Analysis

  • max time kernel
    119s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:08

General

  • Target

    doc_pack-662028823.xls

  • Size

    62KB

  • MD5

    bf964ffc7afa9821519b3396f9a2c0e0

  • SHA1

    7b6a065df9c5d5fd041da3d8a4996d5e991f8f17

  • SHA256

    9a8717a23efc0a5c500ba7ed68cf0919fddff120743f3b32614869e3d5c77a87

  • SHA512

    65297ace4b17079b44f918d075ad29f075313dba80fb5bc3612b45681cef156ac122915d9f868a10c2d6f2187a3a8cad31547ff4ade90840b53733404cdcf8d6

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-662028823.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:408
    • 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 4656
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3828
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4656
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/408-0-0x00007FFBA0BB0000-0x00007FFBA1276000-memory.dmp

    Filesize

    6.8MB

  • memory/1980-4-0x000001FA044C0000-0x000001FA044C1000-memory.dmp

    Filesize

    4KB

  • memory/1980-5-0x000001FA044C0000-0x000001FA044C1000-memory.dmp

    Filesize

    4KB

  • memory/1980-7-0x000001FA04C00000-0x000001FA04C01000-memory.dmp

    Filesize

    4KB

  • memory/1980-10-0x000001FA05000000-0x000001FA05001000-memory.dmp

    Filesize

    4KB

  • memory/1980-12-0x000001FA04E30000-0x000001FA04E31000-memory.dmp

    Filesize

    4KB

  • memory/1980-13-0x000001FA04E30000-0x000001FA04E31000-memory.dmp

    Filesize

    4KB

  • memory/1980-14-0x000001FA04E30000-0x000001FA04E31000-memory.dmp

    Filesize

    4KB

  • memory/1980-15-0x000001FA04B40000-0x000001FA04B41000-memory.dmp

    Filesize

    4KB