5f3f05fa89a5cfebb47bd88e205e83e4420e981bb870b04f1ccd23dc8ea55cbc

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2024, 16:51

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General

Target

uUDFImporter.dll
Size

500KB
MD5

b392d2bcdc38f26cff47ef385e49ccd2
SHA1

564b6f33f7850f66225b693890a2f1f03231d4df
SHA256

c51e39f09d39e39343c3030fb9549452f1e548e4d8bc9fdb6138f7605d9eaefd
SHA512

6b248183aabcdab5f5228cbc4d950e23b0ce9f5a000b0f5e200d2dd09edff93d41f373b9d688695424b7d254ce3c18f226511338c157cadffbd8bfad20b1ee82
SSDEEP

6144:kDpRIYDddKQci/lR3rszSeJFv+iKhyMrV5rGO3Dg+2RMPIJBmfqDF2pFMBbdcqN3:kDpR5RaHynrGO0+2iPIZFw27cqfHu2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1908	4404	WerFault.exe	82

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 2632 wrote to memory of 4404	2632	rundll32.exe	82
PID 2632 wrote to memory of 4404	2632	rundll32.exe	82
PID 2632 wrote to memory of 4404	2632	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\uUDFImporter.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\uUDFImporter.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4404 -s 604
    3⤵
    - Program crash
    PID:1908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4404 -ip 4404
1⤵
PID:1632

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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