Overview

overview

10

Static

static

7a806996e4...40.exe

windows7-x64

10

7a806996e4...40.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    7a806996e4de228c9b3e60b9de5c4640.exe
  • Size 320KB
  • Sample230112-lycabsff64
  • SHA256 38805b6c5a03f5e441d82749a50d42e4ab6a03c4ff250d9b2a16d45c7d744cf4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
asyncratauroradcratdjvuredlinesmokeloadervidar195633308507defaultbackdoorcollectiondiscoveryevasioninfostealerpersistenceransomwareratspywarestealertrojan

Malware Config

Extracted

Family

  • djvu

C2

  • http://spaceris.com/lancer/get.php

Attributes
  • extension

    .zouu

  • offline_id

    7hl6KB3alcoZ6n4DhS2rApCezkIMzShntAiXWMt1

  • payload_url

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

    http://spaceris.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-N3pXlaPXFm 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: 0631JOsie

rsa_pubkey.plain

Extracted

Family

  • aurora

C2

  • 82.115.223.77:8081

Extracted

Family

  • vidar

Version

  • 2

Botnet

  • 19

C2

  • https://t.me/tgdatapacks

  • https://steamcommunity.com/profiles/76561199469677637

Attributes
  • profile_id

    19

Extracted

Family

  • redline

Botnet

  • 5633308507

C2

  • 65.21.237.20:43077

Attributes
  • auth_value

    a53ea2c0cc054e8615f91cd47c18a2de

Extracted

Family

  • asyncrat

Version

  • 1.0.7

Botnet

  • Default

C2

  • 190.2.147.39:8848

Mutex

  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      7a806996e4de228c9b3e60b9de5c4640.exe
    • Size 320KB
    • SHA256 38805b6c5a03f5e441d82749a50d42e4ab6a03c4ff250d9b2a16d45c7d744cf4
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    smokeloaderbackdoortrojanasyncratauroradcratdjvuredlinevidar195633308507defaultcollectiondiscoveryevasioninfostealerpersistenceransomwareratspywarestealer

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Aurora

      Aurora is a crypto wallet stealer written in Golang.

      stealeraurora

    • DcRat

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

      ratinfostealerdcrat

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Modifies security service

      evasion

    • RedLine

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

      infostealerredline

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Async RAT payload

      rat

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Stops running service(s)

      evasion

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Uses the VBS compiler for execution

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Accesses Microsoft Outlook profiles

      collection

    • 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

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks