978bba74d1745fba180d88a6fc4179cc52e86b3b9455a9652d30d686ffbd6c60

Analysis

max time kernel
139s
max time network
157s
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/maddisAsm_.dll
Size

64KB
MD5

11efab4068cb4058207959e2638c2c1a
SHA1

b1eac0879dcda14bdc0c2efd7f261d7c175208c3
SHA256

11e3568f497c40331ee4a9e9973967e61b224e19204e09ed7451da3b74bd2ff5
SHA512

ced6167612674232429c25e52ba051994b09fdaeaf3316505904456ef8d7063f2eb03b5a158f0a424f0ecb49673e6a3d6b57d61183c5f8402da3fe53af0bd185
SSDEEP

1536:eNy3eqMne0sXB0IWtCLwEJhY0w1FwbiD7wlwei7:CqMnfIB04LwEJhY0w1UTnE

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4776 4040 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
4776	4040	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 4104 wrote to memory of 4040	4104	rundll32.exe	rundll32.exe
PID 4104 wrote to memory of 4040	4104	rundll32.exe	rundll32.exe
PID 4104 wrote to memory of 4040	4104	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Notificacion Demanda Laboral 698787\maddisAsm_.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4104

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Notificacion Demanda Laboral 698787\maddisAsm_.dll",#1
2⤵
- System Location Discovery: System Language Discovery
PID:4040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 624
3⤵
- Program crash
PID:4776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4040 -ip 4040
1⤵
PID:5060

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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