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Analysis

  • max time kernel
    141s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/07/2024, 06:23

General

  • Target

    3808287657286cad978f473a3cf3917d_JaffaCakes118.exe

  • Size

    731KB

  • MD5

    3808287657286cad978f473a3cf3917d

  • SHA1

    687016c36a133189a598c2768cc98b2cd6e79b10

  • SHA256

    8f7662ee33125eb7c8d53eb7b358aeb6451af51cd30cefd21fe9cd31b5397725

  • SHA512

    aba448bdca1a63729ff4e5cafe1eee9a0f486d7928b3a6e1f19fcf9c7e1f0382019eee2968e8200fe42bf01c986c9d1bf458458e107afd39e907aeca2aea188a

  • SSDEEP

    12288:Jaingtd/9iCpVEZxzraxdUdpmsFmjnDgGeIttwoPR5pWZhAIRXHYnrmm:JaigD/ArravUdsswnlFttwYQRXHYrmm

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3808287657286cad978f473a3cf3917d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3808287657286cad978f473a3cf3917d_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir "C:\Users\Admin\AppData\Local\DirectDownloader"
      2⤵
        PID:4044
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ifms > "C:\Users\Admin\AppData\Local\DirectDownloader\directdownloader.exe"
        2⤵
          PID:2904
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /C netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\DirectDownloader\directdownloader.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1368
          • C:\Windows\SysWOW64\netsh.exe
            netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\DirectDownloader\directdownloader.exe"
            3⤵
            • Modifies Windows Firewall
            • Event Triggered Execution: Netsh Helper DLL
            PID:3208
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /C netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\DirectDownloader\directdownloader.exe" "DirectDownloader" ENABLE
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4056
          • C:\Windows\SysWOW64\netsh.exe
            netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\DirectDownloader\directdownloader.exe" "DirectDownloader" ENABLE
            3⤵
            • Modifies Windows Firewall
            • Event Triggered Execution: Netsh Helper DLL
            PID:1876

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\DirectDownloader\directdownloader.exe

        Filesize

        7B

        MD5

        824ab679eea19c5b43b186800c2c625f

        SHA1

        f8b90bc89117ac4f1a272e7acef952a79a64b617

        SHA256

        f6d4a23bd6b412e4d4906cbd1c56dcbcf5ddd96b6a9098ceba96be94e52f7ab3

        SHA512

        e13bb9c005c2acb412916bf0f4a37b39c2800298042d5344b877143d1b767342903c9bb3e8d4eda75f37cc323b5f623d6bf34629d2c999c7df316de4ffd3caf4

      • memory/2640-13-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB