Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/07/2026, 23:20

General

  • Target
    2026-07-22_c0cd6b9c1802a99496a4be299ff06a21_icedid_mespinoza_njrat_ryuk.exe
  • Size 1.9MB
  • Sample260722-3bf4fadd62
  • SHA256 f342e6015dc1353ada6fda0fbf077cb0f1aecdcb87653d332b212261ffef8abb
  • 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.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Modifies registry class 52 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-22_c0cd6b9c1802a99496a4be299ff06a21_icedid_mespinoza_njrat_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-22_c0cd6b9c1802a99496a4be299ff06a21_icedid_mespinoza_njrat_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:4420
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    PID:3632

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        alg.exe

        • Path C:\Windows\System32\alg.exe
        • Size 1.5MB
        • SHA256 dedabfa1cb5f8b17d1662494b7a06bc5796691aa961a66c08ccf6ff232110504
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3632-15-0x0000000140000000-0x0000000140191000-memory.dmp

        memory/3632-17-0x0000000140000000-0x0000000140191000-memory.dmp

        memory/4420-8-0x0000000140000000-0x00000001401F3000-memory.dmp

        memory/4420-9-0x00000000004F0000-0x0000000000550000-memory.dmp

        memory/4420-0-0x00000000004F0000-0x0000000000550000-memory.dmp

        memory/4420-12-0x00000000004F0000-0x0000000000550000-memory.dmp

        memory/4420-16-0x0000000140000000-0x00000001401F3000-memory.dmp