Analysis

  • max time kernel
    134s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    09-07-2020 15:07

General

  • Target

    bf79a1b5281f5e1daa76040f07ae77ec623afecc33d8736bc504df901c0186d0.doc

  • Size

    147KB

  • MD5

    77515a3c10facf55dff7f8f2de7cc110

  • SHA1

    2c841e96f7a61f0578c44cd42a421f08c6d5291f

  • SHA256

    bf79a1b5281f5e1daa76040f07ae77ec623afecc33d8736bc504df901c0186d0

  • SHA512

    8c58cf12e3e81dcd09eee6ec65a2f4b79b2df747210dd73408bd4c9f814ab6fcda9131502220f4c878f858912a9edbb3d7c3ae3307cb3f02862e1d21bea51f3a

Score
10/10

Malware Config

Signatures

  • Suspicious use of SetWindowsHookEx 19 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Suspicious use of WriteProcessMemory 2 IoCs
  • 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

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\bf79a1b5281f5e1daa76040f07ae77ec623afecc33d8736bc504df901c0186d0.doc" /o ""
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of WriteProcessMemory
    • Checks processor information in registry
    • Enumerates system info in registry
    PID:3888
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" Nv.tmp
      2⤵
      • Process spawned unexpected child process
      PID:412

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/412-2-0x0000000000000000-mapping.dmp

  • memory/3888-0-0x0000026B966DE000-0x0000026B966E3000-memory.dmp

    Filesize

    20KB

  • memory/3888-1-0x0000026B966DE000-0x0000026B966E3000-memory.dmp

    Filesize

    20KB