c90f02f4c4f58772131c5fc1b8cc8acc647005189e1abd87ecae379a41b0eac8 | Triage

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 20:45

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

01e76fe9d2033606a48d4816bd9c2d9d
SHA1

e46d8a9ed4d5da220c81baf5f1fdb94708e9aba2
SHA256

ee052fd5141bf769b841846170aabf0d7c2bb922c74c623c3f109344534f7a70
SHA512

62ef7095d1bf53354c20329c2ce8546c277aa0e791839c8a24108a01f9483a953979259e0ad04dbcab966444ee7cdd340f8c9557bc8f98e9400794f2751dc7e0
SSDEEP

96:J7fhfKaGgchPzxK6bq+pKX6D8ZLidGgmkN738:HbGgGPzxeX6D8ZyGgmkN

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2700 2224 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2740 wrote to memory of 2224	2740	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 2224	2740	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 2224	2740	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 2224	2740	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 2224	2740	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 2224	2740	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 2224	2740	rundll32.exe	rundll32.exe
PID 2224 wrote to memory of 2700	2224	rundll32.exe	WerFault.exe
PID 2224 wrote to memory of 2700	2224	rundll32.exe	WerFault.exe
PID 2224 wrote to memory of 2700	2224	rundll32.exe	WerFault.exe
PID 2224 wrote to memory of 2700	2224	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2740

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 224
3⤵
- Program crash
PID:2700

MITRE ATT&CK Matrix

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