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Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    12/08/2024, 11:26

General

  • Target

    8e8f9540b9234ebac4a3e41cf5d8fae9_JaffaCakes118.dll

  • Size

    32KB

  • MD5

    8e8f9540b9234ebac4a3e41cf5d8fae9

  • SHA1

    8b397bcf45c4668dd1070afbfe2a2cded066cac6

  • SHA256

    50067e896a694f4c83e7a4f324cf19d05c1c70db8d1d4fe979af702964d5f5d7

  • SHA512

    02e26c09f330a8d5b118f7a63f1bb20db5fddc7c6617575c71f32a3b1b9c473a355ce8c0669474b090e674fc3d644ebb425b1b8cdd350ad6a5f51ad28a4cba18

  • SSDEEP

    384:ZaXSbS8RQP1RxVkosHVmWebRJZZPzAT0DyE7Q1Ww7//ChLu3/Y:ZaXMssKbRJZ9zs0yQQ1W8/6hLu3/

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 1 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e8f9540b9234ebac4a3e41cf5d8fae9_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e8f9540b9234ebac4a3e41cf5d8fae9_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2652
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2960
        • C:\Windows\SysWOW64\regedit.exe
          "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
          4⤵
          • System Location Discovery: System Language Discovery
          • Runs .reg file with regedit
          PID:2828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a.reg

    Filesize

    179B

    MD5

    f3dbe232e05c7524d83f53e5b1d74903

    SHA1

    73f9f4252efc4ccb54aa7a000ababf88fcd5934c

    SHA256

    24228c7cc91bb36420590e9a46a668d5a336578c64c3db507559c5c24ab69782

    SHA512

    873a02dcf63f1fad1c1b508d8f330fde5ac5fc36c57b2e8ab18b632facd1f6f9c93335e7564cfdb12dc05c6b1317666faebb6a440bd0d968892a31a7d48764e9