Analysis

  • max time kernel
    128s
  • max time network
    131s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    03/11/2022, 16:58

General

  • Target

    e84029f170c30875ebeaedc8768bc843dafbd12e1cedf82503914ea10f20a6c3.xls

  • Size

    217KB

  • MD5

    788173d27edd59db2c29320cfb9f751c

  • SHA1

    25b4cda0bbe461580b67c232591deedd46a71c4f

  • SHA256

    e84029f170c30875ebeaedc8768bc843dafbd12e1cedf82503914ea10f20a6c3

  • SHA512

    bd38909f08534651633f9a5e4ff8a8ac690a6c87aaf0376bd4cb5287bd2c6a1387d8285935cccd7373ff42c3490a819fe0cb2939efd5a6c325ba65ef22066a51

  • SSDEEP

    6144:OKpb8rGYrMPe3q7Q0XV5xtuEsi8/dg8yY+TAQXTHGUMEyP5p6f5jQmd:nbGUMVWlbd

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://kabaruntukrakyat.com/wp-content/B9oJ0jh/

xlm40.dropper

http://coinkub.com/wp-content/WwrJvjumS/

xlm40.dropper

https://aberractivity.hu/iqq/Dmtv/

xlm40.dropper

https://anamafegarcia.es/css/HfFXMTXvc40t/

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\e84029f170c30875ebeaedc8768bc843dafbd12e1cedf82503914ea10f20a6c3.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:3764
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:4820
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:4796
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:4512
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:4364

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3764-293-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB

        • memory/3764-116-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB

        • memory/3764-117-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB

        • memory/3764-118-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB

        • memory/3764-127-0x00007FFC801D0000-0x00007FFC801E0000-memory.dmp

          Filesize

          64KB

        • memory/3764-128-0x00007FFC801D0000-0x00007FFC801E0000-memory.dmp

          Filesize

          64KB

        • memory/3764-296-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB

        • memory/3764-295-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB

        • memory/3764-294-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB

        • memory/3764-115-0x00007FFC82FF0000-0x00007FFC83000000-memory.dmp

          Filesize

          64KB