Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 18:52

General

  • Target

    0c0b84c014377fcb7fd34e305cd7560b_JaffaCakes118.exe

  • Size

    45KB

  • MD5

    0c0b84c014377fcb7fd34e305cd7560b

  • SHA1

    7440242af02ee3d7105661dad5ff9d69ca64ccb3

  • SHA256

    e87a3ec4a623406eee7c077e267c50576780b415c07f8a62fbf8135b04e0fd60

  • SHA512

    c83d421e9cff30638e1f988f00b556d57cd8213a4a2341ef1be0efddba058cf56b9f214902ce83ef724a6d9e3552012d1147c1ca6281aa219e9b55a75c114960

  • SSDEEP

    768:E1AuwHyeFo6NPIFAoslbf8eRYLGXdoIFbb5omuKWcbsvwnoT9D88888888888JXo:EOxyeFo6NPCAosxYyXdF5oy3VoKo

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 8 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 4 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 12 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 29 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 20 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c0b84c014377fcb7fd34e305cd7560b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0c0b84c014377fcb7fd34e305cd7560b_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3844
    • C:\recycled\SVCHOST.EXE
      C:\recycled\SVCHOST.EXE :agent
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2516
      • C:\recycled\SVCHOST.EXE
        C:\recycled\SVCHOST.EXE :agent
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2404
      • F:\recycled\SVCHOST.EXE
        F:\recycled\SVCHOST.EXE :agent
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Enumerates connected drives
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2836
        • C:\recycled\SVCHOST.EXE
          C:\recycled\SVCHOST.EXE :agent
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:380
        • F:\recycled\SVCHOST.EXE
          F:\recycled\SVCHOST.EXE :agent
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:4068
        • C:\recycled\SPOOLSV.EXE
          C:\recycled\SPOOLSV.EXE :agent
          4⤵
          • Modifies WinLogon for persistence
          • Modifies visibility of file extensions in Explorer
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1936
          • C:\recycled\SVCHOST.EXE
            C:\recycled\SVCHOST.EXE :agent
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:4316
          • F:\recycled\SVCHOST.EXE
            F:\recycled\SVCHOST.EXE :agent
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:4712
          • C:\recycled\SPOOLSV.EXE
            C:\recycled\SPOOLSV.EXE :agent
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:1260
      • C:\recycled\SPOOLSV.EXE
        C:\recycled\SPOOLSV.EXE :agent
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1308
      • C:\Windows\SysWOW64\userinit.exe
        C:\Windows\system32\userinit.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3468
        • C:\Windows\SysWOW64\Explorer.exe
          Explorer.exe "C:\recycled\SVCHOST.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:224
    • F:\recycled\SVCHOST.EXE
      F:\recycled\SVCHOST.EXE :agent
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3496
    • C:\recycled\SPOOLSV.EXE
      C:\recycled\SPOOLSV.EXE :agent
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4348
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0c0b84c014377fcb7fd34e305cd7560b_JaffaCakes118.doc" /o ""
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:4880
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
      PID:3492

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Recycled\SPOOLSV.EXE

      Filesize

      45KB

      MD5

      8a4a14f4db8652b3429532f84f8fc7b0

      SHA1

      cfe555fce3cb6ee1739db97f8373495e0de997e7

      SHA256

      aba896d21a239050b59f82af0cf2f2c92560954ea7b2bf6b13020bc9e7af6c7f

      SHA512

      72783adf6571bd00523453cc0ad107376b486da4768332c7394bb985d28c97705419f884e84666c00e000742a2e8a4d02eaeef0af3f0ed3c1776ccc5f52e7635

    • C:\Recycled\SVCHOST.EXE

      Filesize

      45KB

      MD5

      bc1ac6dbd2734085fe748ecae444a733

      SHA1

      a0eb1e011b397d67408cd18f82cf70523706186c

      SHA256

      ca18a1ff4e7cddd04626ab64b97dbf915999023534e3d906217f4099c6e8f69a

      SHA512

      7c5c8ad06d199b13f7d039b08b445bbcfe30b2402ad4218e2caadad1d090ad087bc06bf7dbd8c7f3be33a1b37fdf09e1dbc9514578a636e53d984a32c5d04531

