b4834413f9bedbc2d64ba07d1401e4d1eb44a54adbca90bb79fc67bf03fa4ab5 | Triage

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 01:56

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

4ca4fd3fbefa2f6e87e6e9ee87d1c0b3
SHA1

7cdbeb5ff2b14b86af04e075d0ca651183ea5df4
SHA256

d09a8b3ade4ba4b7292c0b3da1bcb4b6c6e2012e0ccfd5e029a54af73a9e1b57
SHA512

cf0f415a97fdc74568297fed4f1295d0d2aef487a308141144ef8d5f04c669ef4795c273e745b81065429adde113fcdedf4c22717a7aeef60fdcd8d4d46f97f8
SSDEEP

192:EPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4W:j7VpNo8gmOyRsVc4

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1992 1208 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1848 wrote to memory of 1208	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 1208	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 1208	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 1208	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 1208	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 1208	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 1208	1848	rundll32.exe	rundll32.exe
PID 1208 wrote to memory of 1992	1208	rundll32.exe	WerFault.exe
PID 1208 wrote to memory of 1992	1208	rundll32.exe	WerFault.exe
PID 1208 wrote to memory of 1992	1208	rundll32.exe	WerFault.exe
PID 1208 wrote to memory of 1992	1208	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:1848

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 220
3⤵
- Program crash
PID:1992

Network

MITRE ATT&CK Matrix

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