Malware Analysis Report

2024-10-19 09:31

Sample ID 240509-p5x26aae4y
Target f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8
SHA256 f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8
Tags
rat fs83 formbook
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

f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8

Threat Level: Known bad

The file f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8 was found to be: Known bad.

Malicious Activity Summary

rat fs83 formbook

Formbook family

Formbook payload

Unsigned PE

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-09 12:55

Signatures

Formbook family

formbook

Formbook payload

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 12:55

Reported

2024-05-09 12:57

Platform

win7-20240508-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8.exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8.exe

"C:\Users\Admin\AppData\Local\Temp\f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8.exe"

Network

N/A

Files

memory/2176-0-0x0000000000840000-0x0000000000B43000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 12:55

Reported

2024-05-09 12:57

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8.exe

"C:\Users\Admin\AppData\Local\Temp\f23c7f3e0bc9c005bc29da7734d480d4fe9ec6c425068d88b33085670abbb9c8.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
BE 2.17.107.106:443 www.bing.com tcp
US 8.8.8.8:53 106.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 105.193.132.51.in-addr.arpa udp

Files

memory/3788-0-0x00000000019F0000-0x0000000001D3A000-memory.dmp

memory/3788-1-0x00000000019F0000-0x0000000001D3A000-memory.dmp