a5f647be9200c9cd82fd0bdd8b86fa6a8ed958fbc7e1651ea7e921c282a17f1f

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02-09-2024 10:54

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General

Target

$PLUGINSDIR/UAC.dll
Size

14KB
MD5

adb29e6b186daa765dc750128649b63d
SHA1

160cbdc4cb0ac2c142d361df138c537aa7e708c9
SHA256

2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
SHA512

b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
SSDEEP

192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2968	2492	WerFault.exe	31

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 2356 wrote to memory of 2492	2356	rundll32.exe	31
PID 2356 wrote to memory of 2492	2356	rundll32.exe	31
PID 2356 wrote to memory of 2492	2356	rundll32.exe	31
PID 2356 wrote to memory of 2492	2356	rundll32.exe	31
PID 2356 wrote to memory of 2492	2356	rundll32.exe	31
PID 2356 wrote to memory of 2492	2356	rundll32.exe	31
PID 2356 wrote to memory of 2492	2356	rundll32.exe	31
PID 2492 wrote to memory of 2968	2492	rundll32.exe	32
PID 2492 wrote to memory of 2968	2492	rundll32.exe	32
PID 2492 wrote to memory of 2968	2492	rundll32.exe	32
PID 2492 wrote to memory of 2968	2492	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2356
- 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:2492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 224
    3⤵
    - Program crash
    PID:2968

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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