acdda22ea40a289e3a1ff725de7a933415bf6c143dc60cdb296fe17d36d894ac

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 02:01

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

4ca4fd3fbefa2f6e87e6e9ee87d1c0b3
SHA1

7cdbeb5ff2b14b86af04e075d0ca651183ea5df4
SHA256

d09a8b3ade4ba4b7292c0b3da1bcb4b6c6e2012e0ccfd5e029a54af73a9e1b57
SHA512

cf0f415a97fdc74568297fed4f1295d0d2aef487a308141144ef8d5f04c669ef4795c273e745b81065429adde113fcdedf4c22717a7aeef60fdcd8d4d46f97f8
SSDEEP

192:EPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4W:j7VpNo8gmOyRsVc4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1664 2912 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
1664	2912	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 2420 wrote to memory of 2912	2420	rundll32.exe	rundll32.exe
PID 2420 wrote to memory of 2912	2420	rundll32.exe	rundll32.exe
PID 2420 wrote to memory of 2912	2420	rundll32.exe	rundll32.exe
PID 2420 wrote to memory of 2912	2420	rundll32.exe	rundll32.exe
PID 2420 wrote to memory of 2912	2420	rundll32.exe	rundll32.exe
PID 2420 wrote to memory of 2912	2420	rundll32.exe	rundll32.exe
PID 2420 wrote to memory of 2912	2420	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 1664	2912	rundll32.exe	WerFault.exe
PID 2912 wrote to memory of 1664	2912	rundll32.exe	WerFault.exe
PID 2912 wrote to memory of 1664	2912	rundll32.exe	WerFault.exe
PID 2912 wrote to memory of 1664	2912	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:2420
- 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:2912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 220
    3⤵
    - Program crash
    PID:1664

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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