General

  • Target

    d52a6c18ab0393752105c5178d0d4b7958452a8f5d264ea7ea125b4530257496

  • Size

    334KB

  • Sample

    231210-2nm7vaedcp

  • MD5

    0cf826b6ab003c1eb1d25b5dd4bab5fb

  • SHA1

    665dd5f3f15779513dda47fbe51cfeeeae7d3adf

  • SHA256

    d52a6c18ab0393752105c5178d0d4b7958452a8f5d264ea7ea125b4530257496

  • SHA512

    5e8fd3c9ae2750558ff4c1c1ef9d9207c634caa05de8d733b5ffec69762b3a116128fc4bacc34fdd4301c9b581db431401cb19759b571e0e0188e9f2405032cc

  • SSDEEP

    3072:Nd5VmNZ24KEgYyxXWaZ3R4YIu9WhgpFj/c7/yA649DFQMrr96Fl+7ZTNYM:NbV+4hXZZ3R4Yjg7RBr

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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

Extracted

Family

risepro

C2

193.233.132.51

Extracted

Family

redline

Botnet

DeepWeb

C2

178.33.57.150:1334

Extracted

Family

redline

Botnet

LiveTraffic

C2

77.105.132.87:6731

Targets

    • Target

      d52a6c18ab0393752105c5178d0d4b7958452a8f5d264ea7ea125b4530257496

    • Size

      334KB

    • MD5

      0cf826b6ab003c1eb1d25b5dd4bab5fb

    • SHA1

      665dd5f3f15779513dda47fbe51cfeeeae7d3adf

    • SHA256

      d52a6c18ab0393752105c5178d0d4b7958452a8f5d264ea7ea125b4530257496

    • SHA512

      5e8fd3c9ae2750558ff4c1c1ef9d9207c634caa05de8d733b5ffec69762b3a116128fc4bacc34fdd4301c9b581db431401cb19759b571e0e0188e9f2405032cc

    • SSDEEP

      3072:Nd5VmNZ24KEgYyxXWaZ3R4YIu9WhgpFj/c7/yA649DFQMrr96Fl+7ZTNYM:NbV+4hXZZ3R4Yjg7RBr

    • DcRat

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

    • Detect ZGRat V1

    • Detected Djvu ransomware

    • Detects DLL dropped by Raspberry Robin.

      Raspberry Robin.

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks