22b92fae173e6e53733f1c8eaac661d279551827cb76b1a944b05accde5e0366

Analysis

max time kernel
143s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2024 05:45

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

55f18cafe28167995629fdeae4f07bdf
SHA1

a6bd9310f4408c86149993d1e8833d35dd16bb23
SHA256

e32b35cde7c6e2c967445de92884684db7fda506ea52b9aaa74c1a33dd2fdfe6
SHA512

113e7a9e1958bea6a045a7120adf6c667880b9b1d90ff7790e2004f3954f9358a5e44ceb6be0c3b32ff8e6a06878a0f22be7206d0b5a6c5392ca30b8c3bff8ce
SSDEEP

192:sj9rQDenC9VrcK7REgSWOprANupQYLRszDDH/d9CWlXo7U6YV:qJQEaVAK7R9SfpjpQYLRszfH/d9CWB1j

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4904	2564	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 1096 wrote to memory of 2564	1096	rundll32.exe	84
PID 1096 wrote to memory of 2564	1096	rundll32.exe	84
PID 1096 wrote to memory of 2564	1096	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1096
- 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:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 612
    3⤵
    - Program crash
    PID:4904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2564 -ip 2564
1⤵
PID:3388

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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