Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    02/06/2024, 13:46

General

  • Target

    使用说明.doc

  • Size

    121KB

  • MD5

    eddd0f6a2c93c9c11c9d2e7091d634ed

  • SHA1

    c18fae89834216ec7a98351395e1a6d26bcd2edc

  • SHA256

    01ca8bbd330327806abc3e9e0ba21b58c6e4a650ad8a9ff34c028c9e50ea2581

  • SHA512

    90a81be0faf0764296102eb220fcb245e2596b002937bee4daceb8771062dfb301588d02db30dd2570303b68d2c18633a28e2d5fa290da99c24c06b0ab2fae8e

  • SSDEEP

    3072:jVocmBkPvlbQpwinrn36+Bn6+BoImvKM:BnmO3lbQrbK+0+SIQKM

Score
4/10

Malware Config

Signatures

  • 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 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\使用说明.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2716

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            20KB

            MD5

            f7c47737c1ce3c410f61ef6c0ade4acb

            SHA1

            25c0e72939287d1c8e9f3387411a6b6d7febaf99

            SHA256

            479325516788307cb67bde9c20a8fb58e956c5c93b89a94024c1a854fbb8bd0a

            SHA512

            c7981a798756239713f8576936b2a82c4b526359812d0a6dfc758b984916fda494bd3ae11ba18e5339d37478c02b6a13e84992b4bce682f4a2b4c429b3e62f91

          • memory/2316-0-0x000000002FA81000-0x000000002FA82000-memory.dmp

            Filesize

            4KB

          • memory/2316-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2316-2-0x00000000713CD000-0x00000000713D8000-memory.dmp

            Filesize

            44KB

          • memory/2316-11-0x00000000713CD000-0x00000000713D8000-memory.dmp

            Filesize

            44KB

          • memory/2316-26-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2316-27-0x00000000713CD000-0x00000000713D8000-memory.dmp

            Filesize

            44KB