Analysis
- user interaction
yes - max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
03/08/2026, 05:58
Static task
static1
Behavioral task
behavioral1
Sample
java.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
java.exe
Resource
win11ltsc2024-20260709-en
General
- Target java.exe
- Size 481KB
- Sample260803-gpkswsch64
- SHA256 97e401e1dd553ffd49025a5a665884f8b6e68c46956bd5f8846d4799bbe76b2e
- MD5 85c012c1864a1dac4739c0383b53f568
- SHA1 ad160cef6429618d28b9a6177fb9f1d2a7626f9d
- SHA512 79b633bfb9be6b97bbc3e18c5914423356a7bbb27df0257827f9fe6136abcef916942e2a59c0a58201ef633818627012896dce6f7d748e97c7f1a2d6e76e6181
- SSDEEP 6144:LGm6vpDCS6inBAF4/+w41Om2RAwB723Kr59E7KaMB3pBuerkNEKxQkTh0UJBkqbw:LolBJ+w48ewmJsk+UJKH
- TLSH T1E8A428247F998A08E580253E459E5A19DBDAE1F125326303370AEF620D05DDEDE3D3EB
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\System32\\userinit.exe,C:\\Windows\\xdwdSystem32\\Defender.exe" java.exe - Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation java.exe - Executes dropped EXE 6 IoCs
pid Process 3128 Defender.exe 3088 Defender.exe 988 MalwareDef.exe 2296 Defender.exe 60 Defender.exe 4816 Defender.exe - Loads dropped DLL 14 IoCs
pid Process 4772 Process not Found 3504 Process not Found 3128 Defender.exe 3088 Defender.exe 988 MalwareDef.exe 2296 Defender.exe 5000 Process not Found 2288 Process not Found 2864 Process not Found 4396 Process not Found 4504 Process not Found 5108 Process not Found 60 Defender.exe 4816 Defender.exe - Looks up external IP address via web service 1 TTPs 13 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 116 icanhazip.com 6 api.ipify.org 9 api.ipify.org 22 icanhazip.com 78 api.ipify.org 112 api.ipify.org 120 ipinfo.io 121 ipinfo.io 5 api.ipify.org 7 api.ipify.org 8 api.ipify.org 21 icanhazip.com 77 api.ipify.org - Drops file in Windows directory 18 IoCs
description ioc Process File opened for modification C:\Windows\xdwd.dll java.exe File opened for modification C:\Windows\xdwdSystem32\Defender.exe Defender.exe File opened for modification C:\Windows\Web\MalwareDef.exe Defender.exe File opened for modification C:\Windows\Web\MalwareDef.exe Defender.exe File opened for modification C:\Windows\Web\MalwareDef.exe MalwareDef.exe File opened for modification C:\Windows\Web\MalwareDef.exe java.exe File created C:\Windows\xdwd.dll java.exe File opened for modification C:\Windows\xdwdSystem32\Defender.exe Defender.exe File opened for modification C:\Windows\xdwdSystem32\Defender.exe MalwareDef.exe File opened for modification C:\Windows\xdwdSystem32\Defender.exe Defender.exe File opened for modification C:\Windows\Web\MalwareDef.exe Defender.exe File opened for modification C:\Windows\Web\MalwareDef.exe Defender.exe File opened for modification C:\Windows\Web\MalwareDef.exe Defender.exe File created C:\Windows\xdwdSystem32\Defender.exe java.exe File opened for modification C:\Windows\xdwdSystem32\Defender.exe Defender.exe File opened for modification C:\Windows\xdwdSystem32\Defender.exe Defender.exe File opened for modification C:\Windows\xdwdSystem32\Defender.exe java.exe File created C:\Windows\Web\MalwareDef.exe java.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2928 cmd.exe 2596 cmd.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ java.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1296 schtasks.exe 436 schtasks.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 988 MalwareDef.exe 988 MalwareDef.exe - Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 3200 java.exe Token: SeDebugPrivilege 3128 Defender.exe Token: SeDebugPrivilege 3088 Defender.exe Token: SeDebugPrivilege 988 MalwareDef.exe Token: SeDebugPrivilege 2296 Defender.exe Token: SeIncBasePriorityPrivilege 3128 Defender.exe Token: SeDebugPrivilege 60 Defender.exe Token: SeDebugPrivilege 4816 Defender.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3200 wrote to memory of 560 3200 java.exe 87 PID 3200 wrote to memory of 2928 3200 java.exe 89 PID 2928 wrote to memory of 1296 2928 cmd.exe 91 PID 3200 wrote to memory of 2596 3200 java.exe 92 PID 2596 wrote to memory of 436 2596 cmd.exe 94 PID 3200 wrote to memory of 3128 3200 java.exe 97 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\java.exe"C:\Users\Admin\AppData\Local\Temp\java.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3200 -
