30091faafd62ea7ba9868db2ee575dab98fd126a78d39590f57ea7b38b20d966

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240708-en
submitted
11-07-2024 18:16

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General

Target

$PLUGINSDIR/UAC.dll

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2004	2552	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 2692 wrote to memory of 2552	2692	rundll32.exe	30
PID 2692 wrote to memory of 2552	2692	rundll32.exe	30
PID 2692 wrote to memory of 2552	2692	rundll32.exe	30
PID 2692 wrote to memory of 2552	2692	rundll32.exe	30
PID 2692 wrote to memory of 2552	2692	rundll32.exe	30
PID 2692 wrote to memory of 2552	2692	rundll32.exe	30
PID 2692 wrote to memory of 2552	2692	rundll32.exe	30
PID 2552 wrote to memory of 2004	2552	rundll32.exe	31
PID 2552 wrote to memory of 2004	2552	rundll32.exe	31
PID 2552 wrote to memory of 2004	2552	rundll32.exe	31
PID 2552 wrote to memory of 2004	2552	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:2692
- 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:2552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 224
    3⤵
    - Program crash
    PID:2004

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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