49ffcfe176de375dbbb2e4d50043d80fa254ca6b4ffc6d18d9501b6d8841a436 | Triage

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 01:29

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

09c2e27c626d6f33018b8a34d3d98cb6
SHA1

8d6bf50218c8f201f06ecf98ca73b74752a2e453
SHA256

114c6941a8b489416c84563e94fd266ea5cad2b518db45cd977f1f9761e00cb1
SHA512

883454bef7b6de86d53af790755ae624f756b48b23970f865558ba03a5aecfa8d15f14700e92b3c51546e738c93e53dc50b8a45f79ef3f00aa84382853440954
SSDEEP

96:pBNUBGfVwhcAlhPRJAixx+3eDEsgcBbcB/NFyVOHd0+uisX4:qBGfV5AlJJfFgcBbcB/N8Ved0P

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2128 2732 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2044 wrote to memory of 2732	2044	rundll32.exe	rundll32.exe
PID 2044 wrote to memory of 2732	2044	rundll32.exe	rundll32.exe
PID 2044 wrote to memory of 2732	2044	rundll32.exe	rundll32.exe
PID 2044 wrote to memory of 2732	2044	rundll32.exe	rundll32.exe
PID 2044 wrote to memory of 2732	2044	rundll32.exe	rundll32.exe
PID 2044 wrote to memory of 2732	2044	rundll32.exe	rundll32.exe
PID 2044 wrote to memory of 2732	2044	rundll32.exe	rundll32.exe
PID 2732 wrote to memory of 2128	2732	rundll32.exe	WerFault.exe
PID 2732 wrote to memory of 2128	2732	rundll32.exe	WerFault.exe
PID 2732 wrote to memory of 2128	2732	rundll32.exe	WerFault.exe
PID 2732 wrote to memory of 2128	2732	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:2044

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 220
3⤵
- Program crash
PID:2128

Network

MITRE ATT&CK Matrix

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