86424aeb9a385761d7e5943f10a954158f8e65acf3ab4ac7267556e8e08fc757

Analysis

max time kernel
598s
max time network
438s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
27/07/2026, 18:40

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General

Target
$PLUGINSDIR/System.dll
Size 22KB
Sample260727-xbggback21
SHA256 86424aeb9a385761d7e5943f10a954158f8e65acf3ab4ac7267556e8e08fc757
MD5 48a963cf10c86bf6453aff0eb2e1b9f1
SHA1 0021be43d782e48d61941e2e3fd164135034d120
SHA512 821a6a531c0a24be8d75e8755aa8c71cfbecc6ce7798ad1579ef82f187d30a3bc9b7b0a1107e6a5505401068dcbb210f964c79bfcdca00ea50b3208198d322d1
SSDEEP 384:9q/Qlt7wiij/lMRv/9V4b4rJIYi/uCxvSSy8RbmL4nNyTRIX6:4aeiijipNeYi2Cx6S5ALMX6
TLSH
T1B9A29D138B904CF1E9139D3034D4AA36AFB6B89D1AD081D367E7C0916B513C76AFD297
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4912	688	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 1096 wrote to memory of 688	1096	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 688 -s 612
    3⤵
    - Program crash
    PID:4912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 688 -ip 688
1⤵
PID:2128

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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