762c01cffcfc2f0df5caaeceb440707f9efd916ed7bc4606f0137df7c3f6e1de

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-11-2024 10:27

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General

Target

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

106KB
MD5

815b07c37c83b13457d37ca8c6a7a561
SHA1

746138b85e5611fd058c008411889a15870083cd
SHA256

153c1b5e96e7bc4c9f858c3cc3bc6cd5e09ef68776d95871ca38824c430654c4
SHA512

8949ab1deae036ae785ad20c634519aa368b4768f0dd65c0dc53f8ea70dd7d707c984277b914de14054eb8a044182ff78205e3a02555e377750bb829760b8c31
SSDEEP

1536:3TiEEijMKdzfgbmuNOaAr5jvlY44I2UpoURQr9QblKseK5LgaEirhshZxd7Upy9:OtijKmuNOtrpy4roUGr2bl+/Kpy9

Score

3^/10

discovery

Malware Config

Signatures

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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2380 wrote to memory of 1356	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 1356	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 1356	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 1356	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 1356	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 1356	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 1356	2380	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\NOTIFICACIÓN ELECTRÓNICA JUDICIAL AUTO ADMISORIO DEMANDA LABORAL\MCoreLib.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\NOTIFICACIÓN ELECTRÓNICA JUDICIAL AUTO ADMISORIO DEMANDA LABORAL\MCoreLib.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1356

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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