5113f7698c80f8183b0fd72ff91adeed308b93937fc9ca9aefb8d7f878569fd3

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 05:18

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

7836f464ae0102452e94a363b491b759
SHA1

59909a48448b99e2eb9cd336d81d60764da59f31
SHA256

11adf8916947b5a20a071b494fa034cf62769dcc6293a1340b29a5bb29ac8e87
SHA512

5ed63eefa1b3b3caad4cb762ccb8419c05bcad3da3a7415235cda2d2a1f79eb018503ca30a0a92d6b72160327decea9a70c48e0c28de94dd67303d4aea4a02db

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	1436	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 4420 wrote to memory of 1436	4420	rundll32.exe	83
PID 4420 wrote to memory of 1436	4420	rundll32.exe	83
PID 4420 wrote to memory of 1436	4420	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1436 -s 620
    3⤵
    - Program crash
    PID:2780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1436 -ip 1436
1⤵
PID:3784

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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