General

  • Target

    f18db4230a43af31bd3c25ed77174df462045e184ebe9690ddc69d482a592ec1

  • Size

    804KB

  • Sample

    240426-zb8lxace5s

  • MD5

    1507a5f55b99ca1f8ff0b4cf2ecd8c9c

  • SHA1

    6984cb4a4e77b5daa9f063fdced5937f02135395

  • SHA256

    f18db4230a43af31bd3c25ed77174df462045e184ebe9690ddc69d482a592ec1

  • SHA512

    3fcd1362e7da2c28fe1a36540b93f771f5ffa74f46ff5167c655a351adc8c800631554ba019d282a17cdf79f12918c04059afadbd2b7f4f1db586970cdcd9522

  • SSDEEP

    24576:LElfO+OsbQZovYMpbmaX4w0eqb/bxP+TA:LEM+8ZV6R4P+U

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

      f18db4230a43af31bd3c25ed77174df462045e184ebe9690ddc69d482a592ec1

    • Size

      804KB

    • MD5

      1507a5f55b99ca1f8ff0b4cf2ecd8c9c

    • SHA1

      6984cb4a4e77b5daa9f063fdced5937f02135395

    • SHA256

      f18db4230a43af31bd3c25ed77174df462045e184ebe9690ddc69d482a592ec1

    • SHA512

      3fcd1362e7da2c28fe1a36540b93f771f5ffa74f46ff5167c655a351adc8c800631554ba019d282a17cdf79f12918c04059afadbd2b7f4f1db586970cdcd9522

    • SSDEEP

      24576:LElfO+OsbQZovYMpbmaX4w0eqb/bxP+TA:LEM+8ZV6R4P+U

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Checks computer location settings

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

    • Modifies file permissions

    • Adds Run key to start application

    • 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

MITRE ATT&CK Matrix ATT&CK v13

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

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks