Overview

overview

10

Static

static

10

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    919ae827ff59fcbe3dbaea9e62855a4d27690818189f696cfb5916a88c823226

  • Size

    418KB

  • Sample

    240324-m7q1hscb84

  • MD5

    0099a99f5ffb3c3ae78af0084136fab3

  • SHA1

    0205a065728a9ec1133e8a372b1e3864df776e8c

  • SHA256

    919ae827ff59fcbe3dbaea9e62855a4d27690818189f696cfb5916a88c823226

  • SHA512

    5ac4f3265c7dd7d172284fb28c94f8fc6428c27853e70989f4ec4208f9897be91720e8eee1906d8e843ab05798f3279a12492a32e8a118f5621ac5e1be2031b6

  • SSDEEP

    12288:5noAx+FnmuQhimtPURimLqevmipum+K4Y:5+FnmuGtpMLnLYY

Score
10/10
amadeydcratdjvulummasmokeloaderstealcpub1backdoordiscoveryinfostealerpersistenceransomwareratspywarestealertrojanupx

Malware Config

Extracted

Family

amadey

Version

4.12

C2

http://185.172.128.19

Attributes
  • install_dir

    cd1f156d67

  • install_file

    Utsysc.exe

  • strings_key

    0dd3e5ee91b367c60c9e575983554b30

  • url_paths

    /ghsdh39s/index.php

rc4.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php
rc4.i32
rc4.i32

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .vook

  • offline_id

    1eSPzWRaNslCgtjBZfL5pzvovoiaVI4IZSnvAwt1

  • payload_url

    http://sdfjhuz.com/dl/build2.exe

    http://sajdfue.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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/3ed7a617738550b0a00c5aa231c0752020240316170955/d71ce1 Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0857PsawqS

rsa_pubkey.plain

Extracted

Family

lumma

C2

https://resergvearyinitiani.shop/api

https://associationokeo.shop/api

Targets

    • Target

      919ae827ff59fcbe3dbaea9e62855a4d27690818189f696cfb5916a88c823226

    • Size

      418KB

    • MD5

      0099a99f5ffb3c3ae78af0084136fab3

    • SHA1

      0205a065728a9ec1133e8a372b1e3864df776e8c

    • SHA256

      919ae827ff59fcbe3dbaea9e62855a4d27690818189f696cfb5916a88c823226

    • SHA512

      5ac4f3265c7dd7d172284fb28c94f8fc6428c27853e70989f4ec4208f9897be91720e8eee1906d8e843ab05798f3279a12492a32e8a118f5621ac5e1be2031b6

    • SSDEEP

      12288:5noAx+FnmuQhimtPURimLqevmipum+K4Y:5+FnmuGtpMLnLYY

    Score
    10/10
    dcratdjvulummasmokeloaderstealcpub1backdoordiscoveryinfostealerpersistenceransomwareratspywarestealertrojanupx

    • DcRat

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

      ratinfostealerdcrat

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

      stealerlumma

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks