bb54d934fb889f8ee44c4dfd86cec68b92a95415ad13b3068035f2ec6f381804

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 00:07

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General

Target

MP4转换器/codecs/LCMW2.dll
Size

240KB
MD5

52de48cbfa587a0aa5bd6ded31eb4d07
SHA1

c6ef89a1d9091b3ba1fc29e8d2d3d95f12bdb2c3
SHA256

8af2e60461f0f5081894144e023d926e05e3b11bd6dc042ae64a361fb45a796c
SHA512

cae3acb022a1293c832ddd7be6de2c5c4d2fc0c99d2d843cd1a157b7a1e0657b36b496ffc7f899951a607675e966b2438d7f3f7ff2a2c1b085d94a9da4f20779
SSDEEP

6144:Qoxuk5ZnVm+oN2MReedCHJJVFVc4o9q/QjFROmtT:58i3oN2MeX8lqIhR5R

Score

3^/10

discovery

Malware Config

Signatures

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 7 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 2640	1596	rundll32.exe	30
PID 1596 wrote to memory of 2640	1596	rundll32.exe	30
PID 1596 wrote to memory of 2640	1596	rundll32.exe	30
PID 1596 wrote to memory of 2640	1596	rundll32.exe	30
PID 1596 wrote to memory of 2640	1596	rundll32.exe	30
PID 1596 wrote to memory of 2640	1596	rundll32.exe	30
PID 1596 wrote to memory of 2640	1596	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\LCMW2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\LCMW2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2640

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

Windows 7 deprecation

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