7bf7ff35fbcbfc1cb57597acfb23d2fb13e04e14906f4a626e4e92d689f19cbc

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
04/07/2026, 12:24

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General

Target
api-ms-win-core-string-l1-1-0.dll
Size 11KB
Sample260704-plefpsfs9v
SHA256 7bf7ff35fbcbfc1cb57597acfb23d2fb13e04e14906f4a626e4e92d689f19cbc
MD5 749b5c0031e0726fa45a3bb9b48b3802
SHA1 551c7adf6233b66d9271f5b705ab45d69cb590aa
SHA512 b7e7d59307aa2432b978484cfca8e5ea61216c1240bdbd733d4c697609ec371e6f13aef2a654de64711371b35dda2c5c6ae2b13b52e5951b51161d42b2d6ecaa
SSDEEP 192:yMyMvNWOhWPT71ojDBQABJoUqnajsl/cqta:nyMvNWOhWMDBRJFlPq8
TLSH
T1333219829BB89043E8A76DB012ADF6877D3CA3C71870856501A9F6A93D833C5DF14B7D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1044	4976	WerFault.exe	85

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 2296 wrote to memory of 4976	2296	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-core-string-l1-1-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-core-string-l1-1-0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 600
    3⤵
    - Program crash
    PID:1044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4976 -ip 4976
1⤵
PID:4392

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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