Overview

overview

10

Static

static

3

runner.exe

windows7-x64

10

runner.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    runner.exe

  • Size

    790KB

  • Sample

    240907-dreg4ssbql

  • MD5

    afc84a8b4609d2df281fb3490e109bbd

  • SHA1

    60e14e134728ddb00e519ce1097ee3abdee95459

  • SHA256

    428fdf094c58f6dd9eda7f6efafaddcb43b482940bdca405db4b62e3a65c3c95

  • SHA512

    11c43645a8f7bd215dd5bcc76286aec7a309d030c83f33ab9903f734535fc376b01f545d05966a7e02c0e9ba4e962c573ad7c2320e03b2aa5adcbacf4136918a

  • SSDEEP

    12288:2pV8ixHDVaVHqfEqpCet/A/k3i5trFvXUbmYTZ5qXxPezdE2vZ5d66gp9/:QmMKHqvt/A/kS/r9XitTZ4XtyZc

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/lancer/get.php

Attributes
  • extension

    .bozq

  • offline_id

    oHp5e4SJxdFtxfvKYmeX06F4C5cn0EcsF5Ak9Wt1

  • payload_url

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

    http://fresherlights.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. You can get and look video overview decrypt tool: https://we.tl/t-dyi5UcwIT9 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: 0597Jhyjd

rsa_pubkey.plain

Targets

    • Target

      runner.exe

    • Size

      790KB

    • MD5

      afc84a8b4609d2df281fb3490e109bbd

    • SHA1

      60e14e134728ddb00e519ce1097ee3abdee95459

    • SHA256

      428fdf094c58f6dd9eda7f6efafaddcb43b482940bdca405db4b62e3a65c3c95

    • SHA512

      11c43645a8f7bd215dd5bcc76286aec7a309d030c83f33ab9903f734535fc376b01f545d05966a7e02c0e9ba4e962c573ad7c2320e03b2aa5adcbacf4136918a

    • SSDEEP

      12288:2pV8ixHDVaVHqfEqpCet/A/k3i5trFvXUbmYTZ5qXxPezdE2vZ5d66gp9/:QmMKHqvt/A/kS/r9XitTZ4XtyZc

    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