57f9da48f1cfe47d500c9a45623d639f9a4dfb2f5cc9b62730ab9eb7dde5eca0

Analysis

max time kernel
139s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-08-2024 04:53

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General

Target

$PLUGINSDIR/UAC.dll
Size

17KB
MD5

09caf01bc8d88eeb733abc161acff659
SHA1

b8c2126d641f88628c632dd2259686da3776a6da
SHA256

3555afe95e8bb269240a21520361677b280562b802978fccfb27490c79b9a478
SHA512

ef1e8fc4fc8f5609483b2c459d00a47036699dfb70b6be6f10a30c5d2fc66bae174345bffa9a44abd9ca029e609ff834d701ff6a769cca09fe5562365d5010fa
SSDEEP

384:w9JzaeWrF8d22hXAGFkr2WqErkuCYMAWS5Ns8AXXki:wLaBrrTXr3qruCYuS5qk

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
404	428	WerFault.exe	84

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 2148 wrote to memory of 428	2148	rundll32.exe	84
PID 2148 wrote to memory of 428	2148	rundll32.exe	84
PID 2148 wrote to memory of 428	2148	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 632
    3⤵
    - Program crash
    PID:404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 428 -ip 428
1⤵
PID:208

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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