fa8064a6eca9a30e4525c9135d7ffb45a5d25dda297fa10f0e91bb721ea529f9

Analysis

max time kernel
93s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/08/2024, 16:27

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General

Target

$PLUGINSDIR/nsJSON.dll
Size

36KB
MD5

f840a9ddd319ee8c3da5190257abde5b
SHA1

3e868939239a5c6ef9acae10e1af721e4f99f24b
SHA256

ddb6c9f8de72ddd589f009e732040250b2124bca6195aa147aa7aac43fc2c73a
SHA512

8e12391027af928e4f7dad1ec4ab83e8359b19a7eb0be0372d051dfd2dd643dc0dfa086bd345760a496e5630c17f53db22f6008ae665033b766cbfcdd930881a
SSDEEP

768:91vTYFHvlhqjbm8oEHB6hC+/3P4LA27bRpjYiidWAMxkE6:91bYPHqu7EUhL27bTj7LxO

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4864	4876	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 2584 wrote to memory of 4876	2584	rundll32.exe	83
PID 2584 wrote to memory of 4876	2584	rundll32.exe	83
PID 2584 wrote to memory of 4876	2584	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsJSON.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsJSON.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4876
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 620
    3⤵
    - Program crash
    PID:4864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4876 -ip 4876
1⤵
PID:1732

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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