05a3fa673419c2d45a6f16d2d383c081b12d630e94bab74ad9e3255e9f0d333a

Analysis

max time kernel
149s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/10/2026, 15:02

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General

Target
Optimizacion GTA SA OptiJuegos/Optimizacion GTA SA/Archivos de Optimizacion/scripts/optiprojects.dll
Size 464KB
Sample261002-sefa7swscx
SHA256 05a3fa673419c2d45a6f16d2d383c081b12d630e94bab74ad9e3255e9f0d333a
MD5 f02761196ac0198f545013ddd60aabf7
SHA1 597bffa3f80a2e9c1f6f80b518a0b3647afd9dd2
SHA512 43bd319f9fa66d6b0b9ce588c48db5bcbd6273f281262c2b9c2cab4c083c177f835e0f910db78a7030c1881508ec310d8593c93b51345d901ec43eb4e158399d
SSDEEP 3072:1I6fIa+Ym6qtvk7Ujxk94UShP2o4EwiE2JggkoetiWtvOHyMZpbfUoLuoBxKJYhV:1Fd2tlJg7vOSMQaIQ784O9XeNr
TLSH
T191A4C69D785DFF02F7C6153695BCF221A928B0FF03EA52760A74631D6A33B70325621A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3872	3944	WerFault.exe	84
824	3944	WerFault.exe	84

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 1248 wrote to memory of 3944	1248	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Optimizacion GTA SA OptiJuegos\Optimizacion GTA SA\Archivos de Optimizacion\scripts\optiprojects.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Optimizacion GTA SA OptiJuegos\Optimizacion GTA SA\Archivos de Optimizacion\scripts\optiprojects.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 848
    3⤵
    - Program crash
    PID:3872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 848
    3⤵
    - Program crash
    PID:824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3944 -ip 3944
1⤵
PID:116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3944 -ip 3944
1⤵
PID:4008

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

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Downloads

memory/3944-1-0x000000006DF40000-0x000000006DFBB000-memory.dmp

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