Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2025, 23:22

General

  • Target

    f78a743813ab1d4eee378990f3472628ed61532e899503cc9371423307de3d8b.exe

  • Size

    192KB

  • MD5

    59440276b249b38e5ad536f4a3ca922e

  • SHA1

    db67605a431ee34e7c9f901c90eaa57b4505b7ba

  • SHA256

    e62543f0558ee275d799b6f9d9369b442a300814b7c147eac65d639476910eb3

  • SHA512

    a3bd20139e61a6dbcde863bf39f69bb3b19293174ea63e5eb2edeb3f1e317629f85fe1fe1d2088b50b6ef6294806e3ec886c5b6d952ba985f107fdfbf364435a

  • SSDEEP

    3072:q75DzyLgv8vT6nRc24odbkDXFwzIc3jiptvwF:mDjv8v44o+X3pWF

Malware Config

Extracted

Path

C:\PerfLogs\Admin\read_me.txt

Family

deathransom

Ransom Note
--= DEATHRANSOM =--- ***********************UNDER NO CIRCUMSTANCES DO NOT DELETE THIS FILE, UNTIL ALL YOUR DATA IS RECOVERED*********************** *****FAILING TO DO SO, WILL RESULT IN YOUR SYSTEM CORRUPTION, IF THERE ARE DECRYPTION ERRORS***** All your files, documents, photos, databases and other important files are encrypted. You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. To be sure we have the decryptor and it works you can send an email [email protected] and decrypt one file for free. But this file should be of not valuable! Do you really want to restore your files? Write to email [email protected] [email protected] Your LOCK-ID: 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 >>>How to obtain bitcoin: The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ >>> Free decryption as guarantee! Before paying you send us up to 1 file for free decryption. We recommeded to send pictures, text files, sheets, etc. (files no more than 1mb) IN ORDER TO PREVENT DATA DAMAGE: 1. Do not rename encrypted files. 2. Do not try to decrypt your data using third party software, it may cause permanent data loss. 3. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Signatures

  • DeathRansom

    Ransomware family first seen at the start of 2020. Initial versions did not actually encrypt files.

  • Deathransom family
  • Renames multiple (138) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops desktop.ini file(s) 9 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\f78a743813ab1d4eee378990f3472628ed61532e899503cc9371423307de3d8b.exe
    "C:\Users\Admin\AppData\Local\Temp\f78a743813ab1d4eee378990f3472628ed61532e899503cc9371423307de3d8b.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    PID:1764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PerfLogs\Admin\read_me.txt

    Filesize

    2KB

    MD5

    d4c8aa2d840524a63c988799531431be

    SHA1

    da407b44cc87e4c8e1ff8645cee00520150aba92

    SHA256

    174eb1fd839a722e74c060a3d0bce36bbff650c931250bdff71e30a4dd1e7539

    SHA512

    4b645d9807f7f2bb4891d01576e2faf9feeedc3c6f3c381e351e3c4a87336a28b6eebb71362f68e389fcd1769a8a3fb6242677ce774415776c1e736c7b3d4ff4

  • memory/1764-3-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1764-2-0x0000000000020000-0x000000000002F000-memory.dmp

    Filesize

    60KB

  • memory/1764-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

    Filesize

    1024KB

  • memory/1764-59-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1764-58-0x0000000000400000-0x0000000003585000-memory.dmp

    Filesize

    49.5MB