11da00c279cb478e78cdb9be2a78571ac8365f7ffc2b5dcfff0ec88a179044c1

Analysis

max time kernel
88s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
28/09/2024, 06:28

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General

Target

$PLUGINSDIR/LangDLL.dll
Size

8KB
MD5

313661ec12ed5ce1fd0b3292bf02cb69
SHA1

fd341676cf680a9f0f690c35b43feadc0693e9a8
SHA256

2e08e077a0800ec39c0596f4dd91cbbfa917eeef2d75a00767917b8d1f6884ac
SHA512

a16f35c6019eb1431a3d03fb7d0935c272756f2a8363f541e168a55b2e20a85ee90191715c845ab0588eef8f2af6cf91ac75c5bf1a5d0c61c513339006da9ff2
SSDEEP

96:b0nLo47eYkrGj23kBTPEa8ir2qUuRkNB/RMZCabEO/2/HdNfdpX2N:KoZYkrGj20tEEeYkv/RaCA/2/9h2N

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4988	1104	WerFault.exe	78

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 2808 wrote to memory of 1104	2808	rundll32.exe	78
PID 2808 wrote to memory of 1104	2808	rundll32.exe	78
PID 2808 wrote to memory of 1104	2808	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- 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:1104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 448
    3⤵
    - Program crash
    PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1104 -ip 1104
1⤵
PID:3564

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

Replay Monitor

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Downloads

memory/1104-0-0x0000000074C70000-0x0000000074C7A000-memory.dmp

Filesize
40KB

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