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Overview

overview

10

Static

static

3

1b1585b75d...4c.exe

windows7-x64

10

1b1585b75d...4c.exe

windows10-2004-x64

10

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General

  • Target

    1b1585b75da5b080a1bd0b95014a0f4c.exe

  • Size

    293KB

  • Sample

    230630-h68fyshd21

  • MD5

    1b1585b75da5b080a1bd0b95014a0f4c

  • SHA1

    e215cc1c758b667a803b617ba5c1c99063d7d620

  • SHA256

    8d2638cc317a553b409601c6b8c34d6a7a6c0cfe9f470812978560d47bede0e8

  • SHA512

    e34d87883493e94e7f559b2a364e44ac78693b623dc89db587f68ae5221f522d9f54a047b2c48205a0864c184825834b6b4703f94045d2dc34b0c7bbdb030e98

  • SSDEEP

    6144:BSkM314SETRX2mPKR3W2waMqfe+XwQZi:4kMF4ZRXlPKRmnqbX9Zi

Score
10/10
djvusmokeloaderbackdoordiscoveryransomwaretrojan

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/
rc4.i32
rc4.i32

Extracted

Family

djvu

C2

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

http://zexeq.com/lancer/get.php
Attributes
  • extension

    .agvv

  • offline_id

    IGjpno8dwAKJpBjbvlsxfyQXyNoBoo3dXUtMk6t1

  • payload_url

    http://colisumy.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-3OsGArf4HD 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: 0737JOsie

rsa_pubkey.plain

Targets

    • Target

      1b1585b75da5b080a1bd0b95014a0f4c.exe

    • Size

      293KB

    • MD5

      1b1585b75da5b080a1bd0b95014a0f4c

    • SHA1

      e215cc1c758b667a803b617ba5c1c99063d7d620

    • SHA256

      8d2638cc317a553b409601c6b8c34d6a7a6c0cfe9f470812978560d47bede0e8

    • SHA512

      e34d87883493e94e7f559b2a364e44ac78693b623dc89db587f68ae5221f522d9f54a047b2c48205a0864c184825834b6b4703f94045d2dc34b0c7bbdb030e98

    • SSDEEP

      6144:BSkM314SETRX2mPKR3W2waMqfe+XwQZi:4kMF4ZRXlPKRmnqbX9Zi

    Score
    10/10
    smokeloaderbackdoortrojandjvudiscoveryransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies file permissions

      discovery

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks