aa3fad3c500cd0572126361e27aea63274a980a0e77863842f3d4fa1248a8432

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 06:29

Target

aa3fad3c500cd0572126361e27aea63274a980a0e77863842f3d4fa1248a8432.dll
Size

137KB
MD5

79add39a6175ea4dfe8e8f068a2a3126
SHA1

2575a6cb3a0f73d1e8126abdf29c1f43297f2080
SHA256

aa3fad3c500cd0572126361e27aea63274a980a0e77863842f3d4fa1248a8432
SHA512

153dcec0bc6aefab6e8146e09b8d35efda7f70c19b6c0c0736496e8fd6490c841aec43ea40b89bcfbcb768553068cf975588ec67f6876fd1986b3420db02185f
SSDEEP

3072:6R02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuF:v25GgFny61mraH

Score

3^/10

discovery

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2572 2604 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
2572	2604	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 2348 wrote to memory of 2604	2348	rundll32.exe	rundll32.exe
PID 2348 wrote to memory of 2604	2348	rundll32.exe	rundll32.exe
PID 2348 wrote to memory of 2604	2348	rundll32.exe	rundll32.exe
PID 2348 wrote to memory of 2604	2348	rundll32.exe	rundll32.exe
PID 2348 wrote to memory of 2604	2348	rundll32.exe	rundll32.exe
PID 2348 wrote to memory of 2604	2348	rundll32.exe	rundll32.exe
PID 2348 wrote to memory of 2604	2348	rundll32.exe	rundll32.exe
PID 2604 wrote to memory of 2572	2604	rundll32.exe	WerFault.exe
PID 2604 wrote to memory of 2572	2604	rundll32.exe	WerFault.exe
PID 2604 wrote to memory of 2572	2604	rundll32.exe	WerFault.exe
PID 2604 wrote to memory of 2572	2604	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa3fad3c500cd0572126361e27aea63274a980a0e77863842f3d4fa1248a8432.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa3fad3c500cd0572126361e27aea63274a980a0e77863842f3d4fa1248a8432.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 236
    3⤵
    - Program crash
    PID:2572

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/2604-0-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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