Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22/05/2024, 07:06

General

  • Target

    666a16b049f3a00371215eba9f077b95_JaffaCakes118.doc

  • Size

    3.9MB

  • MD5

    666a16b049f3a00371215eba9f077b95

  • SHA1

    00a0e60c55c53dd669f0202c16f4d2d8e2874c33

  • SHA256

    8db139ac1f5c566fda6de1e374ce560de79d32fa831ea914396b22a6e86868d8

  • SHA512

    3f0ef337051a116109d461b2554354db7ad9f5e45b26ae7bca4e28355c93537f411cf47f87897136e2849a338300415403c74eb9b5da0b187236d97685ab5d43

  • SSDEEP

    24576:J/NffCu7Js8hdfej6odyRmfxBydeZrqC7EpReOuBBpR6xP6rA1A054CD:hCYfeOuj6xPH1Ae

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Loads dropped DLL 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\666a16b049f3a00371215eba9f077b95_JaffaCakes118.doc"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2556
      • C:\Windows\SysWOW64\notepad.exe
        "C:\Windows\system32\notepad.exe"
        2⤵
        • Process spawned unexpected child process
        PID:2540

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\1557406640.dat

      Filesize

      474B

      MD5

      108a846fce8e14bec7a3a8c2850d8ed1

      SHA1

      44075cdd5403feadd753986ce39fbc672ca9c69a

      SHA256

      300c5bfa2b54a6c48fb592ba9f2a164dc92d796688f3e43112e696e68a09ed88

      SHA512

      c2f03dad5d470b779de7e2fe36e26c3b112b4f82db76cd5ebd30da71649f1f26326db0632b1dc2bcbe7b80804d4dc8d878b058ce9798bd5d35b722212f6c78da

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      6b7ae8742bc887012a72afd41a7da434

      SHA1

      18f28ea2dcf7e2acd212662fdc4ae48b1d4ac4fe

      SHA256

      4f05ee87b5d67cf503ec4fb7e385170f618a0e61477541d9bb6b029af1b67ec7

      SHA512

      f8eea02fe4ae42cea2155946a19630c0953c4ae88194bb8ea4c33b1d317697ad36518f1a8287f7e305c8760db989b61a30352d12217482ab51defb286e76f580

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\ufcx90.dll

      Filesize

      21KB

      MD5

      e8bbc34cd6649d67d75b4aac83187e2b

      SHA1

      d6480e8bfe313864bf22f83622f25b7f1d87d82a

      SHA256

      d36261d3e24cf213c4c51589c96c588b4c70810d7fbf21c02d81377a561242c3

      SHA512

      573083e9cf86f1eb08c7575e425fc7f883c750f29333618282f9e893d6a9cdccb6ea4a36d6d0ab1752168c496672f2fd22588095412dcb287fdb104f4e49701f

    • \Users\Admin\AppData\Local\Temp\ufcx90.dll

      Filesize

      52KB

      MD5

      31f525f26e815b1fa54b0d604bc1ef40

      SHA1

      0f0414ea84e1363f57fefb2d03cf3e959d12d150

      SHA256

      7fdf0c38abc0666ddbca8c4b234e4f78df12f404fd0367433ea63abd2ada8cb3

      SHA512

      7d8f74cbef3f1bd23a4f33fd3f88d56c16884c7b79f98c86005405702384d2233c2db898e8d8a3f5c7a1404a13b0391e95cc953166b44decbf21741a234932f8

    • memory/1932-17-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-14-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-9-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-13-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-20-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-27-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-31-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-30-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-23-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-35-0x00000000069B0000-0x0000000006AB0000-memory.dmp

      Filesize

      1024KB

    • memory/1932-34-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-29-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-28-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-22-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-21-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-19-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-18-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-0-0x000000002FA21000-0x000000002FA22000-memory.dmp

      Filesize

      4KB

    • memory/1932-16-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-11-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-15-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-12-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-10-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-41-0x00000000069B0000-0x0000000006AB0000-memory.dmp

      Filesize

      1024KB

    • memory/1932-8-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-45-0x0000000002670000-0x0000000002675000-memory.dmp

      Filesize

      20KB

    • memory/1932-108-0x000000007192D000-0x0000000071938000-memory.dmp

      Filesize

      44KB

    • memory/1932-47-0x000000007192D000-0x0000000071938000-memory.dmp

      Filesize

      44KB

    • memory/1932-53-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-7-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-80-0x0000000000570000-0x0000000000670000-memory.dmp

      Filesize

      1024KB

    • memory/1932-83-0x00000000069B0000-0x0000000006AB0000-memory.dmp

      Filesize

      1024KB

    • memory/1932-84-0x00000000069B0000-0x0000000006AB0000-memory.dmp

      Filesize

      1024KB

    • memory/1932-85-0x00000000069B0000-0x0000000006AB0000-memory.dmp

      Filesize

      1024KB

    • memory/1932-2-0x000000007192D000-0x0000000071938000-memory.dmp

      Filesize

      44KB

    • memory/1932-88-0x0000000002670000-0x0000000002675000-memory.dmp

      Filesize

      20KB

    • memory/1932-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1932-107-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2540-46-0x00000000000C0000-0x00000000000C2000-memory.dmp

      Filesize

      8KB