Overview
overview
8Static
static
3qbittorren...up.exe
windows11-21h2-x64
8$PLUGINSDI...LL.dll
windows11-21h2-x64
3$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
1uninst.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...lW.dll
windows11-21h2-x64
3Analysis
-
max time kernel
1472s -
max time network
1485s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
04-11-2024 19:56
Static task
static1
Behavioral task
behavioral1
Sample
qbittorrent_5.0.1_x64_setup.exe
Resource
win11-20241007-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win11-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11-20241007-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20241023-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20241007-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsisFirewallW.dll
Resource
win11-20241007-en
Behavioral task
behavioral8
Sample
qbittorrent.exe
Resource
win11-20241023-en
Behavioral task
behavioral9
Sample
uninst.exe
Resource
win11-20241007-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win11-20241007-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11-20241007-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win11-20241007-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20241007-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsisFirewallW.dll
Resource
win11-20241007-en
General
-
Target
$PLUGINSDIR/nsisFirewallW.dll
-
Size
8KB
-
MD5
f5bf81a102de52a4add21b8a367e54e0
-
SHA1
cf1e76ffe4a3ecd4dad453112afd33624f16751c
-
SHA256
53be5716ad80945cb99681d5dbda60492f5dfb206fbfdb776b769b3eeb18d2c2
-
SHA512
6e280a75f706474ad31b2ce770fa34f54cb598528fac4477c466200a608b79c0f9b84011545595d9ba94331ad08e2f51bd42de91f92379db27686a28ba351256
-
SSDEEP
96:8SMPv+eLDUDp+weLv2lstU+0IgNB2Aa20kdArfOwJKbFrMiRsuHdRYL:wnxLDUwp6sgN2RDrzJMMmsuYL
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3620 3436 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 3 IoCs
description pid Process procid_target PID 3568 wrote to memory of 3436 3568 rundll32.exe 81 PID 3568 wrote to memory of 3436 3568 rundll32.exe 81 PID 3568 wrote to memory of 3436 3568 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisFirewallW.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3568 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisFirewallW.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3436 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 4603⤵
- Program crash
PID:3620
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3436 -ip 34361⤵PID:2828