5fce6066258b1c384b76c95ba2307d25fe5df991dd1b816533f05f3a4d2e0872

Analysis

max time kernel
110s
max time network
17s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14-09-2024 05:45

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General

Target

b431eca76a4ee8378515897320fecde0N.dll
Size

137KB
MD5

b431eca76a4ee8378515897320fecde0
SHA1

615fd73a892043d87e2262d004bd3c50a3381b30
SHA256

5fce6066258b1c384b76c95ba2307d25fe5df991dd1b816533f05f3a4d2e0872
SHA512

a1cab8cc675bb97a644cf01c3a5d3946e29605911006fe74e0c1db5362a29832de511ae60c06adccbddacd80adb791b25d1278b5c1a509e22c7b26b91ba4dbc3
SSDEEP

3072:JR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuU:E25GgFny61mraC

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	2068	WerFault.exe	31

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

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

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 2068	1648	rundll32.exe	31
PID 1648 wrote to memory of 2068	1648	rundll32.exe	31
PID 1648 wrote to memory of 2068	1648	rundll32.exe	31
PID 1648 wrote to memory of 2068	1648	rundll32.exe	31
PID 1648 wrote to memory of 2068	1648	rundll32.exe	31
PID 1648 wrote to memory of 2068	1648	rundll32.exe	31
PID 1648 wrote to memory of 2068	1648	rundll32.exe	31
PID 2068 wrote to memory of 2348	2068	rundll32.exe	32
PID 2068 wrote to memory of 2348	2068	rundll32.exe	32
PID 2068 wrote to memory of 2348	2068	rundll32.exe	32
PID 2068 wrote to memory of 2348	2068	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b431eca76a4ee8378515897320fecde0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b431eca76a4ee8378515897320fecde0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 228
    3⤵
    - Program crash
    PID:2348

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

Replay Monitor

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Downloads

memory/2068-0-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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