c51f7446d749059b4bc67bf9b01576a4992b21457a8a29038c3f325fe97f89f8

Analysis

max time kernel
59s
max time network
64s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260618-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/06/2026, 04:14

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
Inject/Louder.exe
Size 462KB
Sample260627-ets9qagx4s
SHA256 c51f7446d749059b4bc67bf9b01576a4992b21457a8a29038c3f325fe97f89f8
MD5 ed192b7cad6e280cd1bc187307214a13
SHA1 a001da88228649832db9998732a2a61889c3ef4c
SHA512 012cdd089ec15bd8ed6d46fdd2d90bb6d99fdd4731600c800d653e7b48f1bb0f16a5a537f7c8a3a69681d5de0c4f5bbb75fe720ed08de2d69626d043e47c96bb
SSDEEP 6144:+StneXG+TPQN+lqLNGeaWzfifZhAv5XhwL7IJMFjTBWzbSYtYfLOfCBumwbUzAlD:NV2qAy6W6AKdfKKn128
TLSH
T163A43A243FA98E08D580257E455E1A08CBDAD1F1253263033B1AEFA15D459EEDF2D3EB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution persistence privilege_escalation

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\System32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\System32\\pr1nt.exe"	Louder.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.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 4 IoCs

pid	Process
5548	xdwdMalwareDef.exe
5380	pr1nt.exe
6248	pr1nt.exe
4520	pr1nt.exe

Loads dropped DLL 4 IoCs

pid	Process
5548	xdwdMalwareDef.exe
5380	pr1nt.exe
6248	pr1nt.exe
4520	pr1nt.exe

Looks up external IP address via web service 7 IoCs

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

flow	ioc
1	api.ipify.org
1	icanhazip.com
2	api.ipify.org
4	api.ipify.org
5	api.ipify.org
8	icanhazip.com
12	api.ipify.org

Drops file in Windows directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Web\xdwdMalwareDef.exe	Louder.exe
File opened for modification	C:\Windows\xdwd.dll	Louder.exe
File opened for modification	C:\Windows\Web\xdwdMalwareDef.exe	pr1nt.exe
File created	C:\Windows\xdwd.dll	Louder.exe
File opened for modification	C:\Windows\Web\xdwdMalwareDef.exe	xdwdMalwareDef.exe
File opened for modification	C:\Windows\Web\xdwdMalwareDef.exe	pr1nt.exe
File opened for modification	C:\Windows\Web\xdwdMalwareDef.exe	pr1nt.exe
File created	C:\Windows\Web\xdwdMalwareDef.exe	Louder.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4868	schtasks.exe
5392	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5380	pr1nt.exe
5380	pr1nt.exe
6248	pr1nt.exe
6248	pr1nt.exe
4520	pr1nt.exe
4520	pr1nt.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1468	Louder.exe
Token: SeDebugPrivilege	5548	xdwdMalwareDef.exe
Token: SeDebugPrivilege	5380	pr1nt.exe
Token: SeDebugPrivilege	6248	pr1nt.exe
Token: SeIncBasePriorityPrivilege	6248	pr1nt.exe
Token: SeDebugPrivilege	4520	pr1nt.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1468 wrote to memory of 5808	1468	Louder.exe	92
PID 1468 wrote to memory of 4388	1468	Louder.exe	94
PID 4388 wrote to memory of 4868	4388	cmd.exe	96
PID 1468 wrote to memory of 6436	1468	Louder.exe	97
PID 6436 wrote to memory of 5392	6436	cmd.exe	99
PID 1468 wrote to memory of 6248	1468	Louder.exe	104

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.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\Inject\Louder.exe
"C:\Users\Admin\AppData\Local\Temp\Inject\Louder.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1468
- C:\Windows\SYSTEM32\CMD.exe
  "CMD" netsh advfirewall firewall add rule name="a{.K|*qC|.4h|s" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe" enable=yes & exit
  2⤵
  PID:5808
- C:\Windows\SYSTEM32\cmd.exe
  "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe" /RL HIGHEST & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4388
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4868
- C:\Windows\SYSTEM32\cmd.exe
  "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:6436
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5392
- C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe
  "C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:6248

C:\Windows\Web\xdwdMalwareDef.exe
C:\Windows\Web\xdwdMalwareDef.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:5548

C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe
C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5380

C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe
"C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4520

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

pr1nt.exe

Path C:\Users\Admin\AppData\Roaming\System32\pr1nt.exe
Size 462KB
SHA256 c51f7446d749059b4bc67bf9b01576a4992b21457a8a29038c3f325fe97f89f8
MD5 ed192b7cad6e280cd1bc187307214a13
SHA1 a001da88228649832db9998732a2a61889c3ef4c
SHA512 012cdd089ec15bd8ed6d46fdd2d90bb6d99fdd4731600c800d653e7b48f1bb0f16a5a537f7c8a3a69681d5de0c4f5bbb75fe720ed08de2d69626d043e47c96bb
SSDEEP 6144:+StneXG+TPQN+lqLNGeaWzfifZhAv5XhwL7IJMFjTBWzbSYtYfLOfCBumwbUzAlD:NV2qAy6W6AKdfKKn128
TLSH
T163A43A243FA98E08D580257E455E1A08CBDAD1F1253263033B1AEFA15D459EEDF2D3EB
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

xdwd.dll

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

Submit Download

memory/1468-6-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-3-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-4-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-5-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-0-0x0000000000AA0000-0x0000000000B1A000-memory.dmp

Download

memory/1468-7-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-8-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-9-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-2-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download

memory/1468-1-0x00007FF92AF3F000-0x00007FF92AF40000-memory.dmp

Download

memory/1468-61-0x00007FF92ADB0000-0x00007FF92B754000-memory.dmp

Download