8fa8f3edd9507da214ad4ea3dc324c173a6c9f7b0ad18040955091f38fbc9934

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-10-2024 21:07

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General

Target

$PLUGINSDIR/UAC.dll
Size

13KB
MD5

431e5b960aa15af5d153bae6ba6b7e87
SHA1

e090c90be02e0bafe5f3d884c0525d8f87b3db40
SHA256

a6d956f28c32e8aa2ab2df13ef52637e23113fab41225031e7a3d47390a6cf13
SHA512

f1526c7e4d0fce8ab378e43e89aafb1d7e9d57ef5324501e804091e99331dd2544912181d6d4a07d30416fe17c892867c593aee623834935e11c7bb385c6a0a8
SSDEEP

192:vIARvmFvcukSWn8EAKVZ8148Dj33RZgqWVWYuOUEjRuFzEun0J:v2mukSe8EA88pRZAVWYuO3cFznny

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2864	2844	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 2828 wrote to memory of 2844	2828	rundll32.exe	30
PID 2828 wrote to memory of 2844	2828	rundll32.exe	30
PID 2828 wrote to memory of 2844	2828	rundll32.exe	30
PID 2828 wrote to memory of 2844	2828	rundll32.exe	30
PID 2828 wrote to memory of 2844	2828	rundll32.exe	30
PID 2828 wrote to memory of 2844	2828	rundll32.exe	30
PID 2828 wrote to memory of 2844	2828	rundll32.exe	30
PID 2844 wrote to memory of 2864	2844	rundll32.exe	31
PID 2844 wrote to memory of 2864	2844	rundll32.exe	31
PID 2844 wrote to memory of 2864	2844	rundll32.exe	31
PID 2844 wrote to memory of 2864	2844	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 224
    3⤵
    - Program crash
    PID:2864

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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