Malware Analysis Report

2025-04-03 09:41

Sample ID 230502-mm81lace6v
Target 4c09e8e3a1d837f125ea9f9c0c2c5380.exe
SHA256 44d91bcc9c29ea92d933095d707a0040e39b08d1c52099014d58eceecbbe3ace
Tags
systembc
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
10/10

SHA256

44d91bcc9c29ea92d933095d707a0040e39b08d1c52099014d58eceecbbe3ace

Threat Level: Known bad

The file 4c09e8e3a1d837f125ea9f9c0c2c5380.exe was found to be: Known bad.

Malicious Activity Summary

systembc

Systembc family

Blocklisted process makes network request

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-05-02 10:36

Signatures

Systembc family

systembc

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-05-02 10:36

Reported

2023-05-02 10:38

Platform

win7-20230220-en

Max time kernel

30s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c09e8e3a1d837f125ea9f9c0c2c5380.dll,#1

Signatures

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c09e8e3a1d837f125ea9f9c0c2c5380.dll,#1

Network

Country Destination Domain Proto
FI 65.21.119.52:4277 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-05-02 10:36

Reported

2023-05-02 10:38

Platform

win10v2004-20230220-en

Max time kernel

91s

Max time network

153s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c09e8e3a1d837f125ea9f9c0c2c5380.dll,#1

Signatures

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c09e8e3a1d837f125ea9f9c0c2c5380.dll,#1

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
FI 65.21.119.52:4277 tcp
US 8.8.8.8:53 52.119.21.65.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 52.242.97.97:443 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
NL 8.238.179.126:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 8.8.8.8:53 2.77.109.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
NL 8.238.179.126:80 tcp
US 8.8.8.8:53 126.211.247.8.in-addr.arpa udp

Files

N/A