0d9e0293185f77ef323b8686cabcd7e7562af2899bf565ccef257d4b259c7b81

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-11-2024 11:25

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

d968cb2b98b83c03a9f02dd9b8df97dc
SHA1

d784c9b7a92dce58a5038beb62a48ff509e166a0
SHA256

a4ec98011ef99e595912718c1a1bf1aa67bfc2192575729d42f559d01f67b95c
SHA512

2ee41dc68f329a1519a8073ece7d746c9f3bf45d8ef3b915deb376af37e26074134af5f83c8af0fe0ab227f0d1acca9f37e5ca7ae37c46c3bcc0331fe5e2b97e
SSDEEP

192:CVA1YOTDExj7EFrYCT4E8y3hoSdtTgwF43E7QbGPXI9uIc6w79Mw:CrR7SrtTv53tdtTgwF4SQbGPX36wJMw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3068 2740 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
3068	2740	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 2848 wrote to memory of 2740	2848	rundll32.exe	rundll32.exe
PID 2848 wrote to memory of 2740	2848	rundll32.exe	rundll32.exe
PID 2848 wrote to memory of 2740	2848	rundll32.exe	rundll32.exe
PID 2848 wrote to memory of 2740	2848	rundll32.exe	rundll32.exe
PID 2848 wrote to memory of 2740	2848	rundll32.exe	rundll32.exe
PID 2848 wrote to memory of 2740	2848	rundll32.exe	rundll32.exe
PID 2848 wrote to memory of 2740	2848	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 3068	2740	rundll32.exe	WerFault.exe
PID 2740 wrote to memory of 3068	2740	rundll32.exe	WerFault.exe
PID 2740 wrote to memory of 3068	2740	rundll32.exe	WerFault.exe
PID 2740 wrote to memory of 3068	2740	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:2848
- 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:2740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 220
    3⤵
    - Program crash
    PID:3068

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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