1c23e8cc65f7d2e330f3b4021ef691397beda36b6ab9cba7bea091b0b6f30565

Analysis

max time kernel
150s
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
07-09-2024 06:19

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

68edaafef887c72f0d85d4d64b6cbf52
SHA1

77c1fb3301d6eea2e882bc387af1a017678c58da
SHA256

7d8ce82f2b89f544ed90cc8febfcfa57b32d2c8600bb77f79bc8d8980f0f7477
SHA512

e1e6b45fd47553d8e72cf15faa8572d6cf3f0a5495a34f7cb63a2307502282e69d482db42f8a760feaa890a0dc9539e9661fea8179e4d6e18e1c90092b06d4b9
SSDEEP

192:GDKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQbHSF:GViJrtFRdbmXK8+WHw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1248	3816	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 3972 wrote to memory of 3816	3972	rundll32.exe	83
PID 3972 wrote to memory of 3816	3972	rundll32.exe	83
PID 3972 wrote to memory of 3816	3972	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:3972
- 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:3816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 612
    3⤵
    - Program crash
    PID:1248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3816 -ip 3816
1⤵
PID:2152

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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