bb54d934fb889f8ee44c4dfd86cec68b92a95415ad13b3068035f2ec6f381804

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 00:07

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General

Target

MP4转换器/codecs/AvidQTAVUICodec.dll
Size

90KB
MD5

b161786898dd14cfe74939092e7685f6
SHA1

98be8bc2d822d0cdea41d843d8c1546579b01cd4
SHA256

4e847cc1a755315ff1d1b85f4f29e153ab5c4c5bfae984e61b0649e370db659d
SHA512

1f158b2d65e0315fee89dbec11406fd7731600a9ce01f3e4c9a2970d456ff61de654bfd15e559a812c6a981318393f0660860fea2778974edf8033da84dfcea3
SSDEEP

1536:2tJmhDJnX5nXQb44Y4Yg4Y4Yv4Y4Y9cMaTqczA/9of4wzoNIixfz/G6:2WhDJnX5nXR4Y4Yg4Y4Yv4Y4Y9Bf9Pwc

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 3 IoCs

description	pid	Process	procid_target
PID 3524 wrote to memory of 4996	3524	rundll32.exe	86
PID 3524 wrote to memory of 4996	3524	rundll32.exe	86
PID 3524 wrote to memory of 4996	3524	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\AvidQTAVUICodec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3524
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\AvidQTAVUICodec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4996

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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