d7ea78ed27fd9b409d82b101317e7fc3f513efe456de24d62c13d443033e3165

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 05:18

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

fccff8cb7a1067e23fd2e2b63971a8e1
SHA1

30e2a9e137c1223a78a0f7b0bf96a1c361976d91
SHA256

6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
SHA512

f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c
SSDEEP

192:xPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4v:g7VpNo8gmOyRsVc4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2040 2248 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
2040	2248	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 2196 wrote to memory of 2248	2196	rundll32.exe	rundll32.exe
PID 2196 wrote to memory of 2248	2196	rundll32.exe	rundll32.exe
PID 2196 wrote to memory of 2248	2196	rundll32.exe	rundll32.exe
PID 2196 wrote to memory of 2248	2196	rundll32.exe	rundll32.exe
PID 2196 wrote to memory of 2248	2196	rundll32.exe	rundll32.exe
PID 2196 wrote to memory of 2248	2196	rundll32.exe	rundll32.exe
PID 2196 wrote to memory of 2248	2196	rundll32.exe	rundll32.exe
PID 2248 wrote to memory of 2040	2248	rundll32.exe	WerFault.exe
PID 2248 wrote to memory of 2040	2248	rundll32.exe	WerFault.exe
PID 2248 wrote to memory of 2040	2248	rundll32.exe	WerFault.exe
PID 2248 wrote to memory of 2040	2248	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:2196
- 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:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 224
    3⤵
    - Program crash
    PID:2040

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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