Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/11/2022, 10:18

General

  • Target

    bab1f7d9f9682defcb98a0b8e61cdeb4550a41ce31644ea0bb0c0bd4383a3460.xls

  • Size

    91KB

  • MD5

    ec67decc000fa86f08fc1dec01897f93

  • SHA1

    326847c67f5167109803ea2bc08f405194ea3f93

  • SHA256

    bab1f7d9f9682defcb98a0b8e61cdeb4550a41ce31644ea0bb0c0bd4383a3460

  • SHA512

    35e5535675ca238d0645ffe42ce6f895bcb4acf05bd0044cb4d9ef60bcbf7a8955287cd617fe637925fc7c7aeb6ef4e8db76ade97ea10385c11424e251631b9b

  • SSDEEP

    1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO

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 FindShellTrayWindow 2 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\bab1f7d9f9682defcb98a0b8e61cdeb4550a41ce31644ea0bb0c0bd4383a3460.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2956
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:3792
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:5068
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4948
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4036

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2956-120-0x00007FFDA1840000-0x00007FFDA1850000-memory.dmp

          Filesize

          64KB

        • memory/2956-121-0x00007FFDA1840000-0x00007FFDA1850000-memory.dmp

          Filesize

          64KB

        • memory/2956-122-0x00007FFDA1840000-0x00007FFDA1850000-memory.dmp

          Filesize

          64KB

        • memory/2956-123-0x00007FFDA1840000-0x00007FFDA1850000-memory.dmp

          Filesize

          64KB

        • memory/2956-132-0x00007FFD9DD80000-0x00007FFD9DD90000-memory.dmp

          Filesize

          64KB

        • memory/2956-133-0x00007FFD9DD80000-0x00007FFD9DD90000-memory.dmp

          Filesize

          64KB