ec272e16f26ae18203872c423e9819373a2840ed4c3acc4fe902cf6195107463

Analysis

max time kernel
525s
max time network
527s
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_ud.dll
Size

1.4MB
MD5

eb9c3d4ae276b40543cae5564664234c
SHA1

8871a4554ed5cdb6a9bb6d110a8a50ed1c574097
SHA256

9acd454a4ec92332c7c18f4d13c1777ba3f5a9ec04b06bc45face5a63b5751f0
SHA512

58eefb17108d52db45ec5c8d729cad5c862ddc23d8fbdd31efea701835d79e75af4de76c73def0817cadf43f4e41083e13eec3e61b348c0c771c8c6ab684afe2
SSDEEP

24576:GX5uOXeGlHrcXCkcPqCpQYnFOceiUN0dpl9jmB98:GX5MKLcXCVucmQpM8

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4644	2956	WerFault.exe	73

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 424 wrote to memory of 2956	424	rundll32.exe	73
PID 424 wrote to memory of 2956	424	rundll32.exe	73
PID 424 wrote to memory of 2956	424	rundll32.exe	73

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DuiLib_ud.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:424
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\DuiLib_ud.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 644
    3⤵
    - Program crash
    PID:4644

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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