Overview

overview

10

Static

static

10

document-6...92.xls

windows7_x64

10

document-6...92.xls

windows10_x64

10

Analysis

  • max time kernel
    136s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    05-03-2021 14:45

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Report Analysis Logs

General

  • Target

    document-630335192.xls

  • Size

    39KB

  • MD5

    7f32e36c3a4ab9b3c2cb70cdd7232a97

  • SHA1

    19a8b5279606ef888421ed4482f4222a184b6313

  • SHA256

    64d8b1c5f101aca6c0f3e6b31e12bc2acef52ae9ab490b07ed5e228ed43aefd0

  • SHA512

    98ee0d78a0ed8ba81a5b9bce1a4745d99d9351ddc3eee6be76f5f3386cffe07bbb30a6e65a1e7cad6b5fdc47af21fd7a88fe4bbcae0e7c0667cfd3d65f63f002

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • 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 use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 2 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\document-630335192.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4800
    • C:\Windows\SYSTEM32\rundll32.exe
      rundll32 ..\fkruf.djr,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/584-7-0x0000000000000000-mapping.dmp
    Download
  • memory/4800-2-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4800-3-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4800-4-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4800-5-0x00007FFA613D0000-0x00007FFA61A07000-memory.dmp
    Filesize

    6.2MB

    Download
  • memory/4800-6-0x00007FFA3D590000-0x00007FFA3D5A0000-memory.dmp
    Filesize

    64KB

    Download