Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2024 07:42

General

  • Target

    $LOCALAPPDATA/Temp/mathtype.tmp/wordui2010x86.dotm

  • Size

    760KB

  • MD5

    a60283642bfe842f75d2fd7b280fac9d

  • SHA1

    2558f3ccc24be63ea0eb89efaef10edfa9e43993

  • SHA256

    eb09590cad37b0387f20326e92fb209c09011b3269ffaf74c2ac5c0ea4fa47c6

  • SHA512

    e0362c0a04d5bebaaf0505d83c478203d2df2d52745f4507b955bbb16dc76a95fe248fa2af6e0972b06375bae8e2513dc5350c967a18b37e7856a7e7d0e2cfd3

  • SSDEEP

    12288:xw/NlZRZFji5gFr8uu3agXWnvcBh0SXpwQ8BLJ90Tv7WSW9vFU8q2JczL0A8S8y8:mV/hegFIpmnaZwxJ9c7WP9vtTJkLL868

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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\$LOCALAPPDATA\Temp\mathtype.tmp\wordui2010x86.dotm"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1852

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      19KB

      MD5

      cf00e7c72b8c60193b98e8156f7e94c9

      SHA1

      183b1be14ccfecf790e41361fe5d7cabdadea33d

      SHA256

      934cfc78eeffa64f264794f3176101a810b90eac69e17401404abf04c12e6fe2

      SHA512

      0b5dd5c7f3db40361f5da0a6aca2c632a806496c89dd0bb4f86929f8f60ee02d518a2849d19a39b74137521ca26fe00e9c0fa40a9ba578e1a549467eada9b5c2

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/1864-147-0x0000000006B40000-0x0000000006D40000-memory.dmp

      Filesize

      2.0MB

    • memory/1864-99-0x0000000006B40000-0x0000000006D40000-memory.dmp

      Filesize

      2.0MB

    • memory/1864-6-0x0000000007720000-0x0000000007820000-memory.dmp

      Filesize

      1024KB

    • memory/1864-2-0x000000007154D000-0x0000000071558000-memory.dmp

      Filesize

      44KB

    • memory/1864-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1864-0-0x000000002F131000-0x000000002F132000-memory.dmp

      Filesize

      4KB

    • memory/1864-154-0x000000007154D000-0x0000000071558000-memory.dmp

      Filesize

      44KB

    • memory/1864-155-0x0000000007720000-0x0000000007820000-memory.dmp

      Filesize

      1024KB

    • memory/1864-156-0x0000000006B40000-0x0000000006D40000-memory.dmp

      Filesize

      2.0MB

    • memory/1864-175-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB