Analysis
- max time kernel
149s - max time network
156s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 00:24
Behavioral task
behavioral1
Sample
3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe
Resource
win11-20260513-en
7 signatures
150 seconds
General
- Target 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe
- Size 14.9MB
- Sample260529-ap1qsaex6p
- SHA256 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081
- MD5 9d5d89b48012963e06f54b295124603e
- SHA1 29338d1c1c6c9b9794b0e255103d6c171b19f439
- SHA512 1793feb93bb085cc759c62f56dd712096b449a9f99f1136340182c72e3682c74b915dc6c0c82120a97f3232cb8613ef4a005a6c950a8d3649dc042a17a33f8c1
- SSDEEP 393216:jxuFmH8etpLB3SQ4zBKIhfraowaXCZyVlq:jxuF25T5R4tKKfAECZh
- TLSH T17FF633DEC2823173E6A00972ED9BADC83ECA4DD49501AD0C492A7F57F1E1BB962405F7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/5024-8-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-54-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-55-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-56-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-57-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-59-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-60-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-61-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-62-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-63-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-64-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-65-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-66-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-67-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-68-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-69-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-80-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-82-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-83-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-84-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-85-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-86-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-87-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-88-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect behavioral2/memory/5024-89-0x0000000000400000-0x0000000001E89000-memory.dmp vmprotect - Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe -
resource yara_rule behavioral2/memory/5024-11-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-37-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-49-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-53-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-51-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-48-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-45-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-43-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-41-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-39-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-35-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-34-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-31-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-29-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-28-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-25-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-23-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-21-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-19-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-17-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-15-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-13-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/5024-12-0x0000000010000000-0x000000001003E000-memory.dmp upx - 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 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe 5024 3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe"C:\Users\Admin\AppData\Local\Temp\3b8b7234ed7b908b477e4c54d8e9ca6d29ed2074128526270fe478814c8d2081.exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:5024