5fd5d8aec97cffaad9b7df6371b348d436cf1401e86fab614dc4cb8575428e52

Analysis

max time kernel
598s
max time network
387s
platform
windows11-21h2_x64
resource
win11-20260130-es
resource tags

arch:x64arch:x86image:win11-20260130-eslocale:es-esos:windows11-21h2-x64systemwindows
submitted
20/04/2026, 07:50

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General

Target
$PLUGINSDIR/AccessControl.dll
Size 15KB
Sample260420-jph1eact2k
SHA256 5fd5d8aec97cffaad9b7df6371b348d436cf1401e86fab614dc4cb8575428e52
MD5 d74bb4447af48da081c7d9b499f3a023
SHA1 dadf6e140e6fd8e49a1851cc144bb022e0adb185
SHA512 9a15de5c6b08914f5e5bbc1c318fb0e84da28a316cf51ccddca8dfb64cd67b7ad06acac307b41d5086a0740055d327007ff890807d6853bb2e767179a3b3d758
SSDEEP 192:0hdGZ2E0hm+Gc7ROMzCPvXWROt086dXHGrEKcDDi0b5ZsgMgiCXyo1Fp01eLLuIt:0hdGZ2E0YWV2908oj21ILud8
TLSH
T1B362A6124FF90BFEF1F16B352AB5553303A2B50124B1C21D5B91CE9A2831B9B5D74327
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3796	576	WerFault.exe	79

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 4904 wrote to memory of 576	4904	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AccessControl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AccessControl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 576 -s 468
    3⤵
    - Program crash
    PID:3796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 576 -ip 576
1⤵
PID:2132

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/576-0-0x0000000002020000-0x000000000209A000-memory.dmp

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