48e6c7067fa2eddba197ca968928cb65d1bba2d1d68f0729eb6033c1d2d0ba16

Analysis

max time kernel
93s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 00:07

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

810f3a0aefe36a9f63e29e604bea91a9
SHA1

2559d3d4adf51f8ecbe2d07e669e344eb7d0bd80
SHA256

f160eb7a1b4eb8d2e99e7424ae058acd81ba5019e43cbfa0ce81e3102b356779
SHA512

836b73c38ab60260e1bc81ebf8347e14d02453fc361b7d6f10f137287b8189f8bc43758ce2d9def8fd1c71112aab7ef1930af2d64ae69f6d4e58a6fe17b310bb
SSDEEP

192:CO6dJA/ruAFEiUdWWE6hE5RYUdJfbub1argMO:XKAFERdlxhGRYUzqZar

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4828	4384	WerFault.exe	83

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 2448 wrote to memory of 4384	2448	rundll32.exe	83
PID 2448 wrote to memory of 4384	2448	rundll32.exe	83
PID 2448 wrote to memory of 4384	2448	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 612
    3⤵
    - Program crash
    PID:4828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4384 -ip 4384
1⤵
PID:1736

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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