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
90s
max time network
100s
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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Report Analysis Logs

General

Target

win-airplay/fontconfig.dll
Size

214KB
MD5

8715791453500a9957c547a2c3e47121
SHA1

67683d7fd8fde6d42444f4d3f5f579ba4034049e
SHA256

ee897f9f2d145d6159dcfd921d28214a92f94bbacf5e876c4a0df676d9da7182
SHA512

a9a78faea1f8d5d7baef17a059dcde84ffbb77565ca53157b1344ddeca19ebf8a363750e6344fdfa3ce488a49ac67a9ed395266c567d032e7c2938ff1ed81925
SSDEEP

6144:RiBOc6FB4/habTmI5hfRlD8iU8NMtsHEGQnfj:RmowhabTmuRiiVStGQfj

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4548 764 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
4548	764	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 4760 wrote to memory of 764	4760	rundll32.exe	rundll32.exe
PID 4760 wrote to memory of 764	4760	rundll32.exe	rundll32.exe
PID 4760 wrote to memory of 764	4760	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\win-airplay\fontconfig.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4760

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\win-airplay\fontconfig.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 524
3⤵
- Program crash
PID:4548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 764 -ip 764
1⤵
PID:3392

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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