b578f525b2f24e6957fcab98852d4bc28ac67af0714277a7b4c554be8c8279f6

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
29/05/2026, 01:53

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General

Target
$PLUGINSDIR/JxNsis.dll
Size 2.7MB
Sample260529-cbcsxaax3m
SHA256 b578f525b2f24e6957fcab98852d4bc28ac67af0714277a7b4c554be8c8279f6
MD5 672461c1f74758588c5d45c1829b72db
SHA1 1f021d5694ef9b93209fda2e86ce0cf78f21920c
SHA512 849f68fe6e19917f64830d210b2a603b97f94b25d0cb234a6ef8379e34566e86ad22cd4722f11005cb762872bc5b2343dc496c39c9ff66c31e39f4940b90f2b1
SSDEEP 49152:4uHFBA8lAJiJZux9Az2nKpRgRkJJTA6dPdBjDo+dMz75TNIuu:HFBA8lAJiJZPz2nKpxZnBj0+dF
TLSH
T1C6D5CF12FF828171E59E017451BA5BBF8C7EAE245734C9D397901EB99C302D2363B39A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1580	4664	WerFault.exe	87

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 5568 wrote to memory of 4664	5568	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\JxNsis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\JxNsis.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4664 -s 656
    3⤵
    - Program crash
    PID:1580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4664 -ip 4664
1⤵
PID:5316

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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