58e30f939535c1c2d65fbab197f4a6816931522b8513d8261154eb86f6e28579

Analysis

max time kernel
7s
max time network
1s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 13:09

Target

$PLUGINSDIR/System.dll
Size

16KB
MD5

c8ffec7d9f2410dcbe25fe6744c06aad
SHA1

1d868cd6f06b4946d3f14b043733624ff413486f
SHA256

50138c04dc8b09908d68abc43e6eb3ab81e25cbf4693d893189e51848424449f
SHA512

4944c84894a26fee2dd926bf33fdf4523462a32c430cf1f76a0ce2567a47f985c79a2b97ceed92a04edab7b5678bfc50b4af89e0f2dded3b53b269f89e6b734b
SSDEEP

192:A+6KSH9582ppDQdmVl4SZ1t6C+2BxN40bBB3wIuQGEG2l2VLsQKBvrrDzN:hBeR0mVeSZ1t6QBvv6o2VATz3

Score

3^/10

discovery

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2684 2644 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
2684	2644	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2180 wrote to memory of 2644	2180	rundll32.exe	rundll32.exe
PID 2180 wrote to memory of 2644	2180	rundll32.exe	rundll32.exe
PID 2180 wrote to memory of 2644	2180	rundll32.exe	rundll32.exe
PID 2180 wrote to memory of 2644	2180	rundll32.exe	rundll32.exe
PID 2180 wrote to memory of 2644	2180	rundll32.exe	rundll32.exe
PID 2180 wrote to memory of 2644	2180	rundll32.exe	rundll32.exe
PID 2180 wrote to memory of 2644	2180	rundll32.exe	rundll32.exe
PID 2644 wrote to memory of 2684	2644	rundll32.exe	WerFault.exe
PID 2644 wrote to memory of 2684	2644	rundll32.exe	WerFault.exe
PID 2644 wrote to memory of 2684	2644	rundll32.exe	WerFault.exe
PID 2644 wrote to memory of 2684	2644	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 224
    3⤵
    - Program crash
    PID:2684

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/2644-0-0x0000000064540000-0x000000006454A000-memory.dmp

Filesize
40KB

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