Overview

overview

10

Static

static

3

0e40646d63...46.exe

windows7-x64

10

0e40646d63...46.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0e40646d6311552a7f6e7a386a06421d97de655f65b099e455cf22db10afd746.exe

  • Size

    763KB

  • Sample

    240425-bf868scf7t

  • MD5

    106c2cfb1162fc8fe3cef0958474f1c3

  • SHA1

    c63e3e70248ac3dbd45cd2a6d51a55e9747fd6e4

  • SHA256

    0e40646d6311552a7f6e7a386a06421d97de655f65b099e455cf22db10afd746

  • SHA512

    aeb7d480088432d79ae6f963819e07c6119a90fd8a684887336fccbef1f43d8ace838c0862128709dc3daf527a75658c67618cf399eef8b4e2863189ae3d7557

  • SSDEEP

    12288:IWYUVmfw2hn7uv+uZARVOAzft8cC1yn1j8Se+isLF6JiPvt6KfGfxKno:1MfNhnGWRHzfGSn1S+isLF6Jgvt6K+fj

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .bgzq

  • offline_id

    Z6iwSvCoAt8T8K2ROxecuXHPNHv7eDyWrc8Ks7t1

  • 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/54cdfd152fe98eedb628a1f4ddb7076420240421150208/403a27 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: support@freshingmail.top Reserve e-mail address to contact us: datarestorehelpyou@airmail.cc Your personal ID: 0864PsawqS

rsa_pubkey.plain

Targets

    • Target

      0e40646d6311552a7f6e7a386a06421d97de655f65b099e455cf22db10afd746.exe

    • Size

      763KB

    • MD5

      106c2cfb1162fc8fe3cef0958474f1c3

    • SHA1

      c63e3e70248ac3dbd45cd2a6d51a55e9747fd6e4

    • SHA256

      0e40646d6311552a7f6e7a386a06421d97de655f65b099e455cf22db10afd746

    • SHA512

      aeb7d480088432d79ae6f963819e07c6119a90fd8a684887336fccbef1f43d8ace838c0862128709dc3daf527a75658c67618cf399eef8b4e2863189ae3d7557

    • SSDEEP

      12288:IWYUVmfw2hn7uv+uZARVOAzft8cC1yn1j8Se+isLF6JiPvt6KfGfxKno:1MfNhnGWRHzfGSn1S+isLF6Jgvt6K+fj

    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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks