Overview
overview
8Static
static
3BSK Optimi....0.exe
windows10-2004-x64
7BSK Optimi....0.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows11-ltsc_2024-x64
8$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows11-ltsc_2024-x64
3$PLUGINSDIR/app-64.7z
windows10-2004-x64
1$PLUGINSDIR/app-64.7z
windows11-ltsc_2024-x64
8BSK Optimizer.exe
windows10-2004-x64
7BSK Optimizer.exe
windows11-ltsc_2024-x64
4LICENSE.electron.txt
windows10-2004-x64
1LICENSE.electron.txt
windows11-ltsc_2024-x64
8chrome_100...nt.pak
windows10-2004-x64
3chrome_100...nt.pak
windows11-ltsc_2024-x64
3chrome_200...nt.pak
windows10-2004-x64
3chrome_200...nt.pak
windows11-ltsc_2024-x64
3icudtl.dat
windows10-2004-x64
3icudtl.dat
windows11-ltsc_2024-x64
3locales/af.pak
windows10-2004-x64
3locales/af.pak
windows11-ltsc_2024-x64
3locales/am.pak
windows10-2004-x64
3locales/am.pak
windows11-ltsc_2024-x64
3locales/ar.pak
windows10-2004-x64
3locales/ar.pak
windows11-ltsc_2024-x64
3locales/bg.pak
windows10-2004-x64
3locales/bg.pak
windows11-ltsc_2024-x64
3locales/bn.pak
windows10-2004-x64
3locales/bn.pak
windows11-ltsc_2024-x64
3Analysis
- max time kernel
298s - max time network
302s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/06/2026, 17:28
Static task
static1
Behavioral task
behavioral1
Sample
BSK Optimizer Setup 1.0.0.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
BSK Optimizer Setup 1.0.0.exe
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/UAC.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/app-64.7z
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/app-64.7z
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral13
Sample
BSK Optimizer.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
BSK Optimizer.exe
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral15
Sample
LICENSE.electron.txt
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
LICENSE.electron.txt
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral17
Sample
chrome_100_percent.pak
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
chrome_100_percent.pak
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral19
Sample
chrome_200_percent.pak
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
chrome_200_percent.pak
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral21
Sample
icudtl.dat
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
icudtl.dat
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral23
Sample
locales/af.pak
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
locales/af.pak
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral25
Sample
locales/am.pak
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
locales/am.pak
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral27
Sample
locales/ar.pak
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
locales/ar.pak
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral29
Sample
locales/bg.pak
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
locales/bg.pak
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral31
Sample
locales/bn.pak
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
locales/bn.pak
Resource
win11ltsc2024-20260618-en
General
- Target locales/bg.pak
- Size 885KB
- Sample260628-v2edjaav3t
- SHA256 24c09721c3cb4f3fe7eb403113375257197bed808295c6b85532409b6664db45
- MD5 d0b47c1cf62b29b866ca630958a019fb
- SHA1 bae6e1af9d7225584510443aed21a40fcea349e3
- SHA512 39472b1f6859c10cc782a303761d63a2409807d7d342c3bc558075284cf455a26c3e1b9b4ce67a5fbd84e6c4b621adcfd8fd8a819cfc25554962454e5f4b5816
- SSDEEP 24576:E+CDcquMMLYzzQkECPUwVbtcHU373ZA+3aAKHkVDYyKzumpod2nm5c0XuGox3QN3:hCDcquMMLYUKUwVbtcHU373Z93arkVDn
- TLSH T1C11514A15B9A689F0101F45F98087E093CEB84FE3FE7879241652DBD39F10B487BA64D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4108 OpenWith.exe