b34b8fd5376a55283813a5b98846e5ec44c4fbb9293644085187faf21fdca38a

Analysis

max time kernel
13s
max time network
17s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
18-07-2023 18:47

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General

Target

Cities.exe
Size

21.8MB
MD5

e3ca64cf079b2125399d24f49d387509
SHA1

63ba19a3998333b50e254267b4660ba84f944f33
SHA256

b34b8fd5376a55283813a5b98846e5ec44c4fbb9293644085187faf21fdca38a
SHA512

eee6f93cc7a1483f9b6179825b898d4a12552699a81f1cf1732e9f933a7d83a2ab15af0de8533ca0aeff9a3aba985032c622f916f22dfcf11e34d5b6007f0243
SSDEEP

393216:GHd62hRwbQTaWvhtZiGHIsQX8zRXyMPjvpi55aNtuTriPO:iJywdouW

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 2 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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1420546310-613437930-2990200354-1000\{987B8B42-D58E-4822-B9E7-039F4DC378A0}	svchost.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4160	Cities.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4776	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\Cities.exe
"C:\Users\Admin\AppData\Local\Temp\Cities.exe"
1⤵
- Suspicious use of FindShellTrayWindow
PID:4160

C:\Windows\System32\GameBarPresenceWriter.exe
"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
1⤵
PID:5020

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:4776

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:828

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

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