b5f9935e0615cfe328feb5a737d7691dd96b202731e0845bdd3226e64ad96123 | Triage

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
24-06-2024 03:34

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General

Target

$PLUGINSDIR/nsJSON.dll
Size

36KB
MD5

e42450cf5d36102a4ccf290d6a7d2364
SHA1

94500c2fd8381cdf3e9997bb685ed3ce9024b3d1
SHA256

d3213fa6f49a39db335197eb0c53776a0670780d03859436075d6dac8e7314d0
SHA512

851ebd3cd3479d1ed3e5b8142a0da92404b27972ec00c1ef748e8d3580da261c56543d345c5f06172b36c293aa28afe7d98a8f7aeb9f0361d1c86e498e21c7eb
SSDEEP

768:91vTYFHvlhqjbm8oEHB6hC+/3P4LA27bRpuYiBAMxkE:91bYPHqu7EUhL27bTu7Jx

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2416 2364 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2388 wrote to memory of 2364	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 2364	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 2364	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 2364	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 2364	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 2364	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 2364	2388	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 2416	2364	rundll32.exe	WerFault.exe
PID 2364 wrote to memory of 2416	2364	rundll32.exe	WerFault.exe
PID 2364 wrote to memory of 2416	2364	rundll32.exe	WerFault.exe
PID 2364 wrote to memory of 2416	2364	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsJSON.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsJSON.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 228
3⤵
- Program crash
PID:2416

MITRE ATT&CK Matrix

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