e5c16ab45d74f4e8ee3dda3344a40295587e65d63a4d003c6fec0548d8b064f9

Analysis

max time kernel
93s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 14:11

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General

Target

采集/libstl.dll
Size

2.6MB
MD5

01137a1360448ad861a6ccb83a777831
SHA1

25e028de99168235de30e14b6d559218906a7c24
SHA256

d1b8898fc5777ba26fe2a132df849613372ad509922070cdce368c51fe828610
SHA512

b69c431b6822ab81987502e042554848de8fe849185cad6feaf671097426e2f6d452d8bb3172f017d1dc1853c6cebb50eaec843daf141c9ef7d07a4d18f1d53f
SSDEEP

49152:vlYL8gckP0lSh4ue41iVyvnqr5Ex9NJ0+RgPnj6yfYO7XAWJmeeu:dYjVP0lzc1iVqnqdg9NJtmPZAW8l

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 SetWindowsHookEx 1 IoCs

pid	Process
4032	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 4032	1100	rundll32.exe	83
PID 1100 wrote to memory of 4032	1100	rundll32.exe	83
PID 1100 wrote to memory of 4032	1100	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\采集\libstl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\采集\libstl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4032

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/4032-0-0x00000000751B4000-0x00000000751B5000-memory.dmp

Filesize
4KB

Download
memory/4032-1-0x00000000751B0000-0x0000000075458000-memory.dmp

Filesize
2.7MB

Download
memory/4032-4-0x00000000751B4000-0x00000000751B5000-memory.dmp

Filesize
4KB

Download
memory/4032-5-0x00000000751B4000-0x00000000751B5000-memory.dmp

Filesize
4KB

Download
memory/4032-3-0x00000000751B4000-0x00000000751B5000-memory.dmp

Filesize
4KB

Download
memory/4032-2-0x00000000751B4000-0x00000000751B5000-memory.dmp

Filesize
4KB

Download