762c01cffcfc2f0df5caaeceb440707f9efd916ed7bc4606f0137df7c3f6e1de

Analysis

max time kernel
149s
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
06-12-2024 17:39

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General

Target

NOTIFICACIÓN ELECTRÓNICA JUDICIAL AUTO ADMISORIO DEMANDA LABORAL/MUtils.dll
Size

619KB
MD5

6da9a492898b66db78f5c9d3fc7ecc64
SHA1

d264f67d92ccd4cfeaed1510ed0b6ae90d3f7db4
SHA256

50dfc607913a47dd266e27f6533f3f6b8f9fe995582f7662a944149a26b5054c
SHA512

11bc138d16f279d70ece09e3d238ce891bc5015b6d49a750e153c2b9286bf95e285e818ed5e25e7c731cdfff1324cdb74155f68fda0ef8104eb0d554e2b2923e
SSDEEP

12288:OM9gTRuz4D8LNPKworLS82aZkg33/IbH:aTR5QPRYdkZb

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4408	4252	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 3240 wrote to memory of 4252	3240	rundll32.exe	82
PID 3240 wrote to memory of 4252	3240	rundll32.exe	82
PID 3240 wrote to memory of 4252	3240	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\NOTIFICACIÓN ELECTRÓNICA JUDICIAL AUTO ADMISORIO DEMANDA LABORAL\MUtils.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\NOTIFICACIÓN ELECTRÓNICA JUDICIAL AUTO ADMISORIO DEMANDA LABORAL\MUtils.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 608
    3⤵
    - Program crash
    PID:4408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4252 -ip 4252
1⤵
PID:5040

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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