Overview
overview
7Static
static
3qbittorren...up.exe
windows11-21h2-x64
7$PLUGINSDI...LL.dll
windows11-21h2-x64
3$PLUGINSDI...LL.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDIR/UAC.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...lW.dll
windows11-21h2-x64
3qbittorrent.exe
windows11-21h2-x64
1Analysis
- max time kernel
86s - max time network
95s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
06/08/2026, 04:32
Static task
static1
Behavioral task
behavioral1
Sample
qbittorrent_5.2.3_x64_setup.exe
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsisFirewallW.dll
Resource
win11-20260513-en
Behavioral task
behavioral8
Sample
qbittorrent.exe
Resource
win11-20260513-en
General
- Target $PLUGINSDIR/FindProcDLL.dll
- Size 3KB
- Sample260806-e6ebbsx1d1
- SHA256 c0948b2ec36a69f82c08935fac4b212238b6792694f009b93b4bdb478c4f26e3
- MD5 b4faf654de4284a89eaf7d073e4e1e63
- SHA1 8efcfd1ca648e942cbffd27af429784b7fcf514b
- SHA512 eef31e332be859cf2a64c928bf3b96442f36fe51f1a372c5628264a0d4b2fc7b3e670323c8fb5ffa72db995b8924da2555198e7de7b4f549d9e0f9e6dbb6b388
- TLSH T1E07186BA56E54FFDD1541A3030CE7003EBDE75B416AB625AC93B261A7BD0191D83CA22
- MD5 SHA1 SHA512 TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 2220 3800 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 2864 wrote to memory of 3800 2864 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\FindProcDLL.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2864 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\FindProcDLL.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3800 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3800 -s 4483⤵
- Program crash
PID:2220
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3800 -ip 38001⤵PID:3792