Overview

overview

10

Static

static

10

2024-06-20...at.exe

windows7-x64

10

2024-06-20...at.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-06-20_c6901bc6720e1e30c6c2e89aae874a90_blackcat

  • Size

    2.9MB

  • Sample

    240620-ql47sszcjg

  • MD5

    c6901bc6720e1e30c6c2e89aae874a90

  • SHA1

    783b2b053ef0345710cd2487e5184f29116e367c

  • SHA256

    13828b390d5f58b002e808c2c4f02fdd920e236cc8015480fa33b6c1a9300e31

  • SHA512

    64647585b838fa91c545219350b58609f90fa4817bd8848e4af0b71c98e6d340dc011abe405ce6f044cb5a99acfacdc8bd212ea7289b002ab8285aa42e9008fb

  • SSDEEP

    49152:4dwE1vCCeShiBHJFIPiEPE3bvk6Ca89388YhwjfJNu/RgaJ2wtb:WwE1253IPiYE3bnCa8HzjOvwwtb

Score
10/10
blackcatransomware

Malware Config

Extracted

Family

blackcat

Credentials
  • Username:
    NANOFOCUS.LOCAL\Administrator
  • Password:
    368CkbIna?#
Attributes
  • enable_network_discovery

    true

  • enable_self_propagation

    true

  • enable_set_wallpaper

    true

  • extension

    mfqssdj

  • note_file_name

    RECOVER-${EXTENSION}-FILES.txt

  • note_full_text

    >> What happened? Important files on your network was ENCRYPTED and now they have "${EXTENSION}" extension. In order to recover your files you need to follow instructions below. >> Sensitive Data Sensitive data on your system was DOWNLOADED. If you DON'T WANT your sensitive data to be PUBLISHED you have to act quickly. Data includes: - Employees personal data, CVs, DL, SSN. - Complete network map including credentials for local and remote services. - Private financial information including: clients data, bills, budgets, annual reports, bank statements. - Manufacturing documents including: datagrams, schemas, drawings in solidworks format. - Source code. -And more... >> CAUTION DO NOT MODIFY ENCRYPTED FILES YOURSELF. DO NOT USE THIRD PARTY SOFTWARE TO RESTORE YOUR DATA. YOU MAY DAMAGE YOUR FILES, IT WILL RESULT IN PERMANENT DATA LOSS. >> What should I do next? Follow these simple steps to get everything back to normal: 1) Download and install Tor Browser from: https://torproject.org/ 2) Navigate to: http://b4twqa2mvob3s6uvuyfra5xk3qgps2v5kkt7k2qnb7rpdu3j4fkntead.onion/?access-key=${ACCESS_KEY}

rsa_pubkey.plain

Targets

    • Target

      2024-06-20_c6901bc6720e1e30c6c2e89aae874a90_blackcat

    • Size

      2.9MB

    • MD5

      c6901bc6720e1e30c6c2e89aae874a90

    • SHA1

      783b2b053ef0345710cd2487e5184f29116e367c

    • SHA256

      13828b390d5f58b002e808c2c4f02fdd920e236cc8015480fa33b6c1a9300e31

    • SHA512

      64647585b838fa91c545219350b58609f90fa4817bd8848e4af0b71c98e6d340dc011abe405ce6f044cb5a99acfacdc8bd212ea7289b002ab8285aa42e9008fb

    • SSDEEP

      49152:4dwE1vCCeShiBHJFIPiEPE3bvk6Ca89388YhwjfJNu/RgaJ2wtb:WwE1253IPiYE3bnCa8HzjOvwwtb

    Score
    10/10
    blackcatransomware

    • BlackCat

      A Rust-based ransomware sold as RaaS first seen in late 2021.

      ransomwareblackcat

    • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

    • Detects command variations typically used by ransomware

    • Detects executables containing commands for clearing Windows Event Logs

    • Detects executables containing many references to VEEAM. Observed in ransomware

    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks