bb54d934fb889f8ee44c4dfd86cec68b92a95415ad13b3068035f2ec6f381804

Analysis

max time kernel
117s
max time network
118s
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/alf2cd.dll
Size

38KB
MD5

8210141840ce237fbf40b6e26e2dd11d
SHA1

1286f863a6516493b3fe56f993b2ce42738eaea1
SHA256

3e9bf37372d779604a2be238fb2cc06abbf8ca0951082034a62fb8ff51e05ae6
SHA512

0942f1c17be0a051c34218afde34dca0850941bba99aac0d54946026d434d83866422f068f0646a1d4500bf3156ab14e328670596713e762b210bd8e8547b6e7
SSDEEP

768:TPNN50DHJgq/bwOrJ/QFGZDPkEKrGSJpDKbz9g:hN5Qpgq39QF6P/aJQg

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 2256 wrote to memory of 2936	2256	rundll32.exe	30
PID 2256 wrote to memory of 2936	2256	rundll32.exe	30
PID 2256 wrote to memory of 2936	2256	rundll32.exe	30
PID 2256 wrote to memory of 2936	2256	rundll32.exe	30
PID 2256 wrote to memory of 2936	2256	rundll32.exe	30
PID 2256 wrote to memory of 2936	2256	rundll32.exe	30
PID 2256 wrote to memory of 2936	2256	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\alf2cd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MP4转换器\codecs\alf2cd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2936

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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