Overview

overview

10

Static

static

3

07e7dd3b96...f2.exe

windows7-x64

10

07e7dd3b96...f2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe

  • Size

    793KB

  • Sample

    240725-sge38aydna

  • MD5

    4bf68315a0694544cfc078002c44d8fe

  • SHA1

    19c4a3e641c8fff8cb15b2468c01cb1cec2eafbc

  • SHA256

    07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2

  • SHA512

    e6ba20389ef3ee6fba7ba6d5cbe6c371933fa91a6c7c529de8dcaed89201f734a7d3e7bf3b7bdd0599327fa539db56a90134a813c5f98be3fc2cb7ed3680f0b2

  • SSDEEP

    12288:ILN0eHFcbKfY/cFQJSaxlY4jFwmkMTq52qRwUrWcCSX8mXtOuQmFJ29:9eFq+nGJZxlY4jqTMngnWcCSM8lQmq9

Score
10/10
djvuaspackv2discoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/fhsgtsspen6/get.php

Attributes
  • extension

    .mmuz

  • offline_id

    dYUDKE4rrBmSPsf8srHMsyP40jle9uyxDDCfdxt1

  • payload_url

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

    http://fuyt.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-NdDG3HIUZp 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: 0428Jsfkjn

rsa_pubkey.plain

Targets

    • Target

      07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2.exe

    • Size

      793KB

    • MD5

      4bf68315a0694544cfc078002c44d8fe

    • SHA1

      19c4a3e641c8fff8cb15b2468c01cb1cec2eafbc

    • SHA256

      07e7dd3b968a15e42c67a728a9d143533d66af00ab9003961086c8c2ee3670f2

    • SHA512

      e6ba20389ef3ee6fba7ba6d5cbe6c371933fa91a6c7c529de8dcaed89201f734a7d3e7bf3b7bdd0599327fa539db56a90134a813c5f98be3fc2cb7ed3680f0b2

    • SSDEEP

      12288:ILN0eHFcbKfY/cFQJSaxlY4jFwmkMTq52qRwUrWcCSX8mXtOuQmFJ29:9eFq+nGJZxlY4jqTMngnWcCSM8lQmq9

    Score
    10/10
    djvuaspackv2discoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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