Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09/11/2022, 19:04

General

  • Target

    fe996f7a16c72bb3a849d07f6bd36bdecf5f09a46c3be6c04f858c02c062aa92.xls

  • Size

    91KB

  • MD5

    5d96abd7680cdbc4ae1f09c3c2381518

  • SHA1

    7c14dac8099c202b216cd7c201bd2471c6c2ad81

  • SHA256

    fe996f7a16c72bb3a849d07f6bd36bdecf5f09a46c3be6c04f858c02c062aa92

  • SHA512

    c949d98536a2395dbdbbc01142ef7b90a65a3b6af0935a6cc255d0515f0eb74a52780812c7ebd3f64fa79e4b2230f150dd7de4eb19cc8f10840dfbc05099e319

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2bCXuZH4gb4CEn9J4Zacvp:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgy

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://bundlefilm.com/headers/lkfBH3Czw9CjEW07P2/

xlm40.dropper

http://camsanparke.net/wp-content/h2Ja5bwB03hnyfCb/

xlm40.dropper

http://royreid.co.uk/wp-content/dCwG/

xlm40.dropper

https://cs.com.sg/admin/a1lR5wu/

Signatures

  • Process spawned unexpected child process 4 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\fe996f7a16c72bb3a849d07f6bd36bdecf5f09a46c3be6c04f858c02c062aa92.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2864
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4956
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:3392
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4892
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:3648

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2864-120-0x00007FFC4E220000-0x00007FFC4E230000-memory.dmp

          Filesize

          64KB

        • memory/2864-121-0x00007FFC4E220000-0x00007FFC4E230000-memory.dmp

          Filesize

          64KB

        • memory/2864-122-0x00007FFC4E220000-0x00007FFC4E230000-memory.dmp

          Filesize

          64KB

        • memory/2864-123-0x00007FFC4E220000-0x00007FFC4E230000-memory.dmp

          Filesize

          64KB

        • memory/2864-132-0x00007FFC4B4B0000-0x00007FFC4B4C0000-memory.dmp

          Filesize

          64KB

        • memory/2864-133-0x00007FFC4B4B0000-0x00007FFC4B4C0000-memory.dmp

          Filesize

          64KB