Malware Analysis Report

2025-05-28 17:37

Sample ID 250516-3n9xaabq9s
Target Sigmanly_ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c
SHA256 ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c
Tags
systembc trojan
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 Overview

score
10/10

SHA256

ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c

Threat Level: Known bad

The file Sigmanly_ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c was found to be: Known bad.

Malicious Activity Summary

systembc trojan

SystemBC

Systembc family

Blocklisted process makes network request

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2025-05-16 23:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-05-16 23:40

Reported

2025-05-16 23:43

Platform

win10v2004-20250502-en

Max time kernel

103s

Max time network

140s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\Sigmanly_ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c.dll,#1

Signatures

SystemBC

trojan systembc

Systembc family

systembc

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\Sigmanly_ff095e003a2c682f621f38fb626de2634479216803a401a144650b5fb24b9c7c.dll,#1

Network

Country Destination Domain Proto
GB 23.73.138.82:443 www.bing.com tcp
RU 5.42.65.67:4298 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.227:80 c.pki.goog tcp

Files

memory/812-0-0x00007FFECC760000-0x00007FFECCC99000-memory.dmp