Resubmissions

10-01-2024 09:48

240110-lsxdbadaer 10

13-12-2023 10:19

231213-mcswmacfc4 10

13-12-2023 01:01

231213-bdbsysfcf5 10

General

  • Target

    05193c12562beb5de5f05ae6816c976f.bin

  • Size

    190KB

  • Sample

    231213-mcswmacfc4

  • MD5

    05193c12562beb5de5f05ae6816c976f

  • SHA1

    2c804f81e6949e2de30359d6085a7eef7b2457e6

  • SHA256

    ea755384c6e3558710e6bc8833d51e09aff904c76ecfa751895b9948feff726d

  • SHA512

    9241667e0476e386cbe89f67ae3eb09f4e023283297d567c39956f15497fdf74d1751832116137f11a2e8cb4d073fd3068ecfcc284db6e26263db7059cca60d0

  • SSDEEP

    3072:t07gIqLEHi+cOtsLpAjPsXp0qCAfs5qtrpJrkG5RScg7:cgIqLKi+cCjPwlCL5qBM

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .hhuy

  • offline_id

    gG3wF8nDWRqLztkHPAxMzpvNVlmLBMgQKmKiCNt1

  • payload_url

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

    http://zexeq.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-5zKXJl7cwi 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: 0834ASdw

rsa_pubkey.plain

Targets

    • Target

      05193c12562beb5de5f05ae6816c976f.bin

    • Size

      190KB

    • MD5

      05193c12562beb5de5f05ae6816c976f

    • SHA1

      2c804f81e6949e2de30359d6085a7eef7b2457e6

    • SHA256

      ea755384c6e3558710e6bc8833d51e09aff904c76ecfa751895b9948feff726d

    • SHA512

      9241667e0476e386cbe89f67ae3eb09f4e023283297d567c39956f15497fdf74d1751832116137f11a2e8cb4d073fd3068ecfcc284db6e26263db7059cca60d0

    • SSDEEP

      3072:t07gIqLEHi+cOtsLpAjPsXp0qCAfs5qtrpJrkG5RScg7:cgIqLKi+cCjPwlCL5qBM

    • DcRat

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

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • 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 v15

Tasks