Analysis
- user interaction
yes - max time kernel
149s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/10/2026, 02:02
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
Extractor.exe
Resource
win10v2004-20260911-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
Extractor.exe
Resource
win11ltsc2024-20260911-en
2 signatures
150 seconds
Behavioral task
behavioral3
Sample
Guna.UI2.dll
Resource
win10v2004-20260911-en
0 signatures
150 seconds
Behavioral task
behavioral4
Sample
Guna.UI2.dll
Resource
win11ltsc2024-20260911-en
0 signatures
150 seconds
Behavioral task
behavioral5
Sample
VirusBuilder.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral6
Sample
VirusBuilder.exe
Resource
win11ltsc2024-20260911-en
21 signatures
150 seconds
General
- Target VirusBuilder.exe
- Size 522KB
- Sample261024-cf8fda1zex
- SHA256 cf4b1f40d6d51aff94cdab689e598a3d419e4dc1cbf194d92a545ad20c4d1900
- MD5 52ae0560ee576e4e39848e003449de32
- SHA1 a01860b863aea6711a6fc223c6a78380165c9ee7
- SHA512 2c2fb3502701a2508c1e5db8cfe030db1b79acc4ad5f6c8c9de7d980b318574c6e92d4b519dddfe14cc767c4f39c22528ea21b8b8e6293ea364d5d9bb76a6922
- SSDEEP 6144:kX3xbsFIJCnJQoJugnP6lDP/AWbQ7Voj3XiavoBrhxMBjKTxgU4VIN8J:kX6rnJQoJF6Fw7VE3ZABrwBjTUmI
- TLSH T144B4EFBAB0447AF5EAAE0FFB96473CBC5B7691730F47EAC9209455CB0C723629D12844
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- 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 VirusBuilder.exe - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS VirusBuilder.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer VirusBuilder.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion VirusBuilder.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4084 VirusBuilder.exe 4084 VirusBuilder.exe 4084 VirusBuilder.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4084 VirusBuilder.exe