465617bc8e67eaac01a373cf6d4348fd39adbb5b2f94cbe8391807960ba854ec

Analysis

max time kernel
149s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/09/2026, 17:52

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General

Target
gsio.dll
Size 27.9MB
Sample260907-wfpg2szzat
SHA256 465617bc8e67eaac01a373cf6d4348fd39adbb5b2f94cbe8391807960ba854ec
MD5 80e880789991059d50679d68895a3360
SHA1 ccc2a165ee7b395abe7b30e770c2cb0befbdbf73
SHA512 f95f9cb3f2bc4013ac7b60cc6fb1d5de44381f667bfc7058596447072be708f52a2950d5b0f02de1e699c59cec37de4e44aa1e38e8cce2e43b559acfda2aced0
SSDEEP 393216:WNzG96gp5neTBkHDSU9Rp4LrUUk4wTjUG86DKnR:WNVKcADSSp4LwUHwH
TLSH
T1A2579F51EFDBC1F1CB4B11F8157BA72DC42A966827380AD767251BAFA9322D03C36346
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5824	4308	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 5152 wrote to memory of 4308	5152	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\gsio.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\gsio.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 656
    3⤵
    - Program crash
    PID:5824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4308 -ip 4308
1⤵
PID:5840

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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