b994ae0ee542490bb16f28a217c4914da7fdea413232d4e43d1e28ff46917cac

Analysis

max time kernel
148s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/09/2026, 16:07

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General

Target
mss32.dll
Size 5.9MB
Sample260916-tkrf4adk4w
SHA256 b994ae0ee542490bb16f28a217c4914da7fdea413232d4e43d1e28ff46917cac
MD5 03f8e94df577e8f22013334eff771d5f
SHA1 5701d61abf95042ee93c1ee727f8db1354c97320
SHA512 cfdaf1f321ad110ec5aa287b2af06c8814b00b933b48479e457dfc824039db0721debfe35b7f8124224470de56ed8ddb8c12fb2029d507998822dc18e18a6b00
SSDEEP 98304:Q1kxn4DCcxjwFdD7VxXOkIOQV+ccYz2fbj1HvO+X3jU9Oa9VMhFT+ClvW9cQvveH:Q1kxn4DCkc3D7VxXOHV+ccsj+X3jQ/9m
TLSH
T1CB56495CEA4758F2EE2355B08D9BF3BF42246B11C421EEFAEF4D4945F937A02150932A
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 5684 wrote to memory of 3128	5684	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mss32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\mss32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3128

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

Replay Monitor

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Downloads

memory/3128-0-0x00000000754CA000-0x00000000754CB000-memory.dmp

Download

memory/3128-1-0x0000000074E40000-0x00000000754FB000-memory.dmp