c588680b751d0c61e0cb068db13b7866d220bbf342e81ea9802939e167f5db29

Resubmissions

08-06-2024 17:43

240608-wa3sgseg52 3

08-06-2024 17:38

240608-v7qzhseg38 7

Analysis

max time kernel
146s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
08-06-2024 17:38

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General

Target

Catto Boi The Quest for the Frozen Tuna (04)/data/exe/YOUARENEXT.exe
Size

4.1MB
MD5

d0782e1fb1f5eb6505645376fe9c9dff
SHA1

c241e2fd7c27cfe41e7445ea656a5135a083e451
SHA256

5a611980bb13dee680aa9564bb1278c664a98b9884be0baf9bb2a8ed2cf8c227
SHA512

c67e336400ca65e869c38246b51aaa93f48525cba15ce9eba5e22a85bc53c612eb833cf11eda3382176520d61587c42a4148d0b4bb48337612cd33cd41add7a0
SSDEEP

49152:vyMNKCjv1gb3MSLBGkzFApTKjiFF5gLtuiRDlTr6TqLirf/foK5Vem:vyMNL76YkzFSKeVgnOfxGm

Score

7^/10

ransomware

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	YOUARENEXT.exe

Loads dropped DLL 1 IoCs

pid	Process
2884	YOUARENEXT.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\gm_ttt_42388\\youarenext.jpg"	YOUARENEXT.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Control Panel 5 IoCs

evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\desktop	YOUARENEXT.exe
Key created	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\control panel\desktop	YOUARENEXT.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\stretchwallpaper = "0"	YOUARENEXT.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\TileWallpaper = "0"	YOUARENEXT.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\Desktop\wallpaperstyle = "2"	YOUARENEXT.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Control Panel\Desktop\TileWallpaper = "0"	YOUARENEXT.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Control Panel\Desktop\wallpaperstyle = "2"	YOUARENEXT.exe
Key created	\REGISTRY\USER\.default\Control Panel\desktop	YOUARENEXT.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\gm_ttt_42388\\youarenext.jpg"	YOUARENEXT.exe
Key created	\REGISTRY\USER\.default\control panel\desktop	YOUARENEXT.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Control Panel\Desktop\stretchwallpaper = "0"	YOUARENEXT.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2884	YOUARENEXT.exe
2884	YOUARENEXT.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 1620	2884	YOUARENEXT.exe	90
PID 2884 wrote to memory of 1620	2884	YOUARENEXT.exe	90
PID 2884 wrote to memory of 1620	2884	YOUARENEXT.exe	90

C:\Users\Admin\AppData\Local\Temp\Catto Boi The Quest for the Frozen Tuna (04)\data\exe\YOUARENEXT.exe
"C:\Users\Admin\AppData\Local\Temp\Catto Boi The Quest for the Frozen Tuna (04)\data\exe\YOUARENEXT.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" user32.dll, UpdatePerUserSystemParameters
  2⤵
  PID:1620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact