Analysis

  • max time kernel
    93s
  • max time network
    157s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1419911635.xls

  • Size

    426KB

  • MD5

    1dd1aa5248d452d523ef09ceb950353d

  • SHA1

    3a533e5721c063194ded5069a5eed5d2287fdbba

  • SHA256

    76c010b5a3c0dc1a43252fb2b04e499f637b21b59e03502a355638cd051ede9c

  • SHA512

    68b71183ce0abf510aac832cbec03317227e7a4967d44d111aeefe51fe643b5041ef9cc2448f68e4de19730278d51f8a8c22331984a3cc57147a39c5cc4519a7

Score
6/10

Malware Config

Signatures

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • 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 behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 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\document-1419911635.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3828
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4748
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3060
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4748
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3504

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3504-5-0x000002609C990000-0x000002609C991000-memory.dmp

          Filesize

          4KB

        • memory/3504-6-0x000002609C990000-0x000002609C991000-memory.dmp

          Filesize

          4KB

        • memory/3504-8-0x000002609D050000-0x000002609D051000-memory.dmp

          Filesize

          4KB

        • memory/3504-11-0x000002609D2E0000-0x000002609D2E1000-memory.dmp

          Filesize

          4KB

        • memory/3504-12-0x000002609D2E0000-0x000002609D2E1000-memory.dmp

          Filesize

          4KB

        • memory/3504-13-0x000002609D2E0000-0x000002609D2E1000-memory.dmp

          Filesize

          4KB

        • memory/3504-14-0x000002609CF90000-0x000002609CF91000-memory.dmp

          Filesize

          4KB

        • memory/3828-0-0x00007FFA6F340000-0x00007FFA6FA06000-memory.dmp

          Filesize

          6.8MB