ec272e16f26ae18203872c423e9819373a2840ed4c3acc4fe902cf6195107463

Analysis

max time kernel
315s
max time network
398s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
19/08/2024, 18:11

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General

Target

DuiLib_d.dll
Size

1.4MB
MD5

276e533e839d91cd0feee28174cbb4bc
SHA1

b80680fde51bf14afb2435dc40213bd76bc5d793
SHA256

9e6d9873c91dff03b1c0477377f818ce5d9f202aed16083e45aa7943360e6525
SHA512

6590601d587fd67ed714e4f1f42c50b962847ca81cbd71a2d0429c57134cc278a36c8de7ea934cf60fa7528d97787e7eb0a8dda5eb617dffea69fc4570b0e2d7
SSDEEP

24576:07HQN0NYDjfM6W/shsuX2OYEtnsyIjpj8N5WbhI5/uZKM:0LQNIE1KAoyIq2bbsM

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
584	2860	WerFault.exe	72

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 2720 wrote to memory of 2860	2720	rundll32.exe	72
PID 2720 wrote to memory of 2860	2720	rundll32.exe	72
PID 2720 wrote to memory of 2860	2720	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DuiLib_d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\DuiLib_d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2860 -s 644
    3⤵
    - Program crash
    PID:584

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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