Analysis
- geolocation tags
eueuropefrfrance - max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 06:36
Behavioral task
behavioral1
Sample
afterpatch.exe
Resource
win10v2004-20260911-en
17 signatures
150 seconds
General
- Target afterpatch.exe
- Size 2.7MB
- Sample260930-hc8vmaha45
- SHA256 43f2a9ae018c436617b6578deb0afb90576f5e233061e1a8ae9db856a5b457e5
- MD5 372dc0d4f84041a7858940c728ad15db
- SHA1 c15712b94d1df3fd5de7f6a8d0649ead792d4bde
- SHA512 7b69ef8f263def391d89d2a65ef1358bc062e43e3582734e784b2d2410be6abe7c475e5561cb60e127f288373de6b62571fff793e47be3caf2d3f11f08a20964
- SSDEEP 49152:Z7JlipCLod/0Y4cPyxIVwwEyZo88/MgMz70bNY6zPtaHVq5O:Z7Hi3MqyCVwwL+82m0bO6zPtakO
- TLSH T1A2D5CE2AB25EB13DD7591E35C572F3105A3B7A71EC328C2B46FC7508CB2E4481A2B765
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5160 afterpatch.tmp - Drops file in Program Files directory 26 IoCs
description ioc Process File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Gigapixel\neuroserver\Lib\site-packages\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Gigapixel\neuroserver\dml\Lib\site-packages\starlight_utils\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Adobe\Adobe After Effects 2023\Support Files\Plug-ins\Topaz Labs LLC\Topaz Video\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Adobe\Adobe After Effects 2025\Support Files\Plug-ins\Topaz Labs LLC\Topaz Video\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Photos\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\neuroserver\DLLs\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Photo\neuroserver\Lib\site-packages\starlight_utils-0.2.0-py3.12.egg\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\neuroserver\Lib\site-packages\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\neuroserver\Lib\site-packages\starlight_utils-0.2.0-py3.12.egg\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Videos\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Adobe\Adobe After Effects 2026\Support Files\Plug-ins\Topaz Labs LLC\Topaz Video\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Gigapixels\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\neuroserver\Lib\site-packages\starlight_utils\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Gigapixel\neuroserver\DLLs\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Photo\neuroserver\dml\Lib\site-packages\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Photo\neuroserver\dml\Lib\site-packages\starlight_utils-0.2.0-py3.12.egg\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Common Files\OFX\Plugins\Topaz Video.ofx.bundle\Contents\Win64\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\neuroserver\dml\Lib\site-packages\starlight_utils-0.2.0-py3.12.egg\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Gigapixel\neuroserver\dml\Lib\site-packages\starlight_utils-0.2.0-py3.12.egg\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Photo\neuroserver\DLLss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Photo\neuroserver\Lib\site-packages\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\neuroserver\DLLss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Video\neuroserver\dml\Lib\site-packages\starlight_utilss\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Adobe\Adobe After Effects 2024\Support Files\Plug-ins\Topaz Labs LLC\Topaz Video\rlm1611.dll afterpatch.tmp File opened for modification C:\Program Files\Topaz Labs LLC\Topaz Gigapixel\neuroserver\Lib\site-packages\starlight_utils-0.2.0-py3.12.egg\starlight_utilss\rlm1611.dll afterpatch.tmp - 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 afterpatch.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language afterpatch.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1984-0-0x0000000000400000-0x00000000004FD000-memory.dmp innosetup behavioral2/memory/1984-14-0x0000000000400000-0x00000000004FD000-memory.dmp innosetup - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5160 afterpatch.tmp 5160 afterpatch.tmp - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5160 afterpatch.tmp - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1984 wrote to memory of 5160 1984 afterpatch.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\afterpatch.exe"C:\Users\Admin\AppData\Local\Temp\afterpatch.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Users\Admin\AppData\Local\Temp\is-KR1SA.tmp\afterpatch.tmp"C:\Users\Admin\AppData\Local\Temp\is-KR1SA.tmp\afterpatch.tmp" /SL5="$8026E,1706450,976384,C:\Users\Admin\AppData\Local\Temp\afterpatch.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:5160
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\Topaz Labs LLC\Topaz Video\models\VR.lic
- Size 543B
- SHA256 cb3be0e6ab4d14d4560d276980de9abb7be9a1f3c072284c359e84cf4ee3b36b
- MD5 fadc5dbfd5be7775911401cff50721a3
- SHA1 d39f1dded59271497a12de4cc2f960c7ffe9a829
- SHA512 cdefb8e8eaf84133c3b2a2f44b1df45c079cb3a60b10154f8cd863fc89a902e853e6e88e9c429811ee6005c882c1429351916a6285ca77af9173d040666fe69e
- TLSH T181F0E56CC51112BAD3470ACC6F0C18692A80B103C482A95563ECDDC013C00597343AFC
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-KR1SA.tmp\afterpatch.tmp
- Size 3.6MB
- SHA256 2c2908a094afaf33007b00394bb603e3fec1bb2942f2e7da784f3af10110a93a
- MD5 3d8a8559b54dd95453dbd8078607fbfe
- SHA1 ab3adf4facc398f67f862d59336acb2ae1ef0da1
- SHA512 90bab7072555b45c04f94f5c64603a46c4a96459fea153eb5df63980387907b37a0dfe9a40983618dfd663c2ded68c102ccca5c32f04e6ace2125b21b64cca00
- SSDEEP 49152:kviYUtaivJlWSM0WXo7FhDGS6Yh2ewYAJpg7xmUzWc8UecQ3/fmmowkTOE333rX:5goDyS6Oy/+z333rX
- TLSH T135064913F244713BD35E1E35843BA79489377661AD2A8D276AFCAC4C4F791402E3BB86
- MD5 SHA1 SHA512 SSDEEP TLSH