c846a3079596e48c2f812732b78ac764349c683d5db62a374807decfe383226a

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 12:34

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General

Target

Nezur_Executor/Nezur_Executor/runtimes/win-x86/native/WebView2Loader.dll
Size

113KB
MD5

999f67ef1a2d06beeaf85ec9b5d5d73d
SHA1

644b1768f8675b29fb53a51edb5d344fdf55946c
SHA256

4c24ade2c2a4cf652529fdf4259743fec824c628bdc056fc5c76c29e30e7c06c
SHA512

6399fda1c54bd26ce82b7d48ac1b7c9741d5abf68a67bd62ec53ea2a1f82caac2e9bfdb1cb22f5af3c8ca6f4789a888f6519e02941f6c33f6f9d3b0e58eb56f4
SSDEEP

3072:OnbFYqJx7sXRq2KVs9iiamgqeNZPTj7EtJlAlHJcgf4fm9pS:OZYqJx4gkYiavEtJe9f2mbS

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
64	2744	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 4820 wrote to memory of 2744	4820	rundll32.exe	82
PID 4820 wrote to memory of 2744	4820	rundll32.exe	82
PID 4820 wrote to memory of 2744	4820	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Nezur_Executor\Nezur_Executor\runtimes\win-x86\native\WebView2Loader.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Nezur_Executor\Nezur_Executor\runtimes\win-x86\native\WebView2Loader.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 600
    3⤵
    - Program crash
    PID:64

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2744 -ip 2744
1⤵
PID:4936

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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