Overview
overview
8Static
static
3avast_secu...up.exe
windows10-2004-x64
8avast_secu...up.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...er.exe
windows10-2004-x64
3$PLUGINSDI...er.exe
windows11-ltsc_2024-x64
3$PLUGINSDI...up.exe
windows10-2004-x64
4$PLUGINSDI...up.exe
windows11-ltsc_2024-x64
4$PLUGINSDI...ui.dll
windows10-2004-x64
1$PLUGINSDI...ui.dll
windows11-ltsc_2024-x64
1Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
08/08/2026, 19:54
Static task
static1
Behavioral task
behavioral1
Sample
avast_secure_browser_setup.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
avast_secure_browser_setup.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/AvastBrowserInstaller.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/AvastBrowserInstaller.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/AvastBrowserUpdateSetup.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/AvastBrowserUpdateSetup.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/sciterui.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/sciterui.dll
Resource
win11ltsc2024-20260709-en
General
- Target $PLUGINSDIR/AvastBrowserInstaller.exe
- Size 11.1MB
- Sample260808-ymrl4axzaz
- SHA256 5638bd9add1dc2665e09890352d721fd983c2b280f16d2f95ae9b7a57395cc31
- MD5 18d2a47d07d74fee3b5171b4c89d1cfb
- SHA1 4bfcbaf117c6c8b2fd548e8ecbe4cb6a0721d519
- SHA512 a5515979f5f89b76c975a429761eb5782357a6c93b81bf9fc7b2a0e72166a5854e0a6caaccd996378eabf18e8a7f3aa678cb0fc548c44fdeec66084e5280c92b
- SSDEEP 196608:djznGwZMb2U/KMgTHNcfVNurYTtajHpEgwC8rM+BWKLNoGfK11oEqSG6klkfsMWG:owZMbu6+yWKLjKzG60rqNp+
- TLSH T19CC6BF33BA81C079C69203B0594CF79997FEFAB11F32419BA798275D6F384D1A721A43
- MD5 SHA1 SHA512 SSDEEP TLSH
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 AvastBrowserInstaller.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5044 AvastBrowserInstaller.exe 5044 AvastBrowserInstaller.exe