Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    file

  • Size

    146KB

  • Sample

    221006-yscecsagbj

  • MD5

    a64d49b747d1ae2346f8c4e47f75d990

  • SHA1

    1a127cbb2996ab256afeda3773571b90f61b1c2a

  • SHA256

    0051ba35f0d0516d15761054387afa74361607996d6ccd95b42dd53585afd715

  • SHA512

    f221d16c1adc84e6535770217481aae364fd55d5938dcab3169297d686d0e03b7e3e90a13731204cdd84f1ad05121d9d2e13e2f2e9d9a64a5063308994d8f3b8

  • SSDEEP

    3072:RH2+NSL5udJElUZ0dqxlkd78dY9yoebRtpmEkPwYh1klKaO:RHJSL5udfZ0oe786MoebRt8FPh1Ta

Score
10/10
djvusmokeloaderbackdoorcollectiondiscoverypersistenceransomwaretrojan

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .adww

  • offline_id

    z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1

  • payload_url

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

    http://winnlinne.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-g28rVcqA58 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: 0573Jhyjd

rsa_pubkey.plain

Targets

    • Target

      file

    • Size

      146KB

    • MD5

      a64d49b747d1ae2346f8c4e47f75d990

    • SHA1

      1a127cbb2996ab256afeda3773571b90f61b1c2a

    • SHA256

      0051ba35f0d0516d15761054387afa74361607996d6ccd95b42dd53585afd715

    • SHA512

      f221d16c1adc84e6535770217481aae364fd55d5938dcab3169297d686d0e03b7e3e90a13731204cdd84f1ad05121d9d2e13e2f2e9d9a64a5063308994d8f3b8

    • SSDEEP

      3072:RH2+NSL5udJElUZ0dqxlkd78dY9yoebRtpmEkPwYh1klKaO:RHJSL5udfZ0oe786MoebRt8FPh1Ta

    Score
    10/10
    smokeloaderbackdoortrojandjvucollectiondiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Accesses Microsoft Outlook profiles

      collection

    • 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 v6

Tasks