3de1fb0d1108907fd61d6d6b9a4c6b856af509e0af35578f158cfce5d634fe07 | Triage

Analysis

max time kernel
143s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
14-03-2022 20:46

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General

Target

mozglue.dll
Size

133KB
MD5

8f73c08a9660691143661bf7332c3c27
SHA1

37fa65dd737c50fda710fdbde89e51374d0c204a
SHA256

3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA512

0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Score

3^/10

Malware Config

Signatures

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

3712 3456 WerFault.exe rundll32.exe
3772 3456 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 620 wrote to memory of 3456	620	rundll32.exe	rundll32.exe
PID 620 wrote to memory of 3456	620	rundll32.exe	rundll32.exe
PID 620 wrote to memory of 3456	620	rundll32.exe	rundll32.exe
PID 3456 wrote to memory of 3712	3456	rundll32.exe	WerFault.exe
PID 3456 wrote to memory of 3712	3456	rundll32.exe	WerFault.exe
PID 3456 wrote to memory of 3712	3456	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mozglue.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:620

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mozglue.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 616
3⤵
- Program crash
PID:3712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 616
3⤵
- Program crash
PID:3772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3456 -ip 3456
1⤵
PID:3736

Network

MITRE ATT&CK Matrix

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