feef7c585a67e368ce1a514158d6abc280e502b0408ad8b589d83687360ff11f

Analysis

max time kernel
131s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2023 21:59

Target

31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355.dll
Size

455KB
MD5

8e692f5c57cd81e94e3c0982b5f91f74
SHA1

e0085dee4adb2299f1807ff39847852ce578ef1d
SHA256

31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355
SHA512

d62860682ea77e44bd397e9475bc62f6372d5932ef807f9263682517a5bc7ba3935c81a98fcef5954bcea09cc5acec47f328da86ebf998146f80daba6cdafbbd
SSDEEP

6144:nYGKcdvv6azsX7kDriqiN0DaSCrIB28UJ1F5FRpS0X:YGKKDAmhi+Da3rIByJ13pR

Score

5^/10

Drops file in System32 directory 8 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{283892AD-C396-45D7-99F6-27652E4DBE85}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{5AD37E8F-2D42-4C80-86A7-C479798AAD5E}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{90828BAF-FE56-4BC5-BE67-F088BF51680F}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{AF0506B8-8107-414C-B509-30A1812C88BB}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{EDFCB4B6-D6A3-48F1-94BF-01B9EE3651E0}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{CBD42E62-3CCE-4B71-8B83-C7DE00BFD663}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{3333ADC1-6DC1-4F30-947C-37F11904317A}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{29B3116C-2122-4EF9-8CFA-4997F731361E}.catalogItem	svchost.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4600 2600 WerFault.exe rundll32.exe

pid	pid_target	process	target process
4600	2600	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4456 wrote to memory of 2600	4456	rundll32.exe	rundll32.exe
PID 4456 wrote to memory of 2600	4456	rundll32.exe	rundll32.exe
PID 4456 wrote to memory of 2600	4456	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355.dll, DllRegisterServer
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\31d025c022dfa29f0d953d477a5cefebe91bf28e60fa771b407cc0b25dd65355.dll, DllRegisterServer
  2⤵
  PID:2600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 544
    3⤵
    - Program crash
    PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2600 -ip 2600
1⤵
PID:5112

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
PID:1008