Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
09/09/2026, 22:36
Static task
static1
Behavioral task
behavioral1
Sample
message001 (16).eml
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
Certificate Of Creditable Withholding Tax.rar
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
Users/catoma/OneDrive/Desktop/Data Encoder/Certificate Of Creditable Withholding Tax.iso
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
Certificate Of Creditable Withholding Tax.exe
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
email-html-2.html
Resource
win11-20260513-en
Behavioral task
behavioral6
Sample
email-plain-1.txt
Resource
win11-20260513-en
General
- Target message001 (16).eml
- Size 812KB
- Sample260909-2jm2aabl2v
- SHA256 156b2b5c132e5fc14853d67e067362f725685dac3fb10b11bea272b5b90af023
- MD5 26b43f1194b80e7cfa8738ed1170b583
- SHA1 3293ca743911d55aa07734cac882eee1ab4d220d
- SHA512 16240415f30b4bdde698a77c69a34cfd3bc963c63ddded03742079d005c35696789420bb4edf0726c7eea6d5a78b4b9b5b14491fbec0861471bf6df33c561ac1
- SSDEEP 24576:9h7PSGXeWVr9kBrrbx9ZFiBCmdsGZFrz9:9hpPklinZz9
- TLSH T16405230A9F1B2FF81184533EB0296F4DCED225826C82A5C732B545461E9DFDE07ABD36
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 OUTLOOK.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz OUTLOOK.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 OUTLOOK.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString OUTLOOK.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS OUTLOOK.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily OUTLOOK.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU OUTLOOK.EXE -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2043432456-1617298091-2772621413-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\OUTLOOK.EXE = "10001" OUTLOOK.EXE - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4376 OUTLOOK.EXE - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4376 OUTLOOK.EXE - Suspicious use of SetWindowsHookEx 31 IoCs
pid Process 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE 4376 OUTLOOK.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE"C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE" /eml "C:\Users\Admin\AppData\Local\Temp\message001 (16).eml"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:4376