Analysis
- max time kernel
150s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/08/2026, 16:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
General
- Target 681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe
- Size 1.6MB
- Sample260801-tylsrsdk3v
- SHA256 681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f
- MD5 fce49859c968ecaf3902e13bc057b0b1
- SHA1 cf0425103e65b3d2e7e61899de4dba16036a1482
- SHA512 d266f34a6a5f5561cecae4023d912887b7cd159b1091be9e1b0a2416e7f968d09c6d184b74edafbe7504e2d9d131fe36475772864ada794dc44b5bc5aab93727
- SSDEEP 24576:fJHPLxGSxZHRWx8Tu10A7ykw111HZ5EDSn9zoKyk+Jz0W3PwktqgHWvGNpPXZ4jM:fialcpx761B72S9z9yNRX/zU8En0p
- TLSH T1D6751212B762C0F1C49702755962D33EFB7062004BA9CDE7EBC46D60AD626E67A3B34D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5740 1B0C0F0A120C156A155D15B0E0A160C0E160F.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2484 681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe 5740 1B0C0F0A120C156A155D15B0E0A160C0E160F.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1B0C0F0A120C156A155D15B0E0A160C0E160F.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2484 wrote to memory of 5740 2484 681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe"C:\Users\Admin\AppData\Local\Temp\681c52d7b2861dc3afdc19ad3936c56089cd930e562c56d81542876f9920d62f.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2484 -
C:\Users\Admin\AppData\Local\Temp\1B0C0F0A120C156A155D15B0E0A160C0E160F.exeC:\Users\Admin\AppData\Local\Temp\1B0C0F0A120C156A155D15B0E0A160C0E160F.exe2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
PID:5740
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\1B0C0F0A120C156A155D15B0E0A160C0E160F.exe
- Size 1.6MB
- SHA256 add94ceabfde1ebe26822808cf4fb5e861dfde4717447bc4d5928fad6244786d
- MD5 ea0858211e70507a935c21fc168f7129
- SHA1 41392ada990062b1c88145c6617fe95ff04ae4ff
- SHA512 be4346360b4076f436b97491c54a58c5f5cf90d7556d2351975cc3d9c370948f7477231e8b723658a2d5e25f539b68346952a9da641d5fa427554b61d567a202
- SSDEEP 24576:3JHPLxGSxZHRWx8Tu10A7ykw111HZ5EDSn9zoKyk+Jz0W3PwktqgHWvGNpPXZ4jM:3ialcpx761B72S9z9yNRX/zU8En0p
- TLSH T104751212B762C0F1C49702755962D33EFB7062004BA9CDE7EBC46D60AD626E67A3B34D
- MD5 SHA1 SHA512 SSDEEP TLSH