Analysis

  • max time kernel
    14s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 23:08

General

  • Target

    doc_pack-640520311.xls

  • Size

    62KB

  • MD5

    348dbc046c2b3952dbd36381e1668baa

  • SHA1

    886f05753375fb3d40c208d2d0e378bc2d188517

  • SHA256

    770ed602d0882a05d996ec112676b78fb25e629e7ad4aaaf3f40c26b3e7a09f6

  • SHA512

    e876e844392864149347629fd15728b71e0eed4f9e4d0d400f19eb7dac2940ad67386be1a5f31bfb86f284b3dae61000620d7931af7ab94c53d9431a45e1c213

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-640520311.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:3100
    • 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 4500
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2112
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4500
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2172

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2172-6-0x000001E1E2510000-0x000001E1E2511000-memory.dmp

    Filesize

    4KB

  • memory/2172-5-0x000001E1E2510000-0x000001E1E2511000-memory.dmp

    Filesize

    4KB

  • memory/2172-8-0x000001E1E2BC0000-0x000001E1E2BC1000-memory.dmp

    Filesize

    4KB

  • memory/2172-11-0x000001E1E2FC0000-0x000001E1E2FC1000-memory.dmp

    Filesize

    4KB

  • memory/2172-13-0x000001E1E2FC0000-0x000001E1E2FC1000-memory.dmp

    Filesize

    4KB

  • memory/2172-15-0x000001E1E2FC0000-0x000001E1E2FC1000-memory.dmp

    Filesize

    4KB

  • memory/2172-17-0x000001E1E2F30000-0x000001E1E2F31000-memory.dmp

    Filesize

    4KB

  • memory/2172-18-0x000001E1E2F30000-0x000001E1E2F31000-memory.dmp

    Filesize

    4KB

  • memory/2172-19-0x000001E1E2F30000-0x000001E1E2F31000-memory.dmp

    Filesize

    4KB

  • memory/3100-0-0x00007FFF01110000-0x00007FFF017D6000-memory.dmp

    Filesize

    6.8MB