Overview
overview
7Static
static
3Dini Optim....0.exe
windows11-21h2-x64
7$PLUGINSDI...ls.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDIR/UAC.dll
windows11-21h2-x64
3$PLUGINSDI...ll.dll
windows11-21h2-x64
3$PLUGINSDIR/app-64.7z
windows11-21h2-x64
1LICENSE.electron.txt
windows11-21h2-x64
3chrome_100...nt.pak
windows11-21h2-x64
3chrome_200...nt.pak
windows11-21h2-x64
3icudtl.dat
windows11-21h2-x64
3locales/af.pak
windows11-21h2-x64
3locales/am.pak
windows11-21h2-x64
3locales/ar.pak
windows11-21h2-x64
3locales/bg.pak
windows11-21h2-x64
3locales/bn.pak
windows11-21h2-x64
3resources/elevate.exe
windows11-21h2-x64
3vk_swiftshader.dll
windows11-21h2-x64
1vulkan-1.dll
windows11-21h2-x64
1$PLUGINSDI...rd.bmp
windows11-21h2-x64
$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3$PLUGINSDI...ss.dll
windows11-21h2-x64
3$PLUGINSDI...7z.dll
windows11-21h2-x64
3$R0/Uninst...er.exe
windows11-21h2-x64
7$PLUGINSDI...ls.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDIR/UAC.dll
windows11-21h2-x64
3$PLUGINSDI...ll.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3$PLUGINSDI...ss.dll
windows11-21h2-x64
3uninstallerIcon.ico
windows11-21h2-x64
3Analysis
- max time kernel
898s - max time network
532s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
24/08/2026, 16:37
Static task
static1
Behavioral task
behavioral1
Sample
Dini Optimizer Setup 1.0.0.exe
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/app-64.7z
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
LICENSE.electron.txt
Resource
win11-20260513-en
Behavioral task
behavioral8
Sample
chrome_100_percent.pak
Resource
win11-20260513-en
Behavioral task
behavioral9
Sample
chrome_200_percent.pak
Resource
win11-20260513-en
Behavioral task
behavioral10
Sample
icudtl.dat
Resource
win11-20260513-en
Behavioral task
behavioral11
Sample
locales/af.pak
Resource
win11-20260513-en
Behavioral task
behavioral12
Sample
locales/am.pak
Resource
win11-20260513-en
Behavioral task
behavioral13
Sample
locales/ar.pak
Resource
win11-20260513-en
Behavioral task
behavioral14
Sample
locales/bg.pak
Resource
win11-20260513-en
Behavioral task
behavioral15
Sample
locales/bn.pak
Resource
win11-20260513-en
Behavioral task
behavioral16
Sample
resources/elevate.exe
Resource
win11-20260513-en
Behavioral task
behavioral17
Sample
vk_swiftshader.dll
Resource
win11-20260513-en
Behavioral task
behavioral18
Sample
vulkan-1.dll
Resource
win11-20260513-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win11-20260513-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260513-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20260513-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win11-20260513-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win11-20260513-en
Behavioral task
behavioral24
Sample
$R0/Uninstall Dini Optimizer.exe
Resource
win11-20260513-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11-20260513-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260513-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20260513-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11-20260513-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260513-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20260513-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win11-20260513-en
Behavioral task
behavioral32
Sample
uninstallerIcon.ico
Resource
win11-20260513-en
General
- Target $PLUGINSDIR/StdUtils.dll
- Size 100KB
- Sample260824-t4vb4aeb98
- SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
- MD5 c6a6e03f77c313b267498515488c5740
- SHA1 3d49fc2784b9450962ed6b82b46e9c3c957d7c15
- SHA512 9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803
- SSDEEP 3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v
- TLSH T125A33B62A2FA9CF5E4E70B3D1469BB264CBB7B383431D93F2342054B8534586DA2D35B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 2324 1668 WerFault.exe 81 - 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 5040 wrote to memory of 1668 5040 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5040 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 5363⤵
- Program crash
PID:2324
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1668 -ip 16681⤵PID:3968