a8103506fb53c3f176a7e26d3404398655c258c154eb82cb60b8729984ba846a

Analysis

max time kernel
95s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-11-2024 16:07

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General

Target

- DEMANDA LABORAL_PROCESO JUDICIAL-RDO 2003250-00214/msvcp140.dll
Size

427KB
MD5

ff877a5dffd764197250bd4ba28496b1
SHA1

187b8e183fc3331dd4ba139333886ad1fbf333a7
SHA256

83f935454ae8e450b6f042509ecf28cceff95edb2495c63a782b9d45c2eaf1c0
SHA512

b9245353f8a8bce6f443345daf50e135aa9d84bcce4dc5fd9279216b99bc6a1fa409292e110132ad815f303f36006610d6907e9fc778e94977beb2332481d03d
SSDEEP

12288:RvYnQwEk3eLow3WEfQ+yggQWvHzDvKhOKjDhUgiW6QR7t5s03Ooc8dHkC2esqg:9YnQwELow3WSyLQWvHzLKhOKQ03Ooc8a

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3572 4152 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
3572	4152	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 896 wrote to memory of 4152	896	rundll32.exe	rundll32.exe
PID 896 wrote to memory of 4152	896	rundll32.exe	rundll32.exe
PID 896 wrote to memory of 4152	896	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\- DEMANDA LABORAL_PROCESO JUDICIAL-RDO 2003250-00214\msvcp140.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:896
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\- DEMANDA LABORAL_PROCESO JUDICIAL-RDO 2003250-00214\msvcp140.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 604
    3⤵
    - Program crash
    PID:3572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4152 -ip 4152
1⤵
PID:1444

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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