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Analysis

  • max time kernel
    0s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 06:28

General

  • Target

    59a0e50522a04f35675c5b45f93b4133.xls

  • Size

    36KB

  • MD5

    59a0e50522a04f35675c5b45f93b4133

  • SHA1

    72ff67f083e14227002d8e340c834a7c8bff2135

  • SHA256

    432cebccecceaabb348628f2ea339f680fbc6c8a7bfbb1d9fc549d205b07790b

  • SHA512

    7911fcb80007242d019184d5e2036f3d012f479194d6f9a9793d3863f2c60fa84e9fc49aa07a2f7c29da062c8a32c9f24ac4388ba4b823ebb2fb7beadc7c749b

  • SSDEEP

    768:NPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJjl5K6e5OBXwUe8dV:lok3hbdlylKsgqopeJBWhZFGkE+cL2N0

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.

  • Modifies Internet Explorer settings 1 TTPs 6 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\59a0e50522a04f35675c5b45f93b4133.xls
    1⤵
    • Modifies Internet Explorer settings
    PID:1712
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\e5zb.txt,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1712-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1712-1-0x00000000720FD000-0x0000000072108000-memory.dmp

    Filesize

    44KB

  • memory/1712-2-0x00000000720FD000-0x0000000072108000-memory.dmp

    Filesize

    44KB

  • memory/1712-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1712-4-0x00000000720FD000-0x0000000072108000-memory.dmp

    Filesize

    44KB