Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    62b5fbd2e572756c1fb85c9ddc9ac9267dceb5ae4a6843fc27a6237707079c2e

  • Size

    825KB

  • Sample

    240504-r9spcaha3s

  • MD5

    12daa481736e858f9aa7ebab5b6f23be

  • SHA1

    3bc72b01e61ca7a18f5e805334927b09f735ef0b

  • SHA256

    62b5fbd2e572756c1fb85c9ddc9ac9267dceb5ae4a6843fc27a6237707079c2e

  • SHA512

    2cc918aae5aec6c13ab9495427470c46d2ef1ae1f5fdc923dfd409c4733a08d160489d566db309eabfd6df5875add586ed8e74c68127d4d84e4bf7c8d04835c0

  • SSDEEP

    24576:Ty4JgBCshTGE78m9YM4BwvyH3Xx3szWa0p2:rCBgA8qK3Xx3NY

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/test2/get.php

Attributes
  • extension

    .qehu

  • offline_id

    jgILOjDrBgyzY4JmT3B2jDSyBmDPBruKk8bKs6t1

  • payload_url

    http://sdfjhuz.com/dl/build2.exe

    http://cajgtus.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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/665ddae3fc3cd10bbaaa4350408b196920240504141005/4cae7e Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0868PsawqS

rsa_pubkey.plain

Targets

    • Target

      62b5fbd2e572756c1fb85c9ddc9ac9267dceb5ae4a6843fc27a6237707079c2e

    • Size

      825KB

    • MD5

      12daa481736e858f9aa7ebab5b6f23be

    • SHA1

      3bc72b01e61ca7a18f5e805334927b09f735ef0b

    • SHA256

      62b5fbd2e572756c1fb85c9ddc9ac9267dceb5ae4a6843fc27a6237707079c2e

    • SHA512

      2cc918aae5aec6c13ab9495427470c46d2ef1ae1f5fdc923dfd409c4733a08d160489d566db309eabfd6df5875add586ed8e74c68127d4d84e4bf7c8d04835c0

    • SSDEEP

      24576:Ty4JgBCshTGE78m9YM4BwvyH3Xx3szWa0p2:rCBgA8qK3Xx3NY

    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.

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks