64e167683e619a5c5bb9e13852cd1908ddebc7505f4074f53327b48d14538f1f | Triage

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
29-04-2024 12:53

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

a436db0c473a087eb61ff5c53c34ba27
SHA1

65ea67e424e75f5065132b539c8b2eda88aa0506
SHA256

75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49
SHA512

908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d
SSDEEP

192:aVL7iZJX76BisO7+UZEw+Rl59pV8ghsVJ39dx8T:d7NsOpZsfLMJ39e

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2932 2916 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2784 wrote to memory of 2916	2784	rundll32.exe	rundll32.exe
PID 2784 wrote to memory of 2916	2784	rundll32.exe	rundll32.exe
PID 2784 wrote to memory of 2916	2784	rundll32.exe	rundll32.exe
PID 2784 wrote to memory of 2916	2784	rundll32.exe	rundll32.exe
PID 2784 wrote to memory of 2916	2784	rundll32.exe	rundll32.exe
PID 2784 wrote to memory of 2916	2784	rundll32.exe	rundll32.exe
PID 2784 wrote to memory of 2916	2784	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 2932	2916	rundll32.exe	WerFault.exe
PID 2916 wrote to memory of 2932	2916	rundll32.exe	WerFault.exe
PID 2916 wrote to memory of 2932	2916	rundll32.exe	WerFault.exe
PID 2916 wrote to memory of 2932	2916	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:2784

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 224
3⤵
- Program crash
PID:2932

MITRE ATT&CK Matrix

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