Analysis

  • max time kernel
    130s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    02-04-2023 22:45

General

  • Target

    zjgh.zjt.gov.cn_module_download_downfile.jsp_classid=0&filename=7e9be188c7544d10b8b57823253987c1.doc

  • Size

    60KB

  • MD5

    c9021d148c896c7804050feaf203320f

  • SHA1

    851afab8e0e12c8691ca3bec4d1b43ae37f16714

  • SHA256

    f9cf289b667d21ff4ee978f8af06440ffd4a58735adfe6f1208778f9011cb786

  • SHA512

    b648c906d23765de6d90aeaa14afc28a64569621528f897df302b999229f166ba70285c3afc29ffcb06663773b6a78ae0b04154895bc36880df52a975523093a

  • SSDEEP

    768:wGj18eN0APoZ4zozwXDgxz99tLuuu7LIO:wGpCAPoGscDg3nuuu7L

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\zjgh.zjt.gov.cn_module_download_downfile.jsp_classid=0&filename=7e9be188c7544d10b8b57823253987c1.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:1304
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1684

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1304-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB