Analysis

  • max time kernel
    55s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2023 14:59

General

  • Target

    5950b4e27554585123d7fca44e83169375c6001201e3bf26e57d079437e70bcd.exe

  • Size

    5.4MB

  • MD5

    3d29e9cdd2a9d76e57e8a3f9e6ed3643

  • SHA1

    5ad94f5303aed57a9d4f0055f15076454840064a

  • SHA256

    5950b4e27554585123d7fca44e83169375c6001201e3bf26e57d079437e70bcd

  • SHA512

    942bbbdbaf823329d65dd5ae58a2ec6098b5b35203523aae2c4bf47875730f346e0511a38983dfa8d9673752a546a5bfb4690a145d17a7d2b03f6fe8c659403f

  • SSDEEP

    98304:R4Hf6JMfWTMVWWqoMVBk+B4D79mXPepfDgsC8yVP2SuxHf846FAP01B7ZVzO:R4HFtqrVm+B4D7k94LHf8FAKc

Malware Config

Extracted

Path

C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\HOW TO RESTORE YOUR FILES.TXT

Ransom Note
We inform you that your network has undergone a penetration test, during which we encrypted your files and downloaded more than 250 GB of your and your customers data, including: Marketing data Accounting Confidentional documents Personal data Copy of some mailboxes Databases backups Important! Do not try to decrypt the files yourself or using third-party utilities. The only program that can decrypt them is our decryptor, which you can request from the contacts below. Any other program will only damage files in such a way that it will be impossible to restore them. You can get all the necessary evidence, discuss with us possible solutions to this problem and request a decryptor by using the contacts below. Please be advised that if we don't receive a response from you within 3 days, we reserve the right to publish files to the public. Contact me: [email protected] or [email protected] Additional ways to communicate in tox chat tox id: A2DCDE8AAC5AB15F552621CF24A44A708EDFD0C89E22AE77087FA1E2F4FA057ABDD292BA6259 =========================================================== Customer service TOX ID: 0FF26770BFAEAD95194506E6970CC1C395B04159038D785DE316F05CE6DE67324C6038727A58 Only emergency! Use if support is not responding

Signatures

  • Detecting the common Go functions and variables names used by Snatch ransomware 29 IoCs
  • Snatch Ransomware

    Ransomware family generally distributed through RDP bruteforce attacks.

  • Renames multiple (7987) files with added filename extension

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5950b4e27554585123d7fca44e83169375c6001201e3bf26e57d079437e70bcd.exe
    "C:\Users\Admin\AppData\Local\Temp\5950b4e27554585123d7fca44e83169375c6001201e3bf26e57d079437e70bcd.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\kqmwprncwwcjktuaxo.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1532
      • C:\Windows\system32\sc.exe
        SC QUERY
        3⤵
        • Launches sc.exe
        PID:4944
      • C:\Windows\system32\findstr.exe
        FINDSTR SERVICE_NAME
        3⤵
          PID:4728
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\pnhtonm.bat
        2⤵
          PID:2208

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\HOW TO RESTORE YOUR FILES.TXT

        Filesize

        1KB

        MD5

        51c08d5554f9f1f08ae6d6459418f5cf

        SHA1

        5f3b81daf238348c3d85c5558aa2d44ae1925328

        SHA256

        032b6e54166e5621813dea997d5186db8762985a714601f19fa6ef8fdd7370a2

        SHA512

        6300cf927c70e6757028b489cad2eba0d2a9a0de2e09ce367d584491a9a11a374bc26c630620ee409ebc39a3b6ad81f23021001763a10de810cc3d95fd6e3238

      • C:\Users\Admin\AppData\Local\Temp\kqmwprncwwcjktuaxo.bat

        Filesize

        43B

        MD5

        55310bb774fff38cca265dbc70ad6705

        SHA1

        cb8d76e9fd38a0b253056e5f204dab5441fe932b

        SHA256

        1fbdb97893d09d59575c3ef95df3c929fe6b6ddf1b273283e4efadf94cdc802d

        SHA512

        40e5a5e8454ca3eaac36d732550e2c5d869a235e3bbc4d31c4afa038fe4e06f782fa0885e876ad8119be766477fdcc12c1d5d04d53cf6b324e366b5351fc7cd4

      • memory/4844-1320-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3671-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-0-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4844-19-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-14-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-24-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-796-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-900-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1012-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1025-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1046-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1318-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1319-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-16-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1335-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-15-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1644-0x0000000000400000-0x000000000097B000-memory.dmp

        Filesize

        5.5MB

      • memory/4844-2480-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-2482-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-2824-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3201-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3203-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3205-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3208-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3209-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3280-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3284-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3336-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-3670-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB

      • memory/4844-1326-0x0000000002CB0000-0x0000000003190000-memory.dmp

        Filesize

        4.9MB