Overview

overview

10

Static

static

8

SecuriteIn...74.xls

windows7_x64

10

SecuriteIn...74.xls

windows10_x64

10

Analysis

  • max time kernel
    136s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19/11/2020, 20:13

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General

  • Target
    SecuriteInfo.com.Heur.24629.26174.xls
  • Size 53KB
  • Sample201119-fx15l35ttx
  • SHA256 43d99516d0bec299efba358ce9495bfa9ff1851629393ba93a5ba014e06b8e85
  • MD5 SHA1 SHA512
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
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 6 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\SecuriteInfo.com.Heur.24629.26174.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:916
    • C:\Windows\explorer.exe
      explorer C:\Windows\System32\cmd.exe
      2⤵
      • Process spawned unexpected child process
      PID:432
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:184
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3596
      • C:\Windows\system32\reg.exe
        reg query HKCU\Software\Microsoft\Office\16.0\Excel\Security /v VBAWarnings
        3⤵
        • Modifies registry key
        PID:2148

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/916-0-0x00007FF8FE650000-0x00007FF8FEC87000-memory.dmp
        Download