a9b9048832b9f5f9460abce2bebb86060f20b211cdd055f36fabee936033cf68

Analysis

max time kernel
80s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20220812-es
resource tags

arch:x64arch:x86image:win10v2004-20220812-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
28-12-2022 18:25

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General

Target

publish/Ryujinx.exe
Size

46.2MB
MD5

e384c73b09cc6248ac75902c7d0988df
SHA1

2a7ab954adb55a1e192826234bf036af11420bb8
SHA256

8f955827ef7f101db4e206ba22a65483e31d9a567b4ec4c15e41e4c7ee6f48aa
SHA512

2e77adff9cb383b594deb1f0323215d70767915c21b90df3f001fc06ff795b10f68eeb22d165a8390100b38f9dceccd0305d13f1732aa7a12ece376a84e7d96d
SSDEEP

393216:fbO5HHxxQ5DP9Szla6MM/MJaeF3TTgzFfT9:fC5HA5hSzJeF3vgzFfT9

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Ryujinx.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation Ryujinx.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2544 5052 WerFault.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	Ryujinx.exe

pid	pid_target	process	target process
2544	5052	WerFault.exe

Checks SCSI registry key(s) 3 TTPs 4 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Ryujinx.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\ConfigFlags	Ryujinx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	Ryujinx.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags	Ryujinx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000	Ryujinx.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Ryujinx.exe

pid process

5020 Ryujinx.exe
5020 Ryujinx.exe

pid	process
5020	Ryujinx.exe
5020	Ryujinx.exe

C:\Users\Admin\AppData\Local\Temp\publish\Ryujinx.exe
"C:\Users\Admin\AppData\Local\Temp\publish\Ryujinx.exe"
1⤵
- Checks computer location settings
- Checks SCSI registry key(s)
- Suspicious use of SetWindowsHookEx
PID:5020

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 404 -p 5052 -ip 5052
1⤵
PID:1076

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 5052 -s 2900
1⤵
- Program crash
PID:2544

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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