f9de69f500316f89884b9809943388ea1c7bab6e9164316f9e880e4bbc2fa469

Analysis

max time kernel
127s
max time network
201s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2023 14:33

Target

MiniUpdate/msvcr100.dll
Size

752KB
MD5

67ec459e42d3081dd8fd34356f7cafc1
SHA1

1738050616169d5b17b5adac3ff0370b8c642734
SHA256

1221a09484964a6f38af5e34ee292b9afefccb3dc6e55435fd3aaf7c235d9067
SHA512

9ed1c106df217e0b4e4fbd1f4275486ceba1d8a225d6c7e47b854b0b5e6158135b81be926f51db0ad5c624f9bd1d09282332cf064680dc9f7d287073b9686d33
SSDEEP

12288:fQmCy3NeRjkpQmj3oaMtQqjoygfXq3kon9IlbgaOxQdVJJ6j5EBKX8hR5:ImCy3VQs9MtLjTgfa3kon9FaOdEz5

Score

3^/10

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	Process	procid_target
4116	2068	WerFault.exe	86
3624	2068	WerFault.exe	86

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 3088 wrote to memory of 2068	3088	rundll32.exe	86
PID 3088 wrote to memory of 2068	3088	rundll32.exe	86
PID 3088 wrote to memory of 2068	3088	rundll32.exe	86
PID 2068 wrote to memory of 4116	2068	rundll32.exe	94
PID 2068 wrote to memory of 4116	2068	rundll32.exe	94
PID 2068 wrote to memory of 4116	2068	rundll32.exe	94

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MiniUpdate\msvcr100.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MiniUpdate\msvcr100.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 600
    3⤵
    - Program crash
    PID:4116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 600
    3⤵
    - Program crash
    PID:3624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2068 -ip 2068
1⤵
PID:3136