e161926dbde52476ecadf490e4d2f8292c28bab433f6d1bc427ae13589eed769 | Triage

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25-01-2024 16:02

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General

Target

$PLUGINSDIR/nswebgui.dll
Size

167KB
MD5

1d757e2754886e20355caeb081a66dc4
SHA1

aa12ed48f0197a12092148b0fb2e5d352c7af7d1
SHA256

020c79bbd7818244168196a67c583f6284459989423cb68ea4ef69e73b59da67
SHA512

3d2dbdf39a86c24330e4f06608e272ff33026df8ca1fc5d4c956af98612394d6114fb537c820751591393c5190bccb70f56f94f6a18e685f55c26e7c483c1565
SSDEEP

3072:14nlnuxCg0q/l8Ihrq0guUwnsBotNnZgNOVoeOuRj/lrJ53eLx:1iMN1gnwnsBGN2y1hz

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2740 2380 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2292 wrote to memory of 2380	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2380	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2380	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2380	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2380	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2380	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2380	2292	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 2740	2380	rundll32.exe	WerFault.exe
PID 2380 wrote to memory of 2740	2380	rundll32.exe	WerFault.exe
PID 2380 wrote to memory of 2740	2380	rundll32.exe	WerFault.exe
PID 2380 wrote to memory of 2740	2380	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nswebgui.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2292

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nswebgui.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 252
3⤵
- Program crash
PID:2740

MITRE ATT&CK Matrix

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