Analysis

  • max time kernel
    117s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:25

General

  • Target

    doc_pack-38398360.xls

  • Size

    62KB

  • MD5

    994884403814c003f99e81a61cb09201

  • SHA1

    bd75db73cd67d6b0db988637c352b8525e0fba44

  • SHA256

    065d0f5d8a3544579e177bc9446c61ba3b97f88f17911f6732e161d113cc2ccb

  • SHA512

    b08df51a78b2f556a3979378fb974c883e4f1e0273c23088a61a34cb295b27658eb6aab1c915b7475ca57cd3b26fc180dd300dabcc31852f20865fd6a14ac575

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-38398360.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:3676
    • 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 4440
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2072
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4440
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2144

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2144-6-0x000001B6DCF50000-0x000001B6DCF51000-memory.dmp

    Filesize

    4KB

  • memory/2144-7-0x000001B6DCF50000-0x000001B6DCF51000-memory.dmp

    Filesize

    4KB

  • memory/2144-9-0x000001B6DD7A0000-0x000001B6DD7A1000-memory.dmp

    Filesize

    4KB

  • memory/2144-12-0x000001B6DDBA0000-0x000001B6DDBA1000-memory.dmp

    Filesize

    4KB

  • memory/2144-14-0x000001B6DDA10000-0x000001B6DDA11000-memory.dmp

    Filesize

    4KB

  • memory/2144-15-0x000001B6DDA10000-0x000001B6DDA11000-memory.dmp

    Filesize

    4KB

  • memory/2144-16-0x000001B6DDA10000-0x000001B6DDA11000-memory.dmp

    Filesize

    4KB

  • memory/3676-0-0x00007FFAC5FC0000-0x00007FFAC6686000-memory.dmp

    Filesize

    6.8MB