General

  • Target

    file.exe

  • Size

    148KB

  • Sample

    221001-1c14wshfgq

  • MD5

    9cda68aa1e81adf1fc315c281b45ba5b

  • SHA1

    de27cc2dfd1a0bd3554a01499f63b842437440fc

  • SHA256

    fae4e38666cf4e8706a1cfb19d171966876d8ca96872d18902b936851cabe23d

  • SHA512

    561b0f276e6f500c00f049187a7650d2f521ddeb303bed52148a0cfbdaaa78749b0c6c19248fafe4bc5528dd7530f1b17e78453d3177fdd4f4c47b218e91406a

  • SSDEEP

    3072:NaqORwsOvRSfWicwXRsnPYGJPgRmvBb/WFBiy823V:awsLbXRsPl+mvJ+t

Malware Config

Extracted

Family

raccoon

Botnet

1a17d9aed7a239440deb75d7a177f406

C2

http://193.38.55.180/

rc4.plain

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .ofww

  • offline_id

    xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1

  • payload_url

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

    http://winnlinne.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-EWKSsSJiVn 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: 0569Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

54.7

Botnet

517

C2

https://t.me/trampapanam

https://nerdculture.de/@yoxhyp

Attributes
  • profile_id

    517

Targets

    • Target

      file.exe

    • Size

      148KB

    • MD5

      9cda68aa1e81adf1fc315c281b45ba5b

    • SHA1

      de27cc2dfd1a0bd3554a01499f63b842437440fc

    • SHA256

      fae4e38666cf4e8706a1cfb19d171966876d8ca96872d18902b936851cabe23d

    • SHA512

      561b0f276e6f500c00f049187a7650d2f521ddeb303bed52148a0cfbdaaa78749b0c6c19248fafe4bc5528dd7530f1b17e78453d3177fdd4f4c47b218e91406a

    • SSDEEP

      3072:NaqORwsOvRSfWicwXRsnPYGJPgRmvBb/WFBiy823V:awsLbXRsPl+mvJ+t

    • 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.

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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.

    • 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 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.

    • 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