bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1

Analysis

max time kernel
149s
max time network
153s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260130-es
resource tags

arch:x64arch:x86image:win10ltsc2021-20260130-eslocale:es-esos:windows10-ltsc_2021-x64systemwindows
submitted
19/04/2026, 16:33

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General

Target
$PLUGINSDIR/System.dll
Size 10KB
Sample260419-t2pc3ab16s
SHA256 bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1
MD5 56a321bd011112ec5d8a32b2f6fd3231
SHA1 df20e3a35a1636de64df5290ae5e4e7572447f78
SHA512 5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3
SSDEEP 192:uv+cJZE61KRWJQO6tFiUdK7ckK4k7l1XRBm0w+NiHi1GSJ:uf6rtFRduQ1W+fG8
TLSH
T127225C5893E0C1F3D6A0853C18A73A772729712445A18FE3CFA35841AE196D7BC7E336
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3392	4880	WerFault.exe	81

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 4792 wrote to memory of 4880	4792	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4792
- 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:4880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 612
    3⤵
    - Program crash
    PID:3392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4880 -ip 4880
1⤵
PID:4964

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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