Analysis
- max time kernel
150s - max time network
113s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/07/2026, 22:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe
- Size 6.8MB
- Sample260709-2ht37sat8j
- SHA256 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9
- MD5 8c735be5a03a1e07ab9031214511080e
- SHA1 f728b911eba6fbb82e3ef761bf22581e7acf5c47
- SHA512 749d3a081bf5b8095631753701ae65c9ba5ebd1c7c461a2b1eb088338f4da6e8e488d66230d81b3bb4a8e5d20ce10fe1a3021a7103c76c71dc1075968b8e3e12
- SSDEEP 196608:WpRFKTqBtz2zq2+0KqkOF6jtdsMsCOkO:IGTO0b7EdxO
- TLSH T123762262B6D144F6D612873088A26B39FB71BB420F35CBD74361CE696D33290EE37256
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Drops file in Drivers directory 2 IoCs
description ioc Process File created C:\Windows\system32\drivers\ksthunk64.sys 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe File opened for modification C:\Windows\system32\drivers\ksthunk64.sys 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe - Executes dropped EXE 2 IoCs
pid Process 2368 VMDisk_d64.sys 916 ksthunk64.sys -
resource yara_rule behavioral2/memory/6008-4-0x0000000010000000-0x0000000010071000-memory.dmp vmprotect behavioral2/memory/6008-2-0x0000000010000000-0x0000000010071000-memory.dmp vmprotect behavioral2/files/0x000e00000001c56d-13.dat vmprotect behavioral2/memory/2368-16-0x0000000000010000-0x0000000000072000-memory.dmp vmprotect - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\system32\VMDisk_d64.sys 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe - Suspicious behavior: LoadsDriver 3 IoCs
pid Process 808 Process not Found 808 Process not Found 808 Process not Found - Suspicious behavior: RenamesItself 1 IoCs
pid Process 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe Token: SeDebugPrivilege 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe 6008 597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe"C:\Users\Admin\AppData\Local\Temp\597ac95ec084d7faf11a7d63c3372da532bf0fb1d1e87a6995c18af8e5a765c9.exe"1⤵
- Drops file in Drivers directory
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:6008
-
C:\Windows\system32\VMDisk_d64.sysC:\Windows\system32\VMDisk_d64.sys1⤵
- Executes dropped EXE
PID:2368
-
C:\Windows\system32\drivers\ksthunk64.sysC:\Windows\system32\drivers\ksthunk64.sys1⤵
- Executes dropped EXE
PID:916
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\System32\drivers\ksthunk64.sys
- Size 214KB
- SHA256 6514eb5f3e3ea445cf0c804a85e4a7d686a9a798990450bbb75d24daa838b9c5
- MD5 256180a2e2525313861f1b673b1762ce
- SHA1 a886c4e98a97bf0de12a477c3f223897203f3649
- SHA512 2cc28acdd20c5f57b1ed0e11cca277c8f479a0f04b06aec96038103432c8dccb8c56ba7870ab7cba4ae525198463b9a8ad2cf1649946952be171f3631bfa1a25
- SSDEEP 6144:Zk1uNbhp0a3U+5/f17kz++OX0KZuZ6ONTRoy559byWFMZC:ZXhq+NkC1+TRoq59b16ZC
- TLSH T18F24126700E44807EC4B0570984ADBF34EF9B62FDB8895853D9976B968C37E84B0DE27
- MD5 SHA1 SHA512 SSDEEP TLSH