Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/11/2026, 22:40

General

  • Target
    2026-10-31_95c9bf24b96699e21cf2550b83aaee30_icedid_mespinoza_njrat_ryuk.exe
  • Size 1.2MB
  • Sample261101-2lsdsaz16n
  • SHA256 69dcd4317ac88c5cfb2478f8e5fa1da4ceee22cd0ac47d9b247849781c1c0e28
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Drops file in System32 directory 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies registry class 52 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-31_95c9bf24b96699e21cf2550b83aaee30_icedid_mespinoza_njrat_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-31_95c9bf24b96699e21cf2550b83aaee30_icedid_mespinoza_njrat_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:3748

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3748-0-0x00007FF645480000-0x00007FF6456AD000-memory.dmp

        memory/3748-1-0x0000022208380000-0x0000022208403000-memory.dmp

        memory/3748-3-0x0000022208380000-0x0000022208403000-memory.dmp

        memory/3748-9-0x0000022208380000-0x0000022208403000-memory.dmp

        memory/3748-12-0x00007FF645480000-0x00007FF6456AD000-memory.dmp