Analysis

  • max time kernel
    142s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 02:57

General

  • Target

    ͬļ/4.¼2 ̷Χ.doc

  • Size

    50KB

  • MD5

    18098ace31a294fcfb54300a56b15fe3

  • SHA1

    2b783b880f65ed0d13b1e9f526b6b2109837a09c

  • SHA256

    b8285bd000af49ca29454bd038df1748831ccb48633777d0175ca714b792d2a8

  • SHA512

    c171fb725994d28bcafde0f10944b8e692e1cbbd506215ccdcc3a3381a83d224b58d019eda6cfbca003cbca517ea6b37d047657866a093fa40684ef6c649434e

  • SSDEEP

    768:yQ7ytpBLX5FL7BBMPHRGcPHCPiwphZT3dfm2nqDXiXAqyAPotY+t:ypiwhTtfrnE4QAPotY+t

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\ͬļ\4.¼2 ̷Χ.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:1616
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1700

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1616-54-0x0000000072631000-0x0000000072634000-memory.dmp
      Filesize

      12KB

    • memory/1616-55-0x00000000700B1000-0x00000000700B3000-memory.dmp
      Filesize

      8KB

    • memory/1616-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1616-57-0x00000000760A1000-0x00000000760A3000-memory.dmp
      Filesize

      8KB

    • memory/1616-58-0x000000007109D000-0x00000000710A8000-memory.dmp
      Filesize

      44KB

    • memory/1616-61-0x000000007109D000-0x00000000710A8000-memory.dmp
      Filesize

      44KB

    • memory/1616-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1616-63-0x000000007109D000-0x00000000710A8000-memory.dmp
      Filesize

      44KB

    • memory/1700-59-0x0000000000000000-mapping.dmp
    • memory/1700-60-0x000007FEFBCE1000-0x000007FEFBCE3000-memory.dmp
      Filesize

      8KB