4fa40060e1698c4f15b1fc6cacabe31e0de49e0092f4368be58d22e5d7c496c9

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-02-2025 18:28

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General

Target

UKHook40.dll
Size

184KB
MD5

263f34abe52cc36f112db4ad2fc53a05
SHA1

83b084a6c23cef12b2a3e1d563bdc76b31a2241c
SHA256

11326ab1d4a6db6cdaae23c16ee5543d8957afeb475ba6fabb207043915b4681
SHA512

774d3a4b468de64b4d80fe1310df92e05c54b1e01c1594d5eb6190a4b4f1ceb3b082fe85da0b3f4ddf964664c5c988248a083d6f893365754f77cb3969a41439
SSDEEP

3072:K1D43Cp0jUhZWVQJwXoBoGzv2KzoU1DwUkjpPlIo2SF:AUV5oBT7BoU1DQ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1996	2024	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 2544 wrote to memory of 2024	2544	rundll32.exe	30
PID 2544 wrote to memory of 2024	2544	rundll32.exe	30
PID 2544 wrote to memory of 2024	2544	rundll32.exe	30
PID 2544 wrote to memory of 2024	2544	rundll32.exe	30
PID 2544 wrote to memory of 2024	2544	rundll32.exe	30
PID 2544 wrote to memory of 2024	2544	rundll32.exe	30
PID 2544 wrote to memory of 2024	2544	rundll32.exe	30
PID 2024 wrote to memory of 1996	2024	rundll32.exe	31
PID 2024 wrote to memory of 1996	2024	rundll32.exe	31
PID 2024 wrote to memory of 1996	2024	rundll32.exe	31
PID 2024 wrote to memory of 1996	2024	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UKHook40.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\UKHook40.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 228
    3⤵
    - Program crash
    PID:1996

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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