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
899s - max time network
470s - 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 locales/bg.pak
- Size 861KB
- Sample260824-t4vb4aeb98
- SHA256 50e4f6b9c387adf4baba3377c61d99326cc3987928d8d60b88d1ac29352820ea
- MD5 0e8005b17ac49f50fb60f116f822840d
- SHA1 f2486da277de22e5741356f8e73e60b7a7492510
- SHA512 5df18bbeabd56e70d4c5a80dee5b7ce48259000665941634937e556e3b3a1c6403aa45c410f6f755607549c9dd35d722987b447c50efca51228ffeca4628756d
- SSDEEP 24576:9MCo3qBsklYOdAs1axUYVbOAHi373Z5+3aAK5kVDV5uRumpod2JK5ITOuORx6QKq:9MCo3qBsklY/UYVbOAHi373Z83a1kVDj
- TLSH T1611524A15B9A68DF0101F45F98087E093CEB54FE3FE7879241642DBD39F10B886BA64D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2788 cmd.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1636999435-3883760687-346127294-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-1636999435-3883760687-346127294-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1108 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\locales\bg.pak1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:2788
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1108