f266e2fb3de7c85ece28032317f577ea730183e1ccc6e597005615b355e7b60e

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 11:41

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General

Target

LenovoSdk/x86/LYSDK2.dll
Size

2.6MB
MD5

d4629463ab7d0b655c4ae8090a979561
SHA1

1cb5ec0aacc5063f6ea8a93c0e137fa22677a72b
SHA256

bc3e86c712aa6827d10d9df6e8571f1880b2e705222abd8355a83966c7c9410d
SHA512

6d4b1ae7bebc01be653c881627530accf568ca1fd380ad8350f0802374c4cb198d12956131a7b85f59523106506445b81c1c2201ff5af6fa59de4aa81f94d718
SSDEEP

49152:piHGiseUq0YOdJ7HLzLGP4zLarwfYHWbUsVRjN3BtW+ZB:pUKdJrL/XarwftB

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4380	2788	WerFault.exe	82

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 2348 wrote to memory of 2788	2348	rundll32.exe	82
PID 2348 wrote to memory of 2788	2348	rundll32.exe	82
PID 2348 wrote to memory of 2788	2348	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\LenovoSdk\x86\LYSDK2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\LenovoSdk\x86\LYSDK2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 720
    3⤵
    - Program crash
    PID:4380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2788 -ip 2788
1⤵
PID:2028

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:2264

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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