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 email-plain-1.txt
- Size 1KB
- Sample260909-2jm2aabl2v
- SHA256 6e00ec47d8ae91b32ec816a33b69d7da502c751ce0dce0e57b872c69f473af89
- MD5 258d19daf8ee16eaf289db0098440a2f
- SHA1 698b800c2624b731bc613d51320a7eb7680a1583
- SHA512 944503f470b46dc50d4d718f8256f3c82c002ad117500a481bbf42ce2163831e7eeb61bfd7d15ed640ddf4514df8a27efa6fd4a19bcda12bf36120f609e17bca
- TLSH T1B221753BFBD237B16A22C03C798370DADE588030D7A959A01048547E4358F78DD7F98A
- MD5 SHA1 SHA512 TLSH
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3832 cmd.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2654269261-3199571979-4291878722-1000_Classes\Local Settings cmd.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3832 wrote to memory of 2112 3832 cmd.exe 82
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\email-plain-1.txt1⤵
- Executes a command shell one-liner
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3832 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\email-plain-1.txt2⤵PID:2112
-