0a06fb2cbb200a1ab76de4b4e5fe2284932b0c65707ab304921ea2d739ea90da | Triage

Analysis

max time kernel
110s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05-05-2023 22:59

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General

Target

avutil-55.dll
Size

643KB
MD5

708905d347d1a8a7a3c4f23169a0caba
SHA1

da265d6e65570c94939673d0cd0eb66753c55e25
SHA256

fec199c1890759b8129195928e61f3a2f45f499a42610c207747b26e47b3caa8
SHA512

b99141c1bb1707bcdd49ad167ad0f9a004d283c439f06c82d06b4cfbcfd41a6595c6896b14a22a4670ac70e2db1dbbb6f5e0081e92a370818b96d95770effd55
SSDEEP

12288:3V15MRQeWTPw/yljXmoRzur2SqdyZYSRN2f3H5iKK:b5Mme46ylS1r2SqdyZYGV

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1712 3968 WerFault.exe rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\avutil-55.dll,#1
1⤵
PID:3968

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3968 -s 344
2⤵
- Program crash
PID:1712

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 184 -p 3968 -ip 3968
1⤵
PID:1472

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3968-133-0x00007FF9CAE60000-0x00007FF9CAF1D000-memory.dmp

Filesize
756KB

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