    • C:\Recycled\desktop.ini

      Filesize

      65B

      MD5

      ad0b0b4416f06af436328a3c12dc491b

      SHA1

      743c7ad130780de78ccbf75aa6f84298720ad3fa

      SHA256

      23521de51ca1db2bc7b18e41de7693542235284667bf85f6c31902547a947416

      SHA512

      884cd0cae3b31a594f387dae94fc1e0aacb4fd833f8a3368bdec7de0f9f3dc44337c7318895d9549aad579f95de71ff45e1618e75065a04c7894ad1d0d0eac56

    • C:\Users\Admin\AppData\Local\Temp\Flu Burung.txt

      Filesize

      1KB

      MD5

      0269b6347e473980c5378044ac67aa1f

      SHA1

      c3334de50e320ad8bce8398acff95c363d039245

      SHA256

      68f5bd85c17975419bb4eacf615286d749bcb951e487813361837580b39ffee2

      SHA512

      e5c525fe688ecd3926ae634a61dc48c4837d7e56aae00b22e4f7d824df804cb536f6df077d5f6c67f63f73832ba00249ed3a75ed40ec9db6e026041b28404d7b

    • C:\Users\Admin\AppData\Local\Temp\TCDBFC8.tmp\iso690.xsl

      Filesize

      263KB

      MD5

      ff0e07eff1333cdf9fc2523d323dd654

      SHA1

      77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

      SHA256

      3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

      SHA512

      b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\begolu.txt

      Filesize

      2B

      MD5

      2b9d4fa85c8e82132bde46b143040142

      SHA1

      a02431cf7c501a5b368c91e41283419d8fa9fb03

      SHA256

      4658d6abbbaf7748c172ed5a3e003cdb8997648f88724834e41f75e54520e142

      SHA512

      c37f27b442d578e94db6e5d879d026b0b3457f42b99ec56a9cb6fca3161540a32e207b942ef2ddb7be01fa9245ba4d8c859978a0f9a498c1ad8aa46d0890e6be

    • F:\Recycled\SVCHOST.EXE

      Filesize

      45KB

      MD5

      4e1d4ec1d0dfecd81bef599b9c179e7f

      SHA1

      8ac27efad3aa39a21e3fe4e902e74a178b31a60d

      SHA256

      9448ddc87e9cb92bccc571714983a76a1960aaad32e4a10d06a78929dbaee32f

      SHA512

      3ecd19561aefc599d67059164a02c67616fd01e32585a90802c75c7fabd0e50b96c572f6b1b4982fede996883d240e2fe4431870855e2716b698f6e3bd68ecf2

    • memory/380-39-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/1260-62-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/1308-66-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/1936-654-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/1936-45-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/2404-27-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/2516-646-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/2516-17-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/2836-647-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/2836-29-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/3496-72-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/3496-68-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/3844-81-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/3844-0-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/4068-43-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/4316-55-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/4348-75-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/4712-59-0x0000000000400000-0x000000000041A000-memory.dmp

      Filesize

      104KB

    • memory/4880-79-0x00007FF80BBF0000-0x00007FF80BC00000-memory.dmp

      Filesize

      64KB

    • memory/4880-84-0x00007FF8093C0000-0x00007FF8093D0000-memory.dmp

      Filesize

      64KB

    • memory/4880-83-0x00007FF8093C0000-0x00007FF8093D0000-memory.dmp

      Filesize

      64KB

    • memory/4880-77-0x00007FF80BBF0000-0x00007FF80BC00000-memory.dmp

      Filesize

      64KB

    • memory/4880-78-0x00007FF80BBF0000-0x00007FF80BC00000-memory.dmp

      Filesize

      64KB

    • memory/4880-82-0x00007FF80BBF0000-0x00007FF80BC00000-memory.dmp

      Filesize

      64KB

    • memory/4880-80-0x00007FF80BBF0000-0x00007FF80BC00000-memory.dmp

      Filesize

      64KB