384d1185d248d647cc639c24f082412950b1bb2413c49e152257b8fc1a42468c | Triage

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
23/06/2024, 01:05

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General

Target

ImNtUtilU.dll
Size

94KB
MD5

bb326fe795e2c1c19cd79f320e169fd3
SHA1

1c1f2b8d98f01870455712e6eba26d77753adcac
SHA256

a8e1b0e676dce9556037d29fd96521ec814858404ba4cfdd0db0edbe22c87bc7
SHA512

a1ec894151baa14e4ac1ee9471e8606bf74edd39f7833d9a1a44eee74d403f6b52780c135e9718ff9564fa27d7128c22b8410b21f77e6d804f698cfb4eda65a1
SSDEEP

1536:q01U2obLeNvXXZ6Wb/2LamjMkUYCTSZaKAxvSJKRDOAG921:NobLeNvXp6Ou+mjMkUYC2ZVAxxFOAG9s

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1972	3568	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 3568	2520	rundll32.exe	83
PID 2520 wrote to memory of 3568	2520	rundll32.exe	83
PID 2520 wrote to memory of 3568	2520	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ImNtUtilU.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ImNtUtilU.dll,#1
  2⤵
  PID:3568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3568 -s 624
    3⤵
    - Program crash
    PID:1972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3568 -ip 3568
1⤵
PID:3936

Network

MITRE ATT&CK Matrix

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