Analysis

  • max time kernel
    74s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:22

General

  • Target

    doc_pack-340919856.xls

  • Size

    62KB

  • MD5

    ffe445b71c18ebc32d4f63db16856716

  • SHA1

    50e79679addbf77d0da7f7c570cacbb58cc69a36

  • SHA256

    8fbfb09ae5569e4ea33e408e9d7102740d5249855594a36862e916eaf9359b87

  • SHA512

    c0bd93c77f965d17cf46f944f774cf96cc8d6624f5b8da2cfb87b233facf99f868b6640849741d2dbd4dce659c1ed2835d1a556933b87d6f2780375b39de0311

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\doc_pack-340919856.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:532
    • 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 4756
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1972
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4756
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:500

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/500-6-0x000002D288CF0000-0x000002D288CF1000-memory.dmp

    Filesize

    4KB

  • memory/500-7-0x000002D288CF0000-0x000002D288CF1000-memory.dmp

    Filesize

    4KB

  • memory/500-9-0x000002D2894A0000-0x000002D2894A1000-memory.dmp

    Filesize

    4KB

  • memory/500-12-0x000002D2897A0000-0x000002D2897A1000-memory.dmp

    Filesize

    4KB

  • memory/500-13-0x000002D2897A0000-0x000002D2897A1000-memory.dmp

    Filesize

    4KB

  • memory/500-14-0x000002D2897A0000-0x000002D2897A1000-memory.dmp

    Filesize

    4KB

  • memory/532-0-0x00007FFF56F00000-0x00007FFF575C6000-memory.dmp

    Filesize

    6.8MB

  • memory/532-1-0x00000279A489B000-0x00000279A48A0000-memory.dmp

    Filesize

    20KB

  • memory/532-2-0x00000279A4896000-0x00000279A489B000-memory.dmp

    Filesize

    20KB

  • memory/532-3-0x00000279A4896000-0x00000279A489B000-memory.dmp

    Filesize

    20KB