a31f57ae86b6fbced20f01a7d30687d57a2854822c446be631ff25edc40317b5

Analysis

max time kernel
898s
max time network
376s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
11/08/2026, 22:10

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General

Target
Terraria/CUESDK_2015.dll
Size 256KB
Sample260811-13ectadr5y
SHA256 a31f57ae86b6fbced20f01a7d30687d57a2854822c446be631ff25edc40317b5
MD5 a94eea0d67be29a423c5b33b90fd3ade
SHA1 66fba135087b2057e5598217676e40f68f3a8f4a
SHA512 1f41b478e1ad7d2f6eaf81f219ea95cacd464b99eb131fdde1d83e475d247afc93ef875740935e8a19555d15254c7b73d6a0073480ba850a2fb580b103326d35
SSDEEP 3072:rwUPbD4YYYK38aYYYYDYGsOOYYYYYd8xY8ZuoL96+hYYYEbxcYYsiYYjYInupYDj:rwUPa38wsyCZW+DxBcTjrbotaP
TLSH
T1BB4409B07B57CD77D9CF927E04AEB91E1A5CF75007A085C389D83916D6BA2D21E320E2
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 4552	2964	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Terraria\CUESDK_2015.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Terraria\CUESDK_2015.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4552

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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