2342cfb6962d132f1e382101113c48a0ddadb8500

  • SSDEEP

    3072:MlAaLENJ5/e827SBEF++2Uf10LLgbQWwVnJtJ/Fsxw7RkxmJZs:M/Lq5274RcGLLgcWwJfJ/gGymI

Malware Config

Extracted

Family

amadey

Version

3.63

C2

62.204.41.165/g8sjnd3xe/index.php

62.204.41.182/g9TTnd3bS/index.php

Extracted

Family

djvu

C2

http://ex3mall.com/lancer/get.php

Attributes
  • extension

    .isza

  • offline_id

    m3KmScxfDyEQzJYP8qjOSfP4FvpsOXlekGuMPzt1

  • payload_url

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

    http://ex3mall.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-oWam3yYrSr 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: 0622JOsie

rsa_pubkey.plain

Extracted

Family

amadey

Version

3.61

C2

62.204.41.79/U7vfDb3kg/index.php

Extracted

Family

redline

Botnet

Upppppp555555

C2

82.115.223.15:15486

Attributes
  • auth_value

    58d5a32d8ed521ca3d8372d3101b7161

Targets

    • Target

      file.exe

    • Size

      232KB

    • MD5

      999d8ae721958772b0b61d72b3ea20b9

    • SHA1

      08895b0fb7c3cc93c84a40d7684e85d4c8c9dfbf

    • SHA256

      07c2bc81dc617a9e547b176e8d074eafeb826659924acf678710f6b70d0366a2

    • SHA512

      52e9f367e909755d84d5d7dc79f95e53e95042e62f54e369a1ee49bbca10371ba00419de9db335aadf3631a2342cfb6962d132f1e382101113c48a0ddadb8500

    • SSDEEP

      3072:MlAaLENJ5/e827SBEF++2Uf10LLgbQWwVnJtJ/Fsxw7RkxmJZs:M/Lq5274RcGLLgcWwJfJ/gGymI

    • 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.

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Eternity

      Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

    • RedLine

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Blocklisted process makes network request

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Checks computer location settings

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

    • 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.

    • 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.

    • Drops desktop.ini file(s)

    • 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