23c707f9cc1a222d593738b5fcaf9d06da19104b83be91788c879f134800a851

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 23:55

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

da3ad52de0af75df8b459c4f8c0c85bb
SHA1

5bfce84b6f3d19a4b7388f374ce1b915fbc9bbca
SHA256

a9b38a164cc032ead8fdedf6a987ecff1f933298c809c226a47ea57cc12710d8
SHA512

0d6141cda379f1889d4959ed945b1bb4e92e945a0e6ea99a2deee205106e7062debb6e5acecba3438d71d3206266fe69a293611fbee6d0564106e1bae4f35320
SSDEEP

192:pOSsJI/rqmIDNLU0dq51EgAiNbubv6tLZ:nHQQ0d01Egbq76t

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2636	3948	WerFault.exe	82

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 4424 wrote to memory of 3948	4424	rundll32.exe	82
PID 4424 wrote to memory of 3948	4424	rundll32.exe	82
PID 4424 wrote to memory of 3948	4424	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4424
- 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:3948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 612
    3⤵
    - Program crash
    PID:2636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3948 -ip 3948
1⤵
PID:2624

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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