88065e1cf38a7c3a48c8a3d0de61bb2bd1167c65187074a3cd3ea269fe4c4dab

Analysis

max time kernel
93s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 11:09

Target

$PLUGINSDIR/LangDLL.dll
Size

8KB
MD5

e5240dcd169abe69a7332d01106e1d84
SHA1

2ca68892501102586f6ab4eb99744d7f6138c166
SHA256

96c40847d52270061c25743bc9ec4843be1991f3ac36c2d1b78ec04a04437ea4
SHA512

519479d1c6bfd4fcb11e0802f9cf5eb7b324577514a986f0fdf07d33ff6a275dc5ac41654aed818d1c30e0bdda543297f4b7886442cbc93066a808cafbaf8a70
SSDEEP

192:zopZK6yypD9pg5Z8YkvQhUbNA/2/o+OL:cvK685Z8YkvFbN

Score

3^/10

discovery

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

916 3484 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
916	3484	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 4308 wrote to memory of 3484	4308	rundll32.exe	rundll32.exe
PID 4308 wrote to memory of 3484	4308	rundll32.exe	rundll32.exe
PID 4308 wrote to memory of 3484	4308	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:4308
- 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:3484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 600
    3⤵
    - Program crash
    PID:916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3484 -ip 3484
1⤵
PID:3120

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/3484-0-0x0000000075450000-0x000000007545A000-memory.dmp

Filesize
40KB

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