Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    21/04/2024, 00:33

General

  • Target

    LSC_ruanxing/LSC局域网屏幕监控系统简介.doc

  • Size

    47KB

  • MD5

    6b7fb2f37918fe0756199dbb5466b078

  • SHA1

    256253fe13740e6fc97d202f5849318a786af735

  • SHA256

    cba6731c9f8b9f9be354fdc5447b0453d42977a473c88bb2ba32ed34dd1d43d8

  • SHA512

    f205175645388f7fd03d47f3c9c9402688f7a832aada14a0279b24c466c0dbb3a12da74ee55464ff0e063e06ec33f6b4aeada4b6e1bb4f15b56a99b20dd9dad3

  • SSDEEP

    768:fafZnm0tZ9pZLdnonGNms0sPBw0IbugBMsc6w4MVouwuk+mF3ImNh:faberh

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\LSC_ruanxing\LSC局域网屏幕监控系统简介.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:2120
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2640

    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

            f9c1f50d16e408460f42035a8942e988

            SHA1

            7e6e45efd0f8a5afbe30f027596520698783fe51

            SHA256

            e1cd4b98e62a25c8e17f1c245d34c38f7bdfa54ff32a7b45dd48f46c7f5f26f5

            SHA512

            d8b34ce2d4c35ed6543a05f42d1611cd95457ca683d00a8f652853655f068777c0fb32b10c6679564d2832e34a381bfb3562fec17b92a31a48051661dcad77a9

          • memory/2120-0-0x000000002F251000-0x000000002F252000-memory.dmp

            Filesize

            4KB

          • memory/2120-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2120-2-0x000000007141D000-0x0000000071428000-memory.dmp

            Filesize

            44KB

          • memory/2120-11-0x000000007141D000-0x0000000071428000-memory.dmp

            Filesize

            44KB

          • memory/2120-26-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB