557c433f5e71acf38cad8af219c2acc4d772b07788ec99ced96980934c08af11

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-10-2024 16:46

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General

Target

DEMANDA LABORAL JUDICIAL/msvcp100.dll
Size

411KB
MD5

03e9314004f504a14a61c3d364b62f66
SHA1

0aa3caac24fdf9d9d4c618e2bbf0a063036cd55d
SHA256

a3ba6421991241bea9c8334b62c3088f8f131ab906c3cc52113945d05016a35f
SHA512

2fcff4439d2759d93c57d49b24f28ae89b7698e284e76ac65fe2b50bdefc23a8cc3c83891d671de4e4c0f036cef810856de79ac2b028aa89a895bf35abff8c8d
SSDEEP

12288:iHEqYsrMWIqz473PTiPoH/aGhUgiW6QR7t5qv3Ooc8UHkC2eKq87:iH9YsIWIW4rPTiPofaDv3Ooc8UHkC2e8

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2552	3040	WerFault.exe	28

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

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 3068 wrote to memory of 3040	3068	rundll32.exe	28
PID 3068 wrote to memory of 3040	3068	rundll32.exe	28
PID 3068 wrote to memory of 3040	3068	rundll32.exe	28
PID 3068 wrote to memory of 3040	3068	rundll32.exe	28
PID 3068 wrote to memory of 3040	3068	rundll32.exe	28
PID 3068 wrote to memory of 3040	3068	rundll32.exe	28
PID 3068 wrote to memory of 3040	3068	rundll32.exe	28
PID 3040 wrote to memory of 2552	3040	rundll32.exe	29
PID 3040 wrote to memory of 2552	3040	rundll32.exe	29
PID 3040 wrote to memory of 2552	3040	rundll32.exe	29
PID 3040 wrote to memory of 2552	3040	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL JUDICIAL\msvcp100.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL JUDICIAL\msvcp100.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 220
    3⤵
    - Program crash
    PID:2552

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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