Analysis

  • max time kernel
    127s
  • max time network
    147s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/11/2022, 11:01

General

  • Target

    95c3502c3b37dc3be12a6924a793df983b5cd64a72bdba0e196074e91d178071.xls

  • Size

    91KB

  • MD5

    78aeecff17bc9c09021c8e48f7895a49

  • SHA1

    6e3968edff2f814d7d00deea5c42c44d922ddb7c

  • SHA256

    95c3502c3b37dc3be12a6924a793df983b5cd64a72bdba0e196074e91d178071

  • SHA512

    aef41267df2b8e680f125728f65d87a3624fddb71a7d14118b1164498bd516b177e895d81a7ccb1c9b412af3202a4f737d94dcd7e62ada63c2712f6dc7a80d10

  • SSDEEP

    1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgu

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://bosny.com/aspnet_client/R50QIOGjmvVlr/

xlm40.dropper

http://navylin.com/autopoisonous/4fZQW/

xlm40.dropper

http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/

xlm40.dropper

http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/

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\95c3502c3b37dc3be12a6924a793df983b5cd64a72bdba0e196074e91d178071.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4508
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:588
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:5112
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:916

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4916-121-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB

        • memory/4916-130-0x00007FF839DB0000-0x00007FF839DC0000-memory.dmp

          Filesize

          64KB

        • memory/4916-131-0x00007FF839DB0000-0x00007FF839DC0000-memory.dmp

          Filesize

          64KB

        • memory/4916-118-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB

        • memory/4916-120-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB

        • memory/4916-119-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB

        • memory/4916-314-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB

        • memory/4916-315-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB

        • memory/4916-316-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB

        • memory/4916-317-0x00007FF83D3A0000-0x00007FF83D3B0000-memory.dmp

          Filesize

          64KB