9f4ecbc5374e9f0aaa009153cf4a81f34d11a05085583de4ba522aafbd57e7c7

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22-12-2023 16:34

Target

Drivers/i386/winusbcoinstaller2.dll
Size

831KB
MD5

8e7b9f81e8823fee2d82f7de3a44300b
SHA1

1633b3715014c90d1c552cd757ef5de33c161dee
SHA256

ebe3b7708dd974ee87efed3113028d266af87ca8dbae77c47c6f7612824d3d6c
SHA512

9ae37b2747589a0eb312473d895ef87404f4a395a27e15855826a75b4711ea934ca9a2b289df0abe0a8825dec2d5654a0b1603cf0b039fe25662359b730ce1a9
SSDEEP

12288:cZq3DFVAZjj5h7OqGDqY66s32+0SLqfhA50yWI7yBoM1oGloLwtxJYnPXrmQlT:cZwoP7MYG+pX501zBoC+wtxuPXrmQlT

Score

4^/10

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\setupact.log	rundll32.exe
File opened for modification	C:\Windows\setuperr.log	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3040	2124	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2124	2520	rundll32.exe	28
PID 2520 wrote to memory of 2124	2520	rundll32.exe	28
PID 2520 wrote to memory of 2124	2520	rundll32.exe	28
PID 2520 wrote to memory of 2124	2520	rundll32.exe	28
PID 2520 wrote to memory of 2124	2520	rundll32.exe	28
PID 2520 wrote to memory of 2124	2520	rundll32.exe	28
PID 2520 wrote to memory of 2124	2520	rundll32.exe	28
PID 2124 wrote to memory of 3040	2124	rundll32.exe	29
PID 2124 wrote to memory of 3040	2124	rundll32.exe	29
PID 2124 wrote to memory of 3040	2124	rundll32.exe	29
PID 2124 wrote to memory of 3040	2124	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Drivers\i386\winusbcoinstaller2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Drivers\i386\winusbcoinstaller2.dll,#1
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 248
    3⤵
    - Program crash
    PID:3040