Malware Analysis Report

2025-04-03 09:39

Sample ID 230506-t22cmacb4x
Target fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c
SHA256 fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c
Tags
systembc persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c

Threat Level: Known bad

The file fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c was found to be: Known bad.

Malicious Activity Summary

systembc persistence trojan

SystemBC

Adds Run key to start application

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-05-06 16:33

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-05-06 16:33

Reported

2023-05-06 16:36

Platform

win10-20230220-en

Max time kernel

141s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe"

Signatures

SystemBC

trojan systembc

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run C:\Users\Admin\AppData\Local\Temp\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run\socks5 = "powershell.exe -windowstyle hidden -Command \"& 'C:\\Users\\Admin\\AppData\\Local\\Temp\\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe'\"" C:\Users\Admin\AppData\Local\Temp\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe

"C:\Users\Admin\AppData\Local\Temp\fc233bc51158c9250a005cab1d7e3b200722a675e392e799b11a5eef6503339c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa udp
US 8.8.8.8:53 2.77.109.52.in-addr.arpa udp
N/A 185.161.248.16:4440 tcp
US 8.8.8.8:53 16.248.161.185.in-addr.arpa udp

Files

memory/2624-119-0x0000000000400000-0x000000000058B000-memory.dmp

memory/2624-120-0x0000000000400000-0x000000000058B000-memory.dmp