Malware Analysis Report

2025-06-15 22:21

Sample ID 241109-ylg19s1cmr
Target 1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64
SHA256 1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64
Tags
discovery
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
3/10

SHA256

1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64

Threat Level: Likely benign

The file 1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64 was found to be: Likely benign.

Malicious Activity Summary

discovery

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 19:52

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 19:52

Reported

2024-11-09 19:54

Platform

win7-20241010-en

Max time kernel

121s

Max time network

127s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64.dll,#1

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 19:52

Reported

2024-11-09 19:54

Platform

win10v2004-20241007-en

Max time kernel

96s

Max time network

138s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64.dll,#1

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 540 wrote to memory of 452 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 540 wrote to memory of 452 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 540 wrote to memory of 452 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1355d220d7b3f4f651d01ab697e291a828ebf3b74ce2fd6cf5dd3b19739d9e64.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 72.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

N/A