Analysis

  • max time kernel
    106s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 19:20

General

  • Target

    成果项目专家鉴定意见表.doc

  • Size

    26KB

  • MD5

    36d47364e02e258f2bf2c624828c8dcf

  • SHA1

    cb1def5f4211966aecd5ef81378ad6b145d9b965

  • SHA256

    3ed0b9dcec85fdd65e491885d5564345072c99bdfd8bc9a2a387b39db4d5fafc

  • SHA512

    8821bd4f37b193977156f69be4a6b4203ed45cdef18292559985d3582f83946c96a8e3eb0a56979263c58b6615e7a06fee766148156300dbec5c04789414159c

  • SSDEEP

    192:AJWtHyfpg9Fwh2222PHIvjEKJKXPDO/gDIk8x5Ao:eWtSfpg9+2222PO/g

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\成果项目专家鉴定意见表.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:1940
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:760

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/760-60-0x0000000000000000-mapping.dmp
    • memory/760-61-0x000007FEFBF71000-0x000007FEFBF73000-memory.dmp
      Filesize

      8KB

    • memory/1940-54-0x0000000072B11000-0x0000000072B14000-memory.dmp
      Filesize

      12KB

    • memory/1940-55-0x0000000070591000-0x0000000070593000-memory.dmp
      Filesize

      8KB

    • memory/1940-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1940-57-0x0000000075B41000-0x0000000075B43000-memory.dmp
      Filesize

      8KB

    • memory/1940-58-0x000000007157D000-0x0000000071588000-memory.dmp
      Filesize

      44KB

    • memory/1940-59-0x000000007157D000-0x0000000071588000-memory.dmp
      Filesize

      44KB

    • memory/1940-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1940-63-0x000000007157D000-0x0000000071588000-memory.dmp
      Filesize

      44KB