Overview
overview
7Static
static
3FileZilla_...up.exe
windows10-2004-x64
4FileZilla_...up.exe
windows11-ltsc_2024-x64
4$PLUGINSDIR/INetC.dll
windows10-2004-x64
3$PLUGINSDIR/INetC.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...nu.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
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...id.dll
windows10-2004-x64
3$PLUGINSDI...id.dll
windows11-ltsc_2024-x64
3$R0.dll
windows10-2004-x64
3$R0.dll
windows11-ltsc_2024-x64
3$R2/NSIS.L...6_.exe
windows10-2004-x64
3$R2/NSIS.L...6_.exe
windows11-ltsc_2024-x64
3$_36_.dll
windows10-2004-x64
3$_36_.dll
windows11-ltsc_2024-x64
3GPL.html
windows10-2004-x64
3GPL.html
windows11-ltsc_2024-x64
3filezilla.exe
windows10-2004-x64
7filezilla.exe
windows11-ltsc_2024-x64
7fzstorj.exe
windows10-2004-x64
1fzstorj.exe
windows11-ltsc_2024-x64
1libargon2.dll
windows10-2004-x64
1libargon2.dll
windows11-ltsc_2024-x64
1libfilezilla-59.dll
windows10-2004-x64
1libfilezilla-59.dll
windows11-ltsc_2024-x64
1Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/09/2026, 12:26
Static task
static1
Behavioral task
behavioral1
Sample
FileZilla_3.71.1_win64_sponsored2-setup.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
FileZilla_3.71.1_win64_sponsored2-setup.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/INetC.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/INetC.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/UAC.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsis_appid.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/nsis_appid.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
$R0.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
$R0.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
$R2/NSIS.Library.RegTool.v3.$_106_.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
$R2/NSIS.Library.RegTool.v3.$_106_.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral21
Sample
$_36_.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
$_36_.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
GPL.html
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
GPL.html
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral25
Sample
filezilla.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
filezilla.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral27
Sample
fzstorj.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
fzstorj.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral29
Sample
libargon2.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
libargon2.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral31
Sample
libfilezilla-59.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
libfilezilla-59.dll
Resource
win11ltsc2024-20260709-en
General
- Target $PLUGINSDIR/INetC.dll
- Size 24KB
- Sample260910-pl81bawyaz
- SHA256 c1e568e25ec111184deb1b87cfda4bfec529b1abeab39b66539d998012f33502
- MD5 640bff73a5f8e37b202d911e4749b2e9
- SHA1 9588dd7561ab7de3bca392b084bec91f3521c879
- SHA512 39c6c358e2b480c8cbebcc1da683924c8092fb2947f2da4a8df1b0dc1fdda61003d91d12232a436ec88ff4e0995b7f6ee8c6efbdca935eaa984001f7a72fea0a
- SSDEEP 384:wv1j9e9dEs+rN+qFLAjNXT37vYnOrvFhSL+ZwcSyekzANZBJ:w1AvEs3HBLzYn29vYh
- TLSH T1F2B2E69157EA135EF7F19F347475EB2249BBBC214821C8CF5633268E19B2242E930727
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4324 6376 WerFault.exe 91 - 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 6260 wrote to memory of 6376 6260 rundll32.exe 91
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:6260 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:6376 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 6376 -s 5363⤵
- Program crash
PID:4324
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 6376 -ip 63761⤵PID:4256