Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:12

General

  • Target

    doc_pack-556565811.xls

  • Size

    62KB

  • MD5

    45573c209ac5d337b90fa93be8bb69b8

  • SHA1

    dffc292ac3eb82cb47839a0712b7b1ade282444d

  • SHA256

    e635157d7615d6d903ea3731e07a79bcf940e22f7b544a8ff8d19f96812c2263

  • SHA512

    a5608c66819c5c7b8c600012b28cc29724cf3ca4585a55ed40eb0b60617d3b1ef3c4eda13b31b0b2267286127c4fb7af3a91960e2501d21dfe98b2dff6c511ff

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-556565811.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:1012
    • 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 4472
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:644
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4472
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:588

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/588-5-0x00000265D3F00000-0x00000265D3F01000-memory.dmp

    Filesize

    4KB

  • memory/588-6-0x00000265D3F00000-0x00000265D3F01000-memory.dmp

    Filesize

    4KB

  • memory/588-8-0x00000265D4730000-0x00000265D4731000-memory.dmp

    Filesize

    4KB

  • memory/588-11-0x00000265D4B30000-0x00000265D4B31000-memory.dmp

    Filesize

    4KB

  • memory/588-13-0x00000265D4B30000-0x00000265D4B31000-memory.dmp

    Filesize

    4KB

  • memory/588-15-0x00000265D4A00000-0x00000265D4A01000-memory.dmp

    Filesize

    4KB

  • memory/588-16-0x00000265D4A00000-0x00000265D4A01000-memory.dmp

    Filesize

    4KB

  • memory/588-17-0x00000265D4A00000-0x00000265D4A01000-memory.dmp

    Filesize

    4KB

  • memory/588-18-0x00000265D4670000-0x00000265D4671000-memory.dmp

    Filesize

    4KB

  • memory/1012-0-0x00007FFE42D10000-0x00007FFE433D6000-memory.dmp

    Filesize

    6.8MB