271c761e5df5801fe52b18a33bcdb8069a76125c4dd9649e84f87e1a4d6aeea9

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-07-2024 08:23

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General

Target

aa9ad8fefc9996628011f750e98b8f00N.dll
Size

48KB
MD5

aa9ad8fefc9996628011f750e98b8f00
SHA1

6020f6e537ffb8c7bd34761f9c11268d317435ce
SHA256

271c761e5df5801fe52b18a33bcdb8069a76125c4dd9649e84f87e1a4d6aeea9
SHA512

883b9f13b4552c58a5efe40d5b9c505230271208fbd58b6fdcb2299af12ab447404b357be133c8bad819d48d391eb164b5d5da867ab5e820ad4a134c64be8b46
SSDEEP

768:S3njn3FlxxCWfgi1HMr6LpJhDLSk3/M+b92cBYDd+:Injn3NxnXHtLpJhDLX3/fs9D

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2908	2852	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2852	2696	rundll32.exe	30
PID 2696 wrote to memory of 2852	2696	rundll32.exe	30
PID 2696 wrote to memory of 2852	2696	rundll32.exe	30
PID 2696 wrote to memory of 2852	2696	rundll32.exe	30
PID 2696 wrote to memory of 2852	2696	rundll32.exe	30
PID 2696 wrote to memory of 2852	2696	rundll32.exe	30
PID 2696 wrote to memory of 2852	2696	rundll32.exe	30
PID 2852 wrote to memory of 2908	2852	rundll32.exe	31
PID 2852 wrote to memory of 2908	2852	rundll32.exe	31
PID 2852 wrote to memory of 2908	2852	rundll32.exe	31
PID 2852 wrote to memory of 2908	2852	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa9ad8fefc9996628011f750e98b8f00N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa9ad8fefc9996628011f750e98b8f00N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 260
    3⤵
    - Program crash
    PID:2908

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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