Analysis

  • max time kernel
    141s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 04:03

General

  • Target

    ef08c4b337a4aee8adabbd4d9197566f_JaffaCakes118.exe

  • Size

    244KB

  • MD5

    ef08c4b337a4aee8adabbd4d9197566f

  • SHA1

    d6739a74ec4c85de2170b2d57ffe61cf3fffc6b7

  • SHA256

    52d6a3c4fa56f1262d9c72fff59d3ce05b0844fb6ec63da498af06f9f2f86654

  • SHA512

    875206f79b7bcffbf55f03a439bf71dff8c1d4bfb0efa6d8a92745c5777867599a5fb1e444ac9c077b76f83aab0f9b42d53c2a1232904299c8956a420a1fe113

  • SSDEEP

    3072:VQwmJiJeCWZvRDFgJV0YWh0KtbjJUMf3Ya0CzCRm:V8JkiY7K5ObQ

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3468
      • C:\Users\Admin\AppData\Local\Temp\ef08c4b337a4aee8adabbd4d9197566f_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\ef08c4b337a4aee8adabbd4d9197566f_JaffaCakes118.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4720
        • C:\Users\Admin\AppData\Local\Temp\ef08c4b337a4aee8adabbd4d9197566f_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\ef08c4b337a4aee8adabbd4d9197566f_JaffaCakes118.exe" c:\users\admin\appdata\local\temp\Program.exeE
          3⤵
          • Adds policy Run key to start application
          • Adds Run key to start application
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4868
          • C:\Windows\traymgr.exe
            "C:\Windows\traymgr.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3500
            • C:\Windows\traymgr.exe
              "C:\Windows\traymgr.exe" c:\users\admin\appdata\local\temp\Program.exe
              5⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:3188
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3908,i,8231329449558834090,4540802069600791165,262144 --variations-seed-version --mojo-platform-channel-handle=1308 /prefetch:8
      1⤵
        PID:780

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\traymgr.exe

        Filesize

        244KB

        MD5

        ef08c4b337a4aee8adabbd4d9197566f

        SHA1

        d6739a74ec4c85de2170b2d57ffe61cf3fffc6b7

        SHA256

        52d6a3c4fa56f1262d9c72fff59d3ce05b0844fb6ec63da498af06f9f2f86654

        SHA512

        875206f79b7bcffbf55f03a439bf71dff8c1d4bfb0efa6d8a92745c5777867599a5fb1e444ac9c077b76f83aab0f9b42d53c2a1232904299c8956a420a1fe113

      • memory/3188-28-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/3188-36-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/3188-34-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/3188-35-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/3188-33-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/3500-29-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/4720-10-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/4720-0-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/4868-12-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/4868-30-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/4868-11-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/4868-9-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/4868-7-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB