Overview

overview

7

Static

static

3

e71a0f57c6...er.exe

windows10-2004-x64

7

e71a0f57c6...er.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/09/2026, 06:35

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General

  • Target
    e71a0f57c64355ef_syshost_loader.exe
  • Size 226KB
  • Sample260928-hchnfayvfx
  • SHA256 f455be7600086c8accc8831bd73127c12c3b043c8445ba3d1a8e44d7435f31b1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
defense_evasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of UnmapMainImage 1 TTPs 1 IoCs
    defense_evasionprivilege_escalation
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\e71a0f57c64355ef_syshost_loader.exe
      "C:\Users\Admin\AppData\Local\Temp\e71a0f57c64355ef_syshost_loader.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3256
      • C:\Users\Admin\AppData\Roaming\syshost.exe
        C:\Users\Admin\AppData\Roaming\syshost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2740
  • C:\Users\Admin\AppData\Roaming\syshost.exe
    "C:\Users\Admin\AppData\Roaming\syshost.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5600

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        syshost.exe
        • Path C:\Users\Admin\AppData\Roaming\syshost.exe
        • Size 226KB
        • SHA256 f455be7600086c8accc8831bd73127c12c3b043c8445ba3d1a8e44d7435f31b1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1788-1-0x00000000013E0000-0x0000000001401000-memory.dmp
        Download

        memory/1788-2-0x0000000001410000-0x0000000001435000-memory.dmp
        Download

        memory/1788-4-0x0000000001410000-0x0000000001435000-memory.dmp
        Download

        memory/1788-5-0x0000000002EB0000-0x0000000002EB1000-memory.dmp
        Download

        memory/1788-8-0x0000000004360000-0x0000000004385000-memory.dmp
        Download

        memory/1788-11-0x0000000004360000-0x0000000004385000-memory.dmp
        Download