978bba74d1745fba180d88a6fc4179cc52e86b3b9455a9652d30d686ffbd6c60

Analysis

max time kernel
130s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2024 17:23

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General

Target

Notificacion Demanda Laboral 698787/madexcept_.dll
Size

438KB
MD5

562ec96d0f65b0309ad7508d0e0ced11
SHA1

0fe9dda664f4f8d9ae18603c5a25756710032a6f
SHA256

fb64a5954b726d2d0f0bc26113a36dc8a86c469af994ceeaf2e2609743a0a557
SHA512

876b82534764b2d156ce64d52771d38f245d330957287773f6b2360f48564b8d4a304449fa6f6400052165aaf433a191af2d3b38b194a9b1e892552dc0805fba
SSDEEP

6144:XlAz49EKhEV30F8sl88nTjQ4Q50gEcW/jd+o72niVUNMa4Yn2lZ:XlG4ut30F8slzYlQcW/jd++2nJ6u2lZ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3856 5032 WerFault.exe rundll32.exe
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

pid	pid_target	process	target process
3856	5032	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3148 wrote to memory of 5032	3148	rundll32.exe	rundll32.exe
PID 3148 wrote to memory of 5032	3148	rundll32.exe	rundll32.exe
PID 3148 wrote to memory of 5032	3148	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Notificacion Demanda Laboral 698787\madexcept_.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3148

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Notificacion Demanda Laboral 698787\madexcept_.dll",#1
2⤵
- System Location Discovery: System Language Discovery
PID:5032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 628
3⤵
- Program crash
PID:3856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5032 -ip 5032
1⤵
PID:2784

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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