560b03c4ba18e5a443f74a69727db0eabac6f455bb836757d620cc51615a92ea | Triage

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240220-es
resource tags

arch:x64arch:x86image:win7-20240220-eslocale:es-esos:windows7-x64systemwindows
submitted
22-02-2024 14:47

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

ec0504e6b8a11d5aad43b296beeb84b2
SHA1

91b5ce085130c8c7194d66b2439ec9e1c206497c
SHA256

5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962
SHA512

3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57
SSDEEP

96:YjHFiKaoggCtJzTlKXb0tbo68qD853Ns7GgmkNq3m+s:JbogRtJzTlNR8qD85uGgmkNr

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1036 2100 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2028 wrote to memory of 2100	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2100	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2100	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2100	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2100	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2100	2028	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2100	2028	rundll32.exe	rundll32.exe
PID 2100 wrote to memory of 1036	2100	rundll32.exe	WerFault.exe
PID 2100 wrote to memory of 1036	2100	rundll32.exe	WerFault.exe
PID 2100 wrote to memory of 1036	2100	rundll32.exe	WerFault.exe
PID 2100 wrote to memory of 1036	2100	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:2028

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 220
3⤵
- Program crash
PID:1036

Network

MITRE ATT&CK Matrix

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