95a8e22f4586b962c8bbe268f28b9561ecfafc06bee75f3571ced253d66d5531 | Triage

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 16:58

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General

Target

icuin30.dll
Size

408KB
MD5

68c9f7fee9aec9b9ced22d48e2b92857
SHA1

b16cb5ef5d8dff48186005e1d7a72eb0935e086f
SHA256

2b4e8d37415dde11775cabdfea78c92d724b0d031a722cfadc524b8245c63c93
SHA512

172940d17e8ef7ace4a92b8a44f269017f0b99b4b4953e851ee6396dbb76964dbdb1a2480c21b86b08900f6d2f685378b707eda28311bb988140927ebfe6d074
SSDEEP

12288:f8D9DwpzrEUkzU9nteJsbkrE9l0nDYcZ/N4:j2NKybE9l0nR/

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4996 3588 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3172 wrote to memory of 3588	3172	rundll32.exe	rundll32.exe
PID 3172 wrote to memory of 3588	3172	rundll32.exe	rundll32.exe
PID 3172 wrote to memory of 3588	3172	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\icuin30.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3172

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\icuin30.dll,#1
2⤵
PID:3588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 616
3⤵
- Program crash
PID:4996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3588 -ip 3588
1⤵
PID:884

Network

MITRE ATT&CK Matrix

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