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Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 18:41

General

  • Target

    fd62559cf6154fc62379674ab1448ff9_JaffaCakes118.exe

  • Size

    62KB

  • MD5

    fd62559cf6154fc62379674ab1448ff9

  • SHA1

    0f8d07dc1947a8b65adb47c107be9bac8b4a2ff9

  • SHA256

    950dec4a5f8dfaa53ada29e64f3b04d5df9760b576a6dccdefc59dcc00f17845

  • SHA512

    fb74bfd41ec953e395fc9b342ffe2f53f1f207e8c4b72c1ccc0512834b220d5b9e13d0edeb46d5aa824de19ef0ee85754d32d927c7b055b838f5cc6d90f9ce59

  • SSDEEP

    1536:xujsHnCW6tJ++UEdnD9Ryp4tHuEQdhLK+UtxZyWKXdF9l:xuYHCWO4+tD9vFydw+UtjuF3

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates system info in registry 2 TTPs 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1184
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\fd62559cf6154fc62379674ab1448ff9_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\fd62559cf6154fc62379674ab1448ff9_JaffaCakes118.exe"
            2⤵
            • Loads dropped DLL
            • Adds Run key to start application
            • Drops file in System32 directory
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Enumerates system info in registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:1284
            • C:\Windows\SysWOW64\RunDll32.exe
              RunDll32 "C:\Users\Admin\AppData\Local\Temp\900F.tmp",Init
              3⤵
              • Loads dropped DLL
              PID:1456

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\900F.tmp

          Filesize

          60KB

          MD5

          9662adab522f3a6a0c737fde70eacdd7

          SHA1

          79cf90f9075c888f73f058faeb68cfbad692bb5d

          SHA256

          7be75dd3354ec9531442e6912e6da41a03549a6e3c1f69698904ae9a590ef387

          SHA512

          da68e512aa4f24e3bc4591d557ca9418800d54d1071e41e860811bd0fcacce3b229875f6bd75a7426ed85f73eaba2e9c0e111285feae2c2966e10b510f6d52f5

        • memory/1104-16-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/1104-17-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/1284-4-0x0000000074E50000-0x0000000074E73000-memory.dmp

          Filesize

          140KB

        • memory/1284-5-0x0000000074E50000-0x0000000074E73000-memory.dmp

          Filesize

          140KB

        • memory/1284-33-0x0000000074E50000-0x0000000074E73000-memory.dmp

          Filesize

          140KB

        • memory/1456-21-0x0000000074E50000-0x0000000074E73000-memory.dmp

          Filesize

          140KB

        • memory/1456-31-0x0000000000120000-0x0000000000121000-memory.dmp

          Filesize

          4KB

        • memory/1456-32-0x0000000000120000-0x0000000000121000-memory.dmp

          Filesize

          4KB

        • memory/1456-34-0x0000000074E50000-0x0000000074E73000-memory.dmp

          Filesize

          140KB