8b9147aeca757bc36f30e98c7481ec302d2be6de1b893a6f2ad80864f1106fb3

Resubmissions

03-08-2024 19:46

240803-yg8nestbqr 10

03-08-2024 19:44

240803-ygbcxsxhld 6

03-08-2024 19:41

240803-yd6pnaxgpa 6

Analysis

max time kernel
0s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
03-08-2024 19:41

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General

Target

win-airplay/swscale-5.dll
Size

574KB
MD5

dffd7236f54a5155d24b8b3488a1993e
SHA1

01759bc02a52a531af4a88e09170f58be1168bbe
SHA256

4556cc878bacc94fb8aa3ef1d7f50eba85737783cddf7af7226fcf73ec75cdad
SHA512

8b399cb3b86473a207cde96c5169a1c4fa1135d4e93e347eaa8ac896ac3cb8ac44a1a8d382e21a3364b1ef554970db514ae4ff2534483ca7d9b69137bae23032
SSDEEP

12288:9yMI7XVpyNFz90Pwj0izmi/ZBnoTTAg0zg/8J0InE6ylIyfXZTGXpatW/:YMI7XVKzQ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4788 4624 WerFault.exe rundll32.exe
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
4788	4624	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 828 wrote to memory of 4624	828	rundll32.exe	rundll32.exe
PID 828 wrote to memory of 4624	828	rundll32.exe	rundll32.exe
PID 828 wrote to memory of 4624	828	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\win-airplay\swscale-5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:828

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\win-airplay\swscale-5.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:4624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 480
3⤵
- Program crash
PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4624 -ip 4624
1⤵
PID:1396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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