Overview
overview
8Static
static
5utorrent_i...er.exe
windows11-21h2-x64
8$PLUGINSDIR/INetC.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...el.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ll.dll
windows11-21h2-x64
3$PLUGINSDI...nt.exe
windows11-21h2-x64
7Analysis
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max time kernel
147s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
15-11-2024 03:46
Behavioral task
behavioral1
Sample
utorrent_installer.exe
Resource
win11-20241007-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/INetC.dll
Resource
win11-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20241023-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/bt_datachannel.dll
Resource
win11-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20241007-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsisFirewall.dll
Resource
win11-20241007-en
General
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Target
$PLUGINSDIR/nsisFirewall.dll
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Size
8KB
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MD5
f5bf81a102de52a4add21b8a367e54e0
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SHA1
cf1e76ffe4a3ecd4dad453112afd33624f16751c
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SHA256
53be5716ad80945cb99681d5dbda60492f5dfb206fbfdb776b769b3eeb18d2c2
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SHA512
6e280a75f706474ad31b2ce770fa34f54cb598528fac4477c466200a608b79c0f9b84011545595d9ba94331ad08e2f51bd42de91f92379db27686a28ba351256
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SSDEEP
96:8SMPv+eLDUDp+weLv2lstU+0IgNB2Aa20kdArfOwJKbFrMiRsuHdRYL:wnxLDUwp6sgN2RDrzJMMmsuYL
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2044 4720 WerFault.exe 80 -
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 2160 wrote to memory of 4720 2160 rundll32.exe 80 PID 2160 wrote to memory of 4720 2160 rundll32.exe 80 PID 2160 wrote to memory of 4720 2160 rundll32.exe 80
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisFirewall.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisFirewall.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4720 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 4683⤵
- Program crash
PID:2044
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4720 -ip 47201⤵PID:3400