Analysis

  • max time kernel
    12s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1428073174.xls

  • Size

    426KB

  • MD5

    980d4a897e882734213991995b8c09d4

  • SHA1

    b355ac4c5a32a78bc8885c35fbee6e1239a5c973

  • SHA256

    c7f92005288ecf85654e837cb924dad096c15fe9d153988b2b26e683fcd5fd87

  • SHA512

    96e8434410a97143f008bd15e3e97aefcb5a215e6630df35b8e2a208ce18917b08f9a5cadf3c01d5da5f24008e020e3fdb7e905b7617de973d22409b15392af7

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-1428073174.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:3900
    • 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 4452
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3448
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4452
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1644

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1644-5-0x0000021055870000-0x0000021055871000-memory.dmp

          Filesize

          4KB

        • memory/1644-6-0x0000021055870000-0x0000021055871000-memory.dmp

          Filesize

          4KB

        • memory/1644-8-0x0000021055EE0000-0x0000021055EE1000-memory.dmp

          Filesize

          4KB

        • memory/1644-11-0x00000210562E0000-0x00000210562E1000-memory.dmp

          Filesize

          4KB

        • memory/1644-13-0x0000021056200000-0x0000021056201000-memory.dmp

          Filesize

          4KB

        • memory/1644-14-0x0000021056200000-0x0000021056201000-memory.dmp

          Filesize

          4KB

        • memory/1644-15-0x0000021056200000-0x0000021056201000-memory.dmp

          Filesize

          4KB

        • memory/3900-0-0x00007FFA24E70000-0x00007FFA25536000-memory.dmp

          Filesize

          6.8MB