Overview

overview

6

Static

static

5

client_31_...2e.exe

windows10-2004-x64

6

client_31_...2e.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/09/2026, 03:28

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General

  • Target
    client_31_c24d002e.exe
  • Size 98KB
  • Sample260909-d1lyjs1dle
  • SHA256 d049a9151cbe126582e393bb0a6aab3ec9bf578f1753b1004431068e047afeec
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoveryexecutionpersistenceupx

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

    discovery
  • UPX packed file 2 IoCs

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

    upx
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\client_31_c24d002e.exe
    "C:\Users\Admin\AppData\Local\Temp\client_31_c24d002e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c echo malware > C:\Windows\Temp\malware.txt
      2⤵
      • Executes a command shell one-liner
      PID:1244

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        malware.txt
        • Path C:\Windows\Temp\malware.txt
        • Size 10B
        • SHA256 74381180cec95d4e6fa765f87205faa6ccf70a68ebc8f06499cec0232deac7b0
        • MD5 SHA1 SHA512
        Submit Download

        memory/3368-0-0x00007FF757450000-0x00007FF757492000-memory.dmp
        Download

        memory/3368-2-0x00000277EF1F0000-0x00000277EF1F1000-memory.dmp
        Download

        memory/3368-4-0x00000277EF1F0000-0x00000277EF1F1000-memory.dmp
        Download

        memory/3368-8-0x00007FF757450000-0x00007FF757492000-memory.dmp
        Download