9487da37a92b40720ea2ad64ea0c9adc8b3c7bc4fe1f63a0e03e9c7a18943565

Analysis

max time kernel
149s
max time network
151s
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-debug-l1-1-0.dll
Size 11KB
Sample260704-plefpsfs9v
SHA256 9487da37a92b40720ea2ad64ea0c9adc8b3c7bc4fe1f63a0e03e9c7a18943565
MD5 d9e02887a85903ee3a4fa7f197865274
SHA1 f68904fef682461068ea782f1ed911b124793732
SHA512 43fbb849a9a6e41e3b20813ebbe29e9fc233f6c1a7c00f8798f15f5c896bca7f6906a9a65fbc5569b3d5f901d70ab9a6132f8a9f71193f2d7f5559a607d5cf84
SSDEEP 192:4WOhWqT71ojDBQABJTwvveqnajsl/cqtm4t:4WOhWrDBRJTw3elPqr
TLSH
T1DF323CC28BBC5043E8A7ADB052ACE6877C3DA3C618704956059EF5D92D873C6EF14B2D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5740	4616	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 5048 wrote to memory of 4616	5048	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-core-debug-l1-1-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-core-debug-l1-1-0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 600
    3⤵
    - Program crash
    PID:5740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4616 -ip 4616
1⤵
PID:3324

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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