904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
24/08/2026, 23:20

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General

Target
$PLUGINSDIR/System.dll
Size 11KB
Sample260824-3blc6afd49
SHA256 904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8
MD5 55a26d7800446f1373056064c64c3ce8
SHA1 80256857e9a0a9c8897923b717f3435295a76002
SHA512 04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b
SSDEEP 192:MPtkumJX7zBE2kGwfy9S9VkPsFQ1Mx1c:97O2k5q9wA1Mxa
TLSH
T1F2324C15031086F3E1D2853D682B39AB2FB969118AF04E438FB35952EE347C7AD79352
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4356	1800	WerFault.exe	83

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 4148 wrote to memory of 1800	4148	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 620
    3⤵
    - Program crash
    PID:4356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1800 -ip 1800
1⤵
PID:2680

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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