Overview

overview

10

Static

static

10

sample1.exe

windows10-2004-x64

10

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General

  • Target

    sample1.exe

  • Size

    2.9MB

  • MD5

    ff8a7dd8b1cb0420dd18810041d172a7

  • SHA1

    cc166bc3eaa024aac4a2cdc02174ae87fcf47e28

  • SHA256

    ecea6b772742758a2240898ef772ca11aa9d870aec711cffab8994c23044117c

  • SHA512

    edac57212b21a8046ab07213bf0ea51d1f3c5c9c539812fb1dffba6663b1f74e137991128f1c3135f4c1ab2ff4b470dcc6563ecae5079546dd1f6dfda210ba60

  • SSDEEP

    49152:VUzeOdI+NDXIgqUPGPiTgvRZHrn7hQyZ9haNSAXpuNh/RgaJ2wf3:VUzekDpRGaTARZHPhQMCcyYvwwf3

Score
10/10
blackcat

Malware Config

Extracted

Family

blackcat

Attributes
  • enable_network_discovery

    true

  • enable_self_propagation

    true

  • enable_set_wallpaper

    true

  • extension

    kh1ftzx

  • note_file_name

    RECOVER-${EXTENSION}-FILES.txt

  • note_full_text

    >> What happened? Important files on your network was ENCRYPTED and now they have "${EXTENSION}" extension. In order to recover your files you need to follow instructions below. >> Sensitive Data Sensitive data on your system was DOWNLOADED. If you DON'T WANT your sensitive data to be PUBLISHED you have to act quickly. Data includes: - Employees personal data, CVs, DL, SSN. - Complete network map including credentials for local and remote services. - Private financial information including: clients data, bills, budgets, annual reports, bank statements. - Manufacturing documents including: datagrams, schemas, drawings in solidworks format - And more... >> CAUTION DO NOT MODIFY ENCRYPTED FILES YOURSELF. DO NOT USE THIRD PARTY SOFTWARE TO RESTORE YOUR DATA. YOU MAY DAMAGE YOUR FILES, IT WILL RESULT IN PERMANENT DATA LOSS. >> What should I do next? Follow these simple steps to get everything back to normal: 1) Download and install Tor Browser from: https://torproject.org/ 2) Navigate to: http://rfosusl6qdm4zhoqbqnjxaloprld2qz35u77h4aap46rhwkouejsooqd.onion/?access-key=${ACCESS_KEY}

rsa_pubkey.plain

Signatures

  • Blackcat family
    blackcat
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

Files

  • sample1.exe
    .exe windows:4 windows x86 arch:x86

    55c1bce75ad836c886b7fb6bca398063


    Headers

    Imports

    Sections