a584a7054b272f94152af1315fac014d5c23cbc9a57f4087fee548e20d3ae31d | Triage

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 02:04

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

b8992e497d57001ddf100f9c397fcef5
SHA1

e26ddf101a2ec5027975d2909306457c6f61cfbd
SHA256

98bcd1dd88642f4dd36a300c76ebb1ddfbbbc5bfc7e3b6d7435dc6d6e030c13b
SHA512

8823b1904dccfaf031068102cb1def7958a057f49ff369f0e061f1b4db2090021aa620bb8442a2a6ac9355bb74ee54371dc2599c20dc723755a46ede81533a3c
SSDEEP

192:PPtkumJX7zB22kGwfy0mtVgkCPOs81un:E702k5qpds8Qn

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1732 2228 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1312 wrote to memory of 2228	1312	rundll32.exe	rundll32.exe
PID 1312 wrote to memory of 2228	1312	rundll32.exe	rundll32.exe
PID 1312 wrote to memory of 2228	1312	rundll32.exe	rundll32.exe
PID 1312 wrote to memory of 2228	1312	rundll32.exe	rundll32.exe
PID 1312 wrote to memory of 2228	1312	rundll32.exe	rundll32.exe
PID 1312 wrote to memory of 2228	1312	rundll32.exe	rundll32.exe
PID 1312 wrote to memory of 2228	1312	rundll32.exe	rundll32.exe
PID 2228 wrote to memory of 1732	2228	rundll32.exe	WerFault.exe
PID 2228 wrote to memory of 1732	2228	rundll32.exe	WerFault.exe
PID 2228 wrote to memory of 1732	2228	rundll32.exe	WerFault.exe
PID 2228 wrote to memory of 1732	2228	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1312

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 224
3⤵
- Program crash
PID:1732

Network

MITRE ATT&CK Matrix

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