Overview

overview

10

Static

static

3

8ca55c7e27...47.exe

windows7-x64

10

8ca55c7e27...47.exe

windows10-1703-x64

10

8ca55c7e27...47.exe

windows10-2004-x64

10

8ca55c7e27...47.exe

windows11-21h2-x64

10

Resubmissions

04/02/2024, 12:06

240204-n9qm7sbadn 10

03/02/2024, 16:23

240203-tv1shsddf9 10

03/02/2024, 15:10

240203-sj7agsccc3 10

Sharing

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General

  • Target

    8ca55c7e275ec62a7f00573fb3bd7d47

  • Size

    798KB

  • Sample

    240203-tv1shsddf9

  • MD5

    8ca55c7e275ec62a7f00573fb3bd7d47

  • SHA1

    f956d1a0f9c9e0434de63d31a8678427602a02a5

  • SHA256

    ebb659e54a4fa329f2a0f43a3e4b7d4b4edd499dafeffd524b1ec8f9eec7e6af

  • SHA512

    bf34dfbf69b026dbe249d4b9e32d16c19bb8810d8a0cef91ef46e748b5abdd10205a61445d9588715f145f87b43cfd61e7a89e860d4f43e42540b7aaeb77e90f

  • SSDEEP

    24576:oS1mthSC0G1MQogTsR3VJu65/bvA7uo2A1:oS1mtcC0GHTsR3VY65I/2

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://tbpws.top/fhsgtsspen6/get.php

Attributes
  • extension

    .lqqw

  • offline_id

    7fnSVrbRT29YyLtw4CE33zzBhoDUgmtJxSpouZt1

  • payload_url

    http://securebiz.org/dl/build2.exe

    http://tbpws.top/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-VCW326HODa 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: 0330gDrgo

rsa_pubkey.plain

Targets

    • Target

      8ca55c7e275ec62a7f00573fb3bd7d47

    • Size

      798KB

    • MD5

      8ca55c7e275ec62a7f00573fb3bd7d47

    • SHA1

      f956d1a0f9c9e0434de63d31a8678427602a02a5

    • SHA256

      ebb659e54a4fa329f2a0f43a3e4b7d4b4edd499dafeffd524b1ec8f9eec7e6af

    • SHA512

      bf34dfbf69b026dbe249d4b9e32d16c19bb8810d8a0cef91ef46e748b5abdd10205a61445d9588715f145f87b43cfd61e7a89e860d4f43e42540b7aaeb77e90f

    • SSDEEP

      24576:oS1mthSC0G1MQogTsR3VJu65/bvA7uo2A1:oS1mtcC0GHTsR3VY65I/2

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • 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

    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks