Overview

overview

10

Static

static

3

761ddc943a...32.exe

windows7-x64

10

761ddc943a...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    03961599.exe

  • Size

    138KB

  • Sample

    230613-n1m6qage7y

  • MD5

    caf0cdd6aa7a3926a3b7981909aab1f0

  • SHA1

    0fe7e12b0692d5b059d32d24e1c0c3933b1867f3

  • SHA256

    cddfaa1565f88a0bfbfba3d9aa8c89e4a0bb43504e071ea4402504416f038ee2

  • SHA512

    3156c4107b66e703e3f8dd9ae9d83e7f3fa6e191051eaba953891543a6839d935a149e76a6cda05783f46574ea0ed59292bd444e8da986e067cf5f8c618f0589

  • SSDEEP

    3072:7AXyI4frsEglSPbB8100/aDgW1V7zBVEEuTbb1r9Xc:7AiI8gEgwPbW1h/avL7zB2EKbbg

Score
10/10
djvusmokeloadersummbackdoordiscoveryransomwaretrojan

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/

http://stalagmijesarl.com/

http://ukdantist-sarl.com/

http://cpcorprotationltd.com/
rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

djvu

C2

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

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

    .ahui

  • offline_id

    vPWUuYIO6Lzy2cGt8zL7FERKTf4QMBPjn7F005t1

  • 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-sLaQRb9N6e 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0728Isk

rsa_pubkey.plain

Extracted

Family

smokeloader

Botnet

summ

Targets

    • Target

      761ddc943a88d0d0888ac5a46abce823808a82c6185abd178a0a102097c1fa32

    • Size

      243KB

    • MD5

      516b69533919439c5cc5da9eb9584362

    • SHA1

      fce1cfced4670e038da306e103a9ef16d08ad592

    • SHA256

      761ddc943a88d0d0888ac5a46abce823808a82c6185abd178a0a102097c1fa32

    • SHA512

      6d760123f46e68b7513d46c70bd46254b623d2716c9e6a61f578dcfb59468772d32aa08d0c88ec7f31a34596c2cc08150604fc9302ff843baa642897aab1892e

    • SSDEEP

      3072:dEk+Lu/SjYIXhIJ890jU3suDgW1V7zBjZ8vtyes7u:n+LqSjYlJlmdvL7zBV68

    Score
    10/10
    smokeloaderbackdoortrojandjvusummdiscoveryransomware

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Permissions Modification

1
T1222

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks