Analysis

  • max time kernel
    145s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2023 19:17

General

  • Target

    81c4485a834880c3becd7e3eefd841a3.doc

  • Size

    850KB

  • MD5

    81c4485a834880c3becd7e3eefd841a3

  • SHA1

    a1d76eaf5c4f787fc34528e46dc9cda5d9d5ea28

  • SHA256

    87df253ffe9d319d5a315b3361a1d13553c3bc4bf233e5c93a8624b5993f4abe

  • SHA512

    09076ecc53e4ad0d27c783918ca6c74dbf81cdb11c47c232afe8044e372aeb4920a488e1320c0cad9267d2fb747e2dc3e9e7c265021bba6b3dbec14daffe104f

  • SSDEEP

    12288:OB+jxjYxBs/RPYdf2aCQeg1Mfpfm6ukJm9voPZqXStgi2Tz:OSjeG/usvQFMfQmJmVsZ/C/

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 6 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\81c4485a834880c3becd7e3eefd841a3.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:1180
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2072

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\8B250B33.emf

      Filesize

      4KB

      MD5

      0d086ac2dd40e23a8b5e5a45857436b6

      SHA1

      7ecde15ab361d7543199e009199b050175bd7c15

      SHA256

      034db7e2f2dd149beb63e78cc4eb210e6e5a2a85ab98858537ce5fa572c20b03

      SHA512

      20648e8a408dceaa571b099471f102754a9d5c9455453ae82b54bb7571626960a9ec030ab6f0c27c6b09603e61293f080491ef7ffb77ff5128b45a07ce0f632a

    • memory/1180-43-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-88-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-6-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-7-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-8-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-9-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-10-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-14-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-15-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-13-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-12-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-11-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-16-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-35-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-37-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-39-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-38-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-36-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-40-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-41-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-42-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-44-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-92-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-2-0x0000000070E3D000-0x0000000070E48000-memory.dmp

      Filesize

      44KB

    • memory/1180-51-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-47-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-48-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-46-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-56-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-62-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-63-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-64-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-65-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-66-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-70-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-72-0x0000000070E3D000-0x0000000070E48000-memory.dmp

      Filesize

      44KB

    • memory/1180-73-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1180-85-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-86-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-87-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-0-0x000000002F661000-0x000000002F662000-memory.dmp

      Filesize

      4KB

    • memory/1180-89-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-90-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-91-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB

    • memory/1180-45-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/1180-93-0x0000000006660000-0x0000000006760000-memory.dmp

      Filesize

      1024KB