c5275a6ff31f4fa72ab45157156e2a74ed673156a57722ec32fb7278b0ac045c

Resubmissions

30/05/2023, 20:29

230530-y9pq1sca2s 6

30/05/2023, 20:24

230530-y6xbpabe97 6

30/05/2023, 20:18

230530-y3mcbabh8w 6

Analysis

max time kernel
217s
max time network
215s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
30/05/2023, 20:24

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General

Target

cemu_1.26.0/Cemu.exe
Size

18.8MB
MD5

e050bf5217e43e5b5ce0cf4509ec9d94
SHA1

565746b8c51cc7fa441865c0817b834481538418
SHA256

a90eb91efdc6503f284818dd2442e847668b76fc95bb7a4116ac11d2b91cc1c1
SHA512

956172b033935eec7d803d8668f3042c2ccb34b529edaf222fc0b93e79cf260f5347358c560984e7df7eb5cdaf3f17497e45caa017429a5c3065aecc86b33c52
SSDEEP

196608:fohAtgCMgL+VrVCBKd2oR6Wbn+ks/bgQuZtkH5V2N1WcY4wYgq/tBqBqQbf6:fo/gaVhCMxR6MbsTgQuZuCN4Xzq/eb

Score

6^/10

Malware Config

Signatures

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Videos\Captures\desktop.ini	svchost.exe

Checks processor information in registry 2 TTPs 10 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe

Modifies registry class 14 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\DefaultIcon	Cemu.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1675742406-747946869-1029867430-1000\{23B26AE3-C27E-413D-BECC-AB8872A077F6}	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1675742406-747946869-1029867430-1000\{FD563C41-6F93-4E22-BF92-507C470EB556}	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\URL Protocol	Cemu.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cemu_1.26.0\\Cemu.exe"	Cemu.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1675742406-747946869-1029867430-1000\{47752035-F0D8-4054-8A63-D9091C32F46A}	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\ = "URL:Run game 460807638964371468 protocol"	Cemu.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\shell\open	Cemu.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1675742406-747946869-1029867430-1000\{24502874-9CD4-489E-BB6C-D7BA7D2D6CA6}	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cemu_1.26.0\\Cemu.exe"	Cemu.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\shell	Cemu.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1675742406-747946869-1029867430-1000\{8E92F6DD-73C0-4FAA-B7E0-C69A6AC12657}	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468	Cemu.exe
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\discord-460807638964371468\shell\open\command	Cemu.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2164	Cemu.exe
2164	Cemu.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4504	OpenWith.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2164	Cemu.exe
2164	Cemu.exe
2164	Cemu.exe
4504	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\cemu_1.26.0\Cemu.exe
"C:\Users\Admin\AppData\Local\Temp\cemu_1.26.0\Cemu.exe"
1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2164

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4504

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
PID:3232

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Checks processor information in registry
- Modifies registry class
PID:2356

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Checks processor information in registry
- Modifies registry class
PID:4324

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Checks processor information in registry
- Modifies registry class
PID:4696

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Checks processor information in registry
- Modifies registry class
PID:4144

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\Videos\Captures\desktop.ini

Filesize
190B

MD5
b0d27eaec71f1cd73b015f5ceeb15f9d

SHA1
62264f8b5c2f5034a1e4143df6e8c787165fbc2f

SHA256
86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2

SHA512
7b5c9783a0a14b600b156825639d24cbbc000f5066c48ce9fecc195255603fc55129aaaca336d7ce6ad4e941d5492b756562f2c7a1d151fcfc2dabac76f3946c

Download Submit
C:\Users\Admin\Videos\Captures\desktop.ini

Filesize
190B

MD5
b0d27eaec71f1cd73b015f5ceeb15f9d

SHA1
62264f8b5c2f5034a1e4143df6e8c787165fbc2f

SHA256
86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2

SHA512
7b5c9783a0a14b600b156825639d24cbbc000f5066c48ce9fecc195255603fc55129aaaca336d7ce6ad4e941d5492b756562f2c7a1d151fcfc2dabac76f3946c

Download Submit
memory/4144-149-0x000001D12CCE0000-0x000001D12D409000-memory.dmp

Filesize
7.2MB

Download
memory/4144-150-0x000001D12CCE0000-0x000001D12D409000-memory.dmp

Filesize
7.2MB

Download