C:\Windows\SYSTEM32\CMD.exe"CMD" netsh advfirewall firewall add rule name="?!&KhZ:|h&Flha" dir=in action=allow program="C:\Windows\xdwdSystem32\Defender.exe" enable=yes & exit2⤵PID:560
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C:\Windows\SYSTEM32\cmd.exe"cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\xdwdSystem32\Defender.exe" /RL HIGHEST & exit2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\xdwdSystem32\Defender.exe" /RL HIGHEST3⤵
- Scheduled Task/Job: Scheduled Task
PID:1296
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C:\Windows\SYSTEM32\cmd.exe"cmd" /c schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\MalwareDef.exe" /RL HIGHEST & exit2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2596 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\MalwareDef.exe" /RL HIGHEST3⤵
- Scheduled Task/Job: Scheduled Task
PID:436
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C:\Windows\xdwdSystem32\Defender.exe"C:\Windows\xdwdSystem32\Defender.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3128
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C:\Windows\xdwdSystem32\Defender.exeC:\Windows\xdwdSystem32\Defender.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3088
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C:\Windows\Web\MalwareDef.exeC:\Windows\Web\MalwareDef.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:988
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C:\Windows\xdwdSystem32\Defender.exeC:\Windows\xdwdSystem32\Defender.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2296
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C:\Windows\xdwdSystem32\Defender.exeC:\Windows\xdwdSystem32\Defender.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:60
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C:\Windows\xdwdSystem32\Defender.exeC:\Windows\xdwdSystem32\Defender.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4816
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Defender.exe.log
- Size 1KB
- SHA256 d049789c187b2f58c900eab10205bc037740dca8640ab40c314790fefaab66ff
- MD5 f26118d675c61402c218ac6794d90a63
- SHA1 ffc8d592f3ca8255ca5119eff5b576eb16ac7fac
- SHA512 6f14b71dae095131053a1b590e60ccec4e14c47c745bf9d52de48988d7b93b1f50bbb6bac0222dc49e3e45def052b20be2d34e116991027718da2e0fb8eb45d0
- TLSH T17411CE723371F1D889163F072C68268417BF4724BA90EE0CB5A8626ED9364275F222F3
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\xdwd.dll
- Size 136KB
- SHA256 35c8d022e1d917f1aabdceae98097ccc072161b302f84c768ca63e4b32ac2b66
- MD5 16e5a492c9c6ae34c59683be9c51fa31
- SHA1 97031b41f5c56f371c28ae0d62a2df7d585adaba
- SHA512 20fd369172ef5e3e2fde388666b42e8fe5f0c2bfa338c0345f45e98af6561a249ba3ecc48c3f16efcc73f02ecb67b3ddb1e2e8f0e77d18fa00ac34e6379e50b6
- SSDEEP 3072:t0iX+jLyDcqaH9a6DFHo6MjD7VbZaZaZ8Xwlk4MHWZpt:t07yDSvdoRj2up
- TLSH T151D35B0772A500BFE1668638C5630A09E777B8211770DBAF33A4429D9F277E19D3AF61
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\xdwdSystem32\Defender.exe
- Size 481KB
- SHA256 97e401e1dd553ffd49025a5a665884f8b6e68c46956bd5f8846d4799bbe76b2e
- MD5 85c012c1864a1dac4739c0383b53f568
- SHA1 ad160cef6429618d28b9a6177fb9f1d2a7626f9d
- SHA512 79b633bfb9be6b97bbc3e18c5914423356a7bbb27df0257827f9fe6136abcef916942e2a59c0a58201ef633818627012896dce6f7d748e97c7f1a2d6e76e6181
- SSDEEP 6144:LGm6vpDCS6inBAF4/+w41Om2RAwB723Kr59E7KaMB3pBuerkNEKxQkTh0UJBkqbw:LolBJ+w48ewmJsk+UJKH
- TLSH T1E8A428247F998A08E580253E459E5A19DBDAE1F125326303370AEF620D05DDEDE3D3EB
- MD5 SHA1 SHA512 SSDEEP TLSH