2dc4c306da01adebbc2304f3d82d009bc3ca4a097209e4f6dd5400ef4f93cbc8

Analysis

max time kernel
134s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 04:54

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General

Target

HShield/MapleStory.exe
Size

3.7MB
MD5

a4876687ffc82b1898bdb7e4f9f08f93
SHA1

5852b32a4f8c029e7f830a4a76f1b9d0e5e58412
SHA256

5d280cf1c5663e925104736e73e5715a5a529d25420babf410cc411b37940f4d
SHA512

1382a742aa6db390edfacab700161297334310800b949d49f70aec683df470c326fae260a4b65580e74e5054b605cc64b60480d9e28f3f89c9b579eeee2d974d
SSDEEP

98304:pCbYhxqt2eaKanM1zdDOGtrCiobS58NR8kJ1esC:p+Yfg2igMdDOaCif8N+kJtC

Score

7^/10

evasion

Malware Config

Signatures

Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

MapleStory.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine MapleStory.exe
Drops desktop.ini file(s) 1 IoCs

Processes:

svchost.exe

description ioc process

File opened for modification C:\Users\Admin\Videos\Captures\desktop.ini svchost.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

MapleStory.exe

pid process

2672 MapleStory.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Wine	MapleStory.exe

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

pid	process
2672	MapleStory.exe

Checks processor information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exesvchost.exe

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
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 2 IoCs

Processes:

svchost.exesvchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-4124900551-4068476067-3491212533-1000\{4B43FB49-9C28-4F26-835B-86680FE5FCE6}	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-4124900551-4068476067-3491212533-1000\{EE48B73D-23B5-4862-A130-818181D005E2}	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MapleStory.exe

pid process

2672 MapleStory.exe
2672 MapleStory.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OpenWith.exe

pid process

2148 OpenWith.exe

pid	process
2672	MapleStory.exe
2672	MapleStory.exe

pid	process
2148	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

MapleStory.exe

description	pid	process	target process
PID 2672 wrote to memory of 1388	2672	MapleStory.exe	pcaui.exe
PID 2672 wrote to memory of 1388	2672	MapleStory.exe	pcaui.exe

C:\Users\Admin\AppData\Local\Temp\HShield\MapleStory.exe
"C:\Users\Admin\AppData\Local\Temp\HShield\MapleStory.exe"
1⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\system32\pcaui.exe
  "C:\Windows\system32\pcaui.exe" -g {11111111-1111-1111-1111-111111111111} -x {b7f60cfa-b5e1-49c6-b664-4e41ad8d01ae} -a "Maple story" -v "Wizet" -s "This app can't run because it causes security or performance issues on Windows. A new version may be available. Check with your software provider for an updated version that runs on this version of Windows." -n 1 -f 0 -k 0 -e "C:\Users\Admin\AppData\Local\Temp\HShield\MapleStory.exe"
  2⤵
  PID:1388

C:\Windows\System32\GameBarPresenceWriter.exe
"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
1⤵
PID:1716

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:2148

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:2384

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Checks processor information in registry
- Modifies registry class
PID:532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
190B

MD5
b0d27eaec71f1cd73b015f5ceeb15f9d

SHA1
62264f8b5c2f5034a1e4143df6e8c787165fbc2f

SHA256
86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2

SHA512
7b5c9783a0a14b600b156825639d24cbbc000f5066c48ce9fecc195255603fc55129aaaca336d7ce6ad4e941d5492b756562f2c7a1d151fcfc2dabac76f3946c

Download Submit
memory/2672-0-0x0000000000400000-0x0000000000DDA000-memory.dmp

Filesize
9.9MB

Download
memory/2672-15-0x0000000000400000-0x0000000000DDA000-memory.dmp

Filesize
9.9MB

Download