Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:25

General

  • Target

    doc_pack-337889751.xls

  • Size

    62KB

  • MD5

    e3e76f277ba97aa1d353eebfeef2cf26

  • SHA1

    2b450f30396f4a85dedb65b39637697c1a1956c7

  • SHA256

    d5b4d040dc953063157e27475f76cee9995f3baf362146531bbcc95ef4a68cfa

  • SHA512

    0e5f077ef4dc4586211b7f457e17eeef9f6ef067b65b1a2c93430270f97bf3933a76af479022c6c898edb7aceb4b89543c721bc106f548407cb587bc272a7d10

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-337889751.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:2460
    • 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 4464
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4464
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1992

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1992-4-0x00000237E4430000-0x00000237E4431000-memory.dmp

    Filesize

    4KB

  • memory/1992-5-0x00000237E4430000-0x00000237E4431000-memory.dmp

    Filesize

    4KB

  • memory/1992-7-0x00000237E4B20000-0x00000237E4B21000-memory.dmp

    Filesize

    4KB

  • memory/1992-10-0x00000237E4DC0000-0x00000237E4DC1000-memory.dmp

    Filesize

    4KB

  • memory/1992-11-0x00000237E4DC0000-0x00000237E4DC1000-memory.dmp

    Filesize

    4KB

  • memory/1992-12-0x00000237E4DC0000-0x00000237E4DC1000-memory.dmp

    Filesize

    4KB

  • memory/1992-13-0x00000237E4A60000-0x00000237E4A61000-memory.dmp

    Filesize

    4KB

  • memory/2460-0-0x00007FFBC6960000-0x00007FFBC7026000-memory.dmp

    Filesize

    6.8MB