General

  • Target

    29eadaa32588aadb70d41e985bc1a87e232464a85a21ad7e663b1939439e28ec

  • Size

    796KB

  • Sample

    211204-j5nwlaafhj

  • MD5

    472097765682071245c1543bd74bb1df

  • SHA1

    29c08b95b015df3a7c5f76462af0f760feed3774

  • SHA256

    29eadaa32588aadb70d41e985bc1a87e232464a85a21ad7e663b1939439e28ec

  • SHA512

    7c98c19e00834beb69b8049eec840537864e5267b6a9b0be0809d9edb4b04bf51376a10a87350d6b5cc4c6bc9bec25c554fadbc538e8d1012e7a9088c16f083f

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes
  • extension

    .yqal

  • offline_id

    K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1

  • payload_url

    http://kotob.top/dl/build2.exe

    http://tzgl.org/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-rIyEiK9ekc 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: 0356gSd743d

rsa_pubkey.plain

Targets

    • Target

      29eadaa32588aadb70d41e985bc1a87e232464a85a21ad7e663b1939439e28ec

    • Size

      796KB

    • MD5

      472097765682071245c1543bd74bb1df

    • SHA1

      29c08b95b015df3a7c5f76462af0f760feed3774

    • SHA256

      29eadaa32588aadb70d41e985bc1a87e232464a85a21ad7e663b1939439e28ec

    • SHA512

      7c98c19e00834beb69b8049eec840537864e5267b6a9b0be0809d9edb4b04bf51376a10a87350d6b5cc4c6bc9bec25c554fadbc538e8d1012e7a9088c16f083f

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • 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 v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Discovery

System Information Discovery

1
T1082

Tasks