General

  • Target

    fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4

  • Size

    350KB

  • Sample

    221202-yw1lcsab96

  • MD5

    5c734617b31db534f7361dbead1fd022

  • SHA1

    5f2743bf70701bd15eaf9be368ac9e59474e3017

  • SHA256

    fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4

  • SHA512

    ee6fd541360edb01216e45fb68612a7fb9f4488c12ba41bf0238ecc6ed016f8fd357d714b06e90b20fb6694b06eb33da033db67b3099c4e4a04fa7e3aaccfcfa

  • SSDEEP

    6144:PUiCIaLhALslpPBcG3hb7R+MjwoAVtQmXuRjMgU:P21Uslr3F7R+Mjwo6tWRQg

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .uyit

  • offline_id

    HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1

  • 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-5UcwRdS3ED 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: 0611djfsieE

rsa_pubkey.plain

Extracted

Family

vidar

Version

56

Botnet

517

C2

https://t.me/asifrazatg

https://steamcommunity.com/profiles/76561199439929669

Attributes
  • profile_id

    517

Extracted

Family

vidar

Version

56

Botnet

1148

C2

https://t.me/asifrazatg

https://steamcommunity.com/profiles/76561199439929669

Attributes
  • profile_id

    1148

Extracted

Family

amadey

Version

3.50

C2

62.204.41.252/nB8cWack3/index.php

Targets

    • Target

      fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4

    • Size

      350KB

    • MD5

      5c734617b31db534f7361dbead1fd022

    • SHA1

      5f2743bf70701bd15eaf9be368ac9e59474e3017

    • SHA256

      fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4

    • SHA512

      ee6fd541360edb01216e45fb68612a7fb9f4488c12ba41bf0238ecc6ed016f8fd357d714b06e90b20fb6694b06eb33da033db67b3099c4e4a04fa7e3aaccfcfa

    • SSDEEP

      6144:PUiCIaLhALslpPBcG3hb7R+MjwoAVtQmXuRjMgU:P21Uslr3F7R+Mjwo6tWRQg

    • 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.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • 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.

    • Drops Chrome extension

    • 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