99932e6dbe1103e83b0468d11bda2808d22d5522f91b78ca6a3c06a5a85b3210

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 12:27

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General

Target

InterVpn/bin/liblzo2-2.dll
Size

170KB
MD5

748c9e77053d3dec8bf238ae9c56f2ca
SHA1

eb2d6b4c0188bbf9a587c46e4de30c6e72133153
SHA256

a14881455c37240928d4ed3d95c44181675f685bc201ea97733dff346c34d97f
SHA512

31b744a57105d122d2150b5ab793620b73dbc28788be8484fa682e1cf6857f01102034e220b63d5709f6baa44b547df94e2c8aad6b5124b91e105e42d258e40b
SSDEEP

3072:qFJHDA3pJjFczZLhvZVxxC98SVUrSlUCV7rSJk/LFEc:p3ZIwEc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2512	1784	WerFault.exe	30

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 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1956 wrote to memory of 1784	1956	rundll32.exe	30
PID 1784 wrote to memory of 2512	1784	rundll32.exe	31
PID 1784 wrote to memory of 2512	1784	rundll32.exe	31
PID 1784 wrote to memory of 2512	1784	rundll32.exe	31
PID 1784 wrote to memory of 2512	1784	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\InterVpn\bin\liblzo2-2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\InterVpn\bin\liblzo2-2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1784 -s 224
    3⤵
    - Program crash
    PID:2512

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/1784-0-0x000000006CB80000-0x000000006CBAE000-memory.dmp

Filesize
184KB

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