General

  • Target

    JaffaCakes118_1b91bf136ea911e84d372e78222f2a54

  • Size

    804KB

  • Sample

    250106-ldyylasrbt

  • MD5

    1b91bf136ea911e84d372e78222f2a54

  • SHA1

    58813bc4c7e6a160c127b8f222042f88fb470126

  • SHA256

    59d0891001fbd6107176eabf298e6247ebb7c9da90e2e31c342d3333e50679c9

  • SHA512

    9774e559ceb5ae1e6ec46ec1cc7e40c18f42837d741bd7e761b1c88c880e50507393114f3094b35888055557de88bc5a42d55f32dc19b88fda02024dbd80729e

  • SSDEEP

    24576:EfhYFVaIWyVCbJ5iuy0YK208q6RW4wgVxBfDo:eh4VxWyVCbc823q6RW5gVx

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .zaps

  • offline_id

    xcdIdDNFh62dy3iJsba1COhcfDENsbjPHQQ2Eht1

  • payload_url

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

    http://rlrz.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-pk3SGFlmek 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: 0341gSd743d

rsa_pubkey.plain

Targets

    • Target

      JaffaCakes118_1b91bf136ea911e84d372e78222f2a54

    • Size

      804KB

    • MD5

      1b91bf136ea911e84d372e78222f2a54

    • SHA1

      58813bc4c7e6a160c127b8f222042f88fb470126

    • SHA256

      59d0891001fbd6107176eabf298e6247ebb7c9da90e2e31c342d3333e50679c9

    • SHA512

      9774e559ceb5ae1e6ec46ec1cc7e40c18f42837d741bd7e761b1c88c880e50507393114f3094b35888055557de88bc5a42d55f32dc19b88fda02024dbd80729e

    • SSDEEP

      24576:EfhYFVaIWyVCbJ5iuy0YK208q6RW4wgVxBfDo:eh4VxWyVCbc823q6RW5gVx

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Djvu 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 Enterprise v15

Tasks