Overview
overview
8Static
static
3Leonardo 0...R].zip
windows10-2004-x64
1Leonardo 0...R].zip
windows11-ltsc_2024-x64
8Leonardo 0...me.txt
windows10-2004-x64
1Leonardo 0...me.txt
windows11-ltsc_2024-x64
1Leonardo 0...ll.exe
windows10-2004-x64
4Leonardo 0...ll.exe
windows11-ltsc_2024-x64
4$PLUGINSDI...ID.dll
windows10-2004-x64
3$PLUGINSDI...ID.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
8$PLUGINSDI...rd.bmp
windows10-2004-x64
1$PLUGINSDI...rd.bmp
windows11-ltsc_2024-x64
8$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3Uninstall.exe.nsis
windows10-2004-x64
3Uninstall.exe.nsis
windows11-ltsc_2024-x64
8leonardo.0...64.exe
windows10-2004-x64
1leonardo.0...64.exe
windows11-ltsc_2024-x64
1leonardo.0...rm.exe
windows10-2004-x64
leonardo.0...rm.exe
windows11-ltsc_2024-x64
run_latest...do.exe
windows10-2004-x64
3run_latest...do.exe
windows11-ltsc_2024-x64
6Leonardo 0...rd.txt
windows10-2004-x64
1Leonardo 0...rd.txt
windows11-ltsc_2024-x64
8Leonardo 0...ch.exe
windows10-2004-x64
7Leonardo 0...ch.exe
windows11-ltsc_2024-x64
8Leonardo 0...co.nfo
windows10-2004-x64
1Leonardo 0...co.nfo
windows11-ltsc_2024-x64
1Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/07/2026, 15:52
Static task
static1
Behavioral task
behavioral1
Sample
Leonardo 0.17.70 Multilingual Beta [FileCR].zip
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Leonardo 0.17.70 Multilingual Beta [FileCR].zip
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral3
Sample
Leonardo 0.17.70 Multilingual Beta/Readme.txt
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
Leonardo 0.17.70 Multilingual Beta/Readme.txt
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral5
Sample
Leonardo 0.17.70 Multilingual Beta/leonardo.0.17.70.winstall.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
Leonardo 0.17.70 Multilingual Beta/leonardo.0.17.70.winstall.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/ApplicationID.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/ApplicationID.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral15
Sample
Uninstall.exe.nsis
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
Uninstall.exe.nsis
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral17
Sample
leonardo.0.17.70.win64.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
leonardo.0.17.70.win64.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral19
Sample
leonardo.0.17.70.win64arm.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
leonardo.0.17.70.win64arm.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral21
Sample
run_latest_leonardo.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
run_latest_leonardo.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral23
Sample
Leonardo 0.17.70 Multilingual Beta/password.txt
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
Leonardo 0.17.70 Multilingual Beta/password.txt
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral25
Sample
Leonardo 0.17.70 Multilingual Beta/zmco-patch.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
Leonardo 0.17.70 Multilingual Beta/zmco-patch.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral27
Sample
Leonardo 0.17.70 Multilingual Beta/zmco.nfo
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
Leonardo 0.17.70 Multilingual Beta/zmco.nfo
Resource
win11ltsc2024-20260706-en
General
- Target $PLUGINSDIR/System.dll
- Size 11KB
- Sample260707-tbbdhsgy91
- SHA256 a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
- MD5 75ed96254fbf894e42058062b4b4f0d1
- SHA1 996503f1383b49021eb3427bc28d13b5bbd11977
- SHA512 58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4
- SSDEEP 192:X24sihno0bW+l97H4GB7QDs91kMtwtobTr4u+QHbazMNHT7dmNIEr:m8vJl97JeoxtN/r3z7YV
- TLSH T1E0327D1293E044F2F191853C086B3B5AAB7A65099BE24EA79FE381817D15AD6BD3D303
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 1812 5040 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 4400 wrote to memory of 5040 4400 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:4400 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5040 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5040 -s 6123⤵
- Program crash
PID:1812
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5040 -ip 50401⤵PID:1780