1df244d8edf0a0d85492c9fffcc879ee34796cf27eb494247d9e021cc21abc7d

Analysis

max time kernel
150s
max time network
135s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/08/2026, 08:12

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General

Target
mss32.dll
Size 379KB
Sample260819-j39ehszfmg
SHA256 1df244d8edf0a0d85492c9fffcc879ee34796cf27eb494247d9e021cc21abc7d
MD5 2033e3e66fe2382587be26f4eee4283c
SHA1 b29a8790f07a1513cded9eeb9a05259b18f8d176
SHA512 639628f80c185150eb64a10710e283510783f50d2432b590954f43d05ce20c026927bf099dfe6e4fbe02168c0baacffd581f18b65a8c1a8f0f6ef39b9ef3a852
SSDEEP 6144:n5JGJb5dvTXO5TY+Zt1Keo5rp0d1ZahmQsoOArorYrXQo8Yq4aHrmtc6+AORvZyq:nn8HLXo7ZzKeoNp0d1ZIaHrmtcPvZqW
TLSH
T1B2847C4AB28498F5C897353B5E06532E253AC31B471A86D3B7891D05FF23ED1723A36B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1232	4732	WerFault.exe	89

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 1536 wrote to memory of 4732	1536	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mss32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\mss32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 516
    3⤵
    - Program crash
    PID:1232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4732 -ip 4732
1⤵
PID:2704

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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