Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-07-2024 09:17

General

  • Target

    492ae834935c3bd7059094d9e218b2a8_JaffaCakes118.exe

  • Size

    734KB

  • MD5

    492ae834935c3bd7059094d9e218b2a8

  • SHA1

    0313715f8d5c6123d8738001c2e97338e35f69f9

  • SHA256

    0707469ac8883ee63cd8f6ab1ee113026b8ed9a10b7f1448c42d847feb43c1cd

  • SHA512

    548780a62b5b916c06ab327a27765722587ed7f1ad09d299fc0cef9e5c44347b100e4ee4da8ae7fea0e95e3c5cb9f1b64058fda439650082fa50e946e4eb0685

  • SSDEEP

    12288:bkZMrKuT9eES2EGfKMlAvDuicrvXoKmtKDgGeIttwoPR5pWZhAIRXHYnrmhE:bkZCXTqjMWvVcLXoxKlFttwYQRXHYrmi

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\492ae834935c3bd7059094d9e218b2a8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\492ae834935c3bd7059094d9e218b2a8_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir "C:\Users\Admin\AppData\Local\DirectDownloader"
      2⤵
        PID:4320
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ifms > "C:\Users\Admin\AppData\Local\DirectDownloader\directdownloader.exe"
        2⤵
          PID:3944
        • 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:672
          • 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:4216
        • 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:620
          • 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:2220

      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

      • C:\Users\Admin\AppData\Local\Temp\stub_ddlr.exe

        Filesize

        155KB

        MD5

        e1098470152dc10fb29b3ad7b4e5f5cf

        SHA1

        ae5a796340be8f0912d6c85f81dce21211aaaf15

        SHA256

        3832d19f80a84069c5010266fa3cf11eee5bb1c3d1b2ba278e49519519561b8a

        SHA512

        0ba3a53a3021be99aaf5cf8af54f214feea0f80f112a7ffb209b4c2c0539f8b8b6cd087ba7ed6501c9b79e0a9496494e471ac43f9b7f0aacf58866c01e90e7c6

      • memory/2724-23-0x0000000000400000-0x00000000004C4000-memory.dmp

        Filesize

        784KB