Analysis

  • max time kernel
    75s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:09

General

  • Target

    doc_pack-683230931.xls

  • Size

    62KB

  • MD5

    551206d8cf7eee7dcf13a614d3102f6b

  • SHA1

    bf22565ad6dfe568472aba50e2d9786e2251373a

  • SHA256

    7e018b42bc2ebdbd3338149b6a44fd9c5bbf3bf5685187aa1c72ea0647b133ec

  • SHA512

    f6cca0a74edd5e61b472810116071d6f4d5af4ac00c68350ea9fb98bae774ca30e0c17f704f899f3cfbf0b3558a55f06804f8a37edcfd8513b5fadc66cbace1b

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-683230931.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:3056
    • 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 4644
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:200
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4644
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:732

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/732-6-0x000001A7ED3C0000-0x000001A7ED3C1000-memory.dmp

    Filesize

    4KB

  • memory/732-7-0x000001A7ED3C0000-0x000001A7ED3C1000-memory.dmp

    Filesize

    4KB

  • memory/732-9-0x000001A7EDB30000-0x000001A7EDB31000-memory.dmp

    Filesize

    4KB

  • memory/732-12-0x000001A7EDE40000-0x000001A7EDE41000-memory.dmp

    Filesize

    4KB

  • memory/732-13-0x000001A7EDE40000-0x000001A7EDE41000-memory.dmp

    Filesize

    4KB

  • memory/732-14-0x000001A7EDE40000-0x000001A7EDE41000-memory.dmp

    Filesize

    4KB

  • memory/3056-0-0x00007FFFE4BA0000-0x00007FFFE5266000-memory.dmp

    Filesize

    6.8MB