Analysis

  • max time kernel
    15s
  • max time network
    17s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-09-2022 13:36

General

  • Target

    QUYRMHO.exe

  • Size

    23KB

  • MD5

    8d2d628d431ad6078501e410e7296161

  • SHA1

    a54b8497bb6d9d2293f05065959dbf22a86fa222

  • SHA256

    24381711d4be8eb84add235150e79594cde54d4bbce50aff0e0a176c90a03a88

  • SHA512

    d3ecb4da2ab1f9f7a9e96bc00e1473356f96a7c6fa12c74b019cbda84e5c162fef9a25debeee852f72bf95a1f5d45e2c235169d812a92c4ba3728d8261c65ed3

  • SSDEEP

    384:kc68yCaUVIhboNgfEimfkNzayS06vg5UhcpxH7ndmRvR6JZlbw8hqIusZzZW5:q873kgNfoaf6ARpcnu9

Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QUYRMHO.exe
    "C:\Users\Admin\AppData\Local\Temp\QUYRMHO.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\QUYRMHO.exe" "QUYRMHO.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      PID:1992

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Replay Monitor

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Downloads

  • memory/1984-132-0x0000000074AB0000-0x0000000075061000-memory.dmp
    Filesize

    5.7MB

  • memory/1984-134-0x0000000074AB0000-0x0000000075061000-memory.dmp
    Filesize

    5.7MB

  • memory/1992-133-0x0000000000000000-mapping.dmp