62b3db0446750ca9fd693733eec927acc1f50012a47785343286e63b650b7621

Analysis

max time kernel
149s
max time network
149s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260513-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
23/08/2026, 11:41

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General

Target
$PLUGINSDIR/advsplash.dll
Size 6KB
Sample260823-ntyzmsgk6w
SHA256 62b3db0446750ca9fd693733eec927acc1f50012a47785343286e63b650b7621
MD5 1871af84805057b5ebc05ee46b56625d
SHA1 50e1c315ad30f5f3f300c7cd9dd0d5d626fe0167
SHA512 c1979ee98dfdb807776c439218528d80b4b244a87e692f1538e40f9c2c82db8b77485eb1429325b6f44419bf1f4cd454e43ff381eff077a8b4f4d9eb0d7e54d4
SSDEEP 96:kIUNaXnnXyEIPtXvZhr5RwiULuxDtJz+wolpE:kIx3XyEwXvZh1RwnLUDth+I
TLSH
T16FC1B837A2C261F3D29B01B168467BA343A59871375259580DA3C9C9ED92DA7DC14743
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4520	3592	WerFault.exe	82

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 4564 wrote to memory of 3592	4564	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\advsplash.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4564
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\advsplash.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3592
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3592 -s 620
    3⤵
    - Program crash
    PID:4520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3592 -ip 3592
1⤵
PID:2328

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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