f1360c339823b9b3e5888e7a0a5427f775b078cff2231fd89b74b9b6b8fd1611

Analysis

max time kernel
94s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 01:34

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General

Target

xxwewe33/api-ms-win-core-namedpipe-l1-1-0.dll
Size

11KB
MD5

bb05cdffc71ac2b0c0fb2cc35b409ec2
SHA1

b327ab67107235beb5fcd1b893a571e21e29f6ff
SHA256

36c42192283f129ff5637a06b7c3d72e5ed8e1c77493623384f2bdac15118f29
SHA512

b55cbf2aaa2f7685925c313d4ce73b8635666e5f2f30e2621fec88f3b526d296e5d1fb5c28bf3ea5e8621b298e01b75542085e9e3d1a966762173a3e53e4240d
SSDEEP

192:iWWOhWYT71ojDBQABJz0ymVqnajLQvTP+8jIrf:1WOhWNDBRJzxmVlvQyUIrf

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4564	3432	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 3432	3916	rundll32.exe	83
PID 3916 wrote to memory of 3432	3916	rundll32.exe	83
PID 3916 wrote to memory of 3432	3916	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\xxwewe33\api-ms-win-core-namedpipe-l1-1-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\xxwewe33\api-ms-win-core-namedpipe-l1-1-0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3432 -s 600
    3⤵
    - Program crash
    PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3432 -ip 3432
1⤵
PID:2488

Network

MITRE ATT&CK Enterprise v15

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

Windows 7 deprecation

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