Analysis

  • max time kernel
    261s
  • max time network
    335s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 18:23

General

  • Target

    西环岛绿道工程一标段/西环岛绿道工程编制说明.doc

  • Size

    15KB

  • MD5

    a86cafe089ab918307ab43cab39876c8

  • SHA1

    91234fd750d5f22b27b5dbe8c5654970b8b83921

  • SHA256

    6536cfeadf4d076673fcf329eaa66aafe1913c95f1296ccb99fdc307053c2b41

  • SHA512

    28a161f2871108ea0a6fd246b29f38df391a5b8f2ebbef3a3b8981a224c7baf2fbb71b17123e2aea6390322df04beb2a93d5dbd7a2e3f271902b8ea9745250fa

  • SSDEEP

    192:sFm5Akat7zpF55555mCK8j5Bz55555555pFpF6zBzBzBzBz555mK7uZVtzxzxzx/:V5AP20b2f2k/FF2

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\西环岛绿道工程一标段\西环岛绿道工程编制说明.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:268
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1040

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/268-54-0x00000000720D1000-0x00000000720D4000-memory.dmp
      Filesize

      12KB

    • memory/268-55-0x000000006FB51000-0x000000006FB53000-memory.dmp
      Filesize

      8KB

    • memory/268-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/268-57-0x0000000075151000-0x0000000075153000-memory.dmp
      Filesize

      8KB

    • memory/268-59-0x0000000070B3D000-0x0000000070B48000-memory.dmp
      Filesize

      44KB

    • memory/268-61-0x0000000070B3D000-0x0000000070B48000-memory.dmp
      Filesize

      44KB

    • memory/1040-58-0x0000000000000000-mapping.dmp
    • memory/1040-60-0x000007FEFB531000-0x000007FEFB533000-memory.dmp
      Filesize

      8KB