Overview
overview
8Static
static
3AACGUARD-v...02.exe
windows10-2004-x64
7AACGUARD-v...02.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows11-ltsc_2024-x64
8$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
8$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$RESOURCES...AC.exe
windows10-2004-x64
7$RESOURCES...AC.exe
windows11-ltsc_2024-x64
3$RESOURCES...r3.dll
windows10-2004-x64
1$RESOURCES...r3.dll
windows10-2004-x64
1$RESOURCES...r3.dll
windows11-ltsc_2024-x64
6$RESOURCES...r3.dll
windows10-2004-x64
1$RESOURCES...r3.dll
windows11-ltsc_2024-x64
1$RESOURCES...op.dll
windows10-2004-x64
1$RESOURCES...op.dll
windows11-ltsc_2024-x64
8$RESOURCES...r3.dll
windows10-2004-x64
1$RESOURCES...r3.dll
windows11-ltsc_2024-x64
6$RESOURCES...r3.dll
windows10-2004-x64
1$RESOURCES...r3.dll
windows11-ltsc_2024-x64
6Analysis
- max time kernel
598s - max time network
471s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/10/2026, 16:49
Static task
static1
Behavioral task
behavioral1
Sample
AACGUARD-v0.0.13-b02.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
AACGUARD-v0.0.13-b02.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral9
Sample
$RESOURCES/AACGUARD/AACGUARD/AAC.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral10
Sample
$RESOURCES/AACGUARD/AACGUARD/AAC.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral11
Sample
$RESOURCES/AACGUARD/AACGUARD/D3DCompiler_47_cor3.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral12
Sample
$RESOURCES/AACGUARD/AACGUARD/PenImc_cor3.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral13
Sample
$RESOURCES/AACGUARD/AACGUARD/PenImc_cor3.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral14
Sample
$RESOURCES/AACGUARD/AACGUARD/PresentationNative_cor3.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral15
Sample
$RESOURCES/AACGUARD/AACGUARD/PresentationNative_cor3.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral16
Sample
$RESOURCES/AACGUARD/AACGUARD/SQLite.Interop.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral17
Sample
$RESOURCES/AACGUARD/AACGUARD/SQLite.Interop.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral18
Sample
$RESOURCES/AACGUARD/AACGUARD/vcruntime140_cor3.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral19
Sample
$RESOURCES/AACGUARD/AACGUARD/vcruntime140_cor3.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral20
Sample
$RESOURCES/AACGUARD/AACGUARD/wpfgfx_cor3.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral21
Sample
$RESOURCES/AACGUARD/AACGUARD/wpfgfx_cor3.dll
Resource
win11ltsc2024-20260911-en
General
- Target $PLUGINSDIR/System.dll
- Size 12KB
- Sample261018-vbpftassbx
- SHA256 23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
- MD5 192639861e3dc2dc5c08bb8f8c7260d5
- SHA1 58d30e460609e22fa0098bc27d928b689ef9af78
- SHA512 6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
- SSDEEP 192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr
- TLSH T1B1427C1297B089F2F551493419667F2A6FBEAC5C13F405A3CFE304C63D212CB9839243
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 712 3820 WerFault.exe 84 - 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 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 652 wrote to memory of 3820 652 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:652 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3820 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3820 -s 6123⤵
- Program crash
PID:712
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3820 -ip 38201⤵PID:2532