Analysis

  • max time kernel
    10s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:58

General

  • Target

    document-1189519453.xls

  • Size

    426KB

  • MD5

    d10781a37f68dd4ffaf2eda3a8ae2bce

  • SHA1

    aaf84c3f5e9a819d2b7ce1f6cdbc1cdeea51d91f

  • SHA256

    de1802c0e657f46e039a931459f2d0741baf222b6019ae9e1ece06039cbd94ba

  • SHA512

    78be368aed0f27f3a9838b5923f2e524221873d6b812622664070e3ebd5875612ddedb7941877c0f55731c453520ece4aeaa1da64a4da532a152e671fba6bc66

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 2 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-1189519453.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:1536
    • 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 4432
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2272
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4432
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2564

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1536-0-0x00007FFEAC6A0000-0x00007FFEACD66000-memory.dmp

          Filesize

          6.8MB

        • memory/2564-5-0x000002477EE10000-0x000002477EE11000-memory.dmp

          Filesize

          4KB

        • memory/2564-6-0x0000024701BF0000-0x0000024701BF1000-memory.dmp

          Filesize

          4KB

        • memory/2564-7-0x0000024701BF0000-0x0000024701BF1000-memory.dmp

          Filesize

          4KB

        • memory/2564-9-0x0000024701FF0000-0x0000024701FF1000-memory.dmp

          Filesize

          4KB

        • memory/2564-11-0x0000024701FF0000-0x0000024701FF1000-memory.dmp

          Filesize

          4KB

        • memory/2564-13-0x0000024701FF0000-0x0000024701FF1000-memory.dmp

          Filesize

          4KB

        • memory/2564-15-0x0000024701F60000-0x0000024701F61000-memory.dmp

          Filesize

          4KB

        • memory/2564-16-0x0000024701F60000-0x0000024701F61000-memory.dmp

          Filesize

          4KB

        • memory/2564-17-0x0000024701F60000-0x0000024701F61000-memory.dmp

          Filesize

          4KB

        • memory/2564-18-0x0000024701B30000-0x0000024701B31000-memory.dmp

          Filesize

          4KB