Overview

overview

8

Static

static

3

22cc9b5b58...da.exe

windows10-2004-x64

8

22cc9b5b58...da.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/11/2026, 04:31

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General

  • Target
    22cc9b5b58ee42e78153f22dd605e41330ca80432449221ef9064a62d212ffda.exe
  • Size 1.4MB
  • Sample261102-e5jjnag18m
  • SHA256 22cc9b5b58ee42e78153f22dd605e41330ca80432449221ef9064a62d212ffda
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoveryexecutionpersistence

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

    persistence
  • Executes dropped EXE 1 IoCs
  • 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
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\22cc9b5b58ee42e78153f22dd605e41330ca80432449221ef9064a62d212ffda.exe
    "C:\Users\Admin\AppData\Local\Temp\22cc9b5b58ee42e78153f22dd605e41330ca80432449221ef9064a62d212ffda.exe"
    1⤵
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c reg query "HKLM\SYSTEM\CurrentControlSet\Services" > "C:\Windows\Temp\svclist.txt"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\reg.exe
        reg query "HKLM\SYSTEM\CurrentControlSet\Services"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3668
  • C:\Windows\System32\drivers\asu5fca4.sys
    C:\Windows\System32\drivers\asu5fca4.sys
    1⤵
    • Executes dropped EXE
    PID:4828

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        asu5fca4.sys
        • Path C:\Windows\System32\drivers\asu5fca4.sys
        • Size 22KB
        • SHA256 424096410d19ef5bdc1d9978b84440096fd55f75ca102c12d46a548e20c86b2b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        svclist.txt
        • Path C:\Windows\Temp\svclist.txt
        • Size 43KB
        • SHA256 e14a846bd56e9e7fe92fa51aebd4c46d5ddafbea7ee8be0e632f9ed7219cdbd7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download