f38c4b826fc5721ccc7a490993bea1bacb169942162ee3929c2df3db8ca14909

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 12:22

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General

Target

$PLUGINSDIR/LangDLL.dll
Size

5KB
MD5

9384f4007c492d4fa040924f31c00166
SHA1

aba37faef30d7c445584c688a0b5638f5db31c7b
SHA256

60a964095af1be79f6a99b22212fefe2d16f5a0afd7e707d14394e4143e3f4f5
SHA512

68f158887e24302673227adffc688fd3edabf097d7f5410f983e06c6b9c7344ca1d8a45c7fa05553adcc5987993df3a298763477168d4842e554c4eb93b9aaaf
SSDEEP

48:iV6pAvmNC6iMPUptxEZK65x/AmvycNSmwVsOYJyvrpXptp/JvR0Jlof5d2:2811GED5ZTvycNSmwVsTJuftpZR0Sd2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4880 4296 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
4880	4296	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2324 wrote to memory of 4296	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 4296	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 4296	2324	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4296 -s 600
    3⤵
    - Program crash
    PID:4880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4296 -ip 4296
1⤵
PID:1888

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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