Analysis

  • max time kernel
    144s
  • max time network
    145s
  • 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, 10:52

General

  • Target

    0b32ee5eaabe0a9e0279c546fd54bd5fa056e0ced1dc82184942682c0d3524d3.xls

  • Size

    91KB

  • MD5

    5f7f45be0f2997369666e0ea988e2fb1

  • SHA1

    b342efc80f6a77075aad297854981b7af2829f28

  • SHA256

    0b32ee5eaabe0a9e0279c546fd54bd5fa056e0ced1dc82184942682c0d3524d3

  • SHA512

    0514a61433a9882e1a6d674ab645d4b1191a2b2967e08907e80191b2453d6dae45e0a7d91792614e188edb7cee7ea93397daa6c338a264e778d8c7b6f68a0629

  • 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 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\0b32ee5eaabe0a9e0279c546fd54bd5fa056e0ced1dc82184942682c0d3524d3.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4932
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4700
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4732
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4848
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:4016

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4932-120-0x00007FFBD4570000-0x00007FFBD4580000-memory.dmp

          Filesize

          64KB

        • memory/4932-121-0x00007FFBD4570000-0x00007FFBD4580000-memory.dmp

          Filesize

          64KB

        • memory/4932-122-0x00007FFBD4570000-0x00007FFBD4580000-memory.dmp

          Filesize

          64KB

        • memory/4932-123-0x00007FFBD4570000-0x00007FFBD4580000-memory.dmp

          Filesize

          64KB

        • memory/4932-132-0x00007FFBD1780000-0x00007FFBD1790000-memory.dmp

          Filesize

          64KB

        • memory/4932-133-0x00007FFBD1780000-0x00007FFBD1790000-memory.dmp

          Filesize

          64KB