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
89s
max time network
102s
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/postproc-55.dll
Size

122KB
MD5

3500ed20ea1648fee4b7f393999f3128
SHA1

bc058eb0cac6a511c8b858bfcf95435f60c0fc48
SHA256

c370280f618a1e6dd7300519f3f4506ffced0245a116f9e52f4e2382c5713c79
SHA512

8dd090994f5ccb3eff970955fab100f8a347d7efbe1455caf62a608a3de2a46bd1def8d54be8a24baffc22721c285dfd3530c41a3246646f8c4ad48d32ea4af3
SSDEEP

3072:gZqttNttNNQ6xMR5gjHaeskOSNMBML3cPoDEVGavfSiI:gAttNttNNQ6xMTgjVCucgDE3vfS

Score

3^/10

discovery

Malware Config

Signatures

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

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 3712 wrote to memory of 3152	3712	rundll32.exe	rundll32.exe
PID 3712 wrote to memory of 3152	3712	rundll32.exe	rundll32.exe
PID 3712 wrote to memory of 3152	3712	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\win-airplay\postproc-55.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3712

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\win-airplay\postproc-55.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:3152

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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