a75f10aa8817ffd7e1b1f1bab7742b9b4cd00b86776d8dba91465888e46bf3bd

Analysis

max time kernel
146s
max time network
156s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
27/07/2024, 17:19

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General

Target

a75f10aa8817ffd7e1b1f1bab7742b9b4cd00b86776d8dba91465888e46bf3bd.dll
Size

2.3MB
MD5

dd3ae667b42969df3b88217d8a5521b4
SHA1

732e4bb236a66f4fcd0c40b7997d6d38b23585d7
SHA256

a75f10aa8817ffd7e1b1f1bab7742b9b4cd00b86776d8dba91465888e46bf3bd
SHA512

9c5addf12d2df7b67916f5f0986728c7a150f91b012e9ffe0044d031c90cc3f3ad3078e23ad13f3f2e7ca4e1e03898793c7231671e8fe12e3ddf4729e142cf87
SSDEEP

49152:ng9rtk76+oC4c9oHWgO8YyVOOUE/wFgtL1e9oPSyEuOBOILKtSb:Ypk7xP9o2d/E/igBsGSJOILUS

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3992	2948	WerFault.exe	79

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

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3168 wrote to memory of 2948	3168	rundll32.exe	79
PID 3168 wrote to memory of 2948	3168	rundll32.exe	79
PID 3168 wrote to memory of 2948	3168	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a75f10aa8817ffd7e1b1f1bab7742b9b4cd00b86776d8dba91465888e46bf3bd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a75f10aa8817ffd7e1b1f1bab7742b9b4cd00b86776d8dba91465888e46bf3bd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 816
    3⤵
    - Program crash
    PID:3992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2948 -ip 2948
1⤵
PID:3508

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

Windows 7 deprecation

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