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Overview

overview

10

Static

static

lkb99.exe

windows7_x64

10

lkb99.exe

windows10_x64

10

Resubmissions

23/01/2024, 18:31

240123-w58bfsfbd5 10

17/11/2020, 06:46

201117-dxqz14h7v2 10

Sharing

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General

  • Target

    lkb99.zip

  • Size

    219KB

  • Sample

    201117-dxqz14h7v2

  • MD5

    93501d735c2890d09756f59bc216dc48

  • SHA1

    51233abb6261ac8a5d99bb7cd66ff2e4082c4aef

  • SHA256

    0869bbfc5a182cf953eabef4dfa0ea2038cdb7eed89b07e207e3739609993067

  • SHA512

    aefa3f01841ad12d5ad1eb42ac40a9c173faa761d5f627955738e959f9d5ce4cbbde0333235f97a5c1e6405f9990fdee14e8a4e86e5afa92bcb40e5e4b9fed41

Score
10/10
lockbitevasionpersistenceransomware

Malware Config

Extracted

Path

C:\Program Files\7-Zip\Restore-My-Files.txt

Family

lockbit

Ransom Note
All your important files are encrypted! Any attempts to restore your files with the thrid-party software will be fatal for your files! RESTORE YOU DATA POSIBLE ONLY BUYING private key from us. There is only one way to get your files back: 1) Through a standard browser(FireFox, Chrome, Edge, Opera) | 1. Open link http://lockbit-decryptor.top/?8841DD9B0AC925FF96D8F87531262A4B | 2. Follow the instructions on this page 2) Through a Tor Browser - recommended | 1. Download Tor browser - https://www.torproject.org/ and install it. | 2. Open link in TOR browser - http://lockbitks2tvnmwk.onion/?8841DD9B0AC925FF96D8F87531262A4B This link only works in Tor Browser! | 3. Follow the instructions on this page ### Attention! ### # lockbit-decryptor.top may be blocked. We recommend using a Tor browser to access the site # Do not rename encrypted files. # Do not try to decrypt using third party software, it may cause permanent data loss. # Decryption of your files with the help of third parties may cause increased price(they add their fee to our). # Tor Browser may be blocked in your country or corporate network. Use https://bridges.torproject.org or use Tor Browser over VPN. # Tor Browser user manual https://tb-manual.torproject.org/about
URLs

http://lockbit-decryptor.top/?8841DD9B0AC925FF96D8F87531262A4B

http://lockbitks2tvnmwk.onion/?8841DD9B0AC925FF96D8F87531262A4B

Extracted

Path

C:\odt\Restore-My-Files.txt

Family

lockbit

Ransom Note
All your important files are encrypted! Any attempts to restore your files with the thrid-party software will be fatal for your files! RESTORE YOU DATA POSIBLE ONLY BUYING private key from us. There is only one way to get your files back: 1) Through a standard browser(FireFox, Chrome, Edge, Opera) | 1. Open link http://lockbit-decryptor.top/?8841DD9B0AC925FFB6624974556F6F4D | 2. Follow the instructions on this page 2) Through a Tor Browser - recommended | 1. Download Tor browser - https://www.torproject.org/ and install it. | 2. Open link in TOR browser - http://lockbitks2tvnmwk.onion/?8841DD9B0AC925FFB6624974556F6F4D This link only works in Tor Browser! | 3. Follow the instructions on this page ### Attention! ### # lockbit-decryptor.top may be blocked. We recommend using a Tor browser to access the site # Do not rename encrypted files. # Do not try to decrypt using third party software, it may cause permanent data loss. # Decryption of your files with the help of third parties may cause increased price(they add their fee to our). # Tor Browser may be blocked in your country or corporate network. Use https://bridges.torproject.org or use Tor Browser over VPN. # Tor Browser user manual https://tb-manual.torproject.org/about
URLs

http://lockbit-decryptor.top/?8841DD9B0AC925FFB6624974556F6F4D

http://lockbitks2tvnmwk.onion/?8841DD9B0AC925FFB6624974556F6F4D

Targets

    • Target

      lkb99.exe

    • Size

      552KB

    • MD5

      b4d493ac4428abf9aed55dc444d2073f

    • SHA1

      6948fd344891e36799a80d6828e42b09ca553b7a

    • SHA256

      41c611528db77b92eb0e0602215e63e6c2d7efbf1a11f980c514eb31ce9266c3

    • SHA512

      c4ab19333856e0c8f6a842c64967a9c1fc9ae3a24efc067b0cfe764ef4c8c97236a8afff64ebc983cade3e2775c93a3a35316bea9a6c9b1d4ecfa0acda224e75

    Score
    10/10
    lockbitevasionpersistenceransomware

    • Lockbit

      Ransomware family with multiple variants released since late 2019.

      ransomwarelockbit

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies service

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks