Malware Analysis Report

2025-01-18 12:40

Sample ID 240402-maax2afa56
Target 9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.zip
SHA256 9bb7a469a395f8f78d7d2a5d4b97f8b8c97f22b0189b78799865617d4d4f7520
Tags
formbook o22d rat spyware stealer 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9bb7a469a395f8f78d7d2a5d4b97f8b8c97f22b0189b78799865617d4d4f7520

Threat Level: Known bad

The file 9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.zip was found to be: Known bad.

Malicious Activity Summary

formbook o22d rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-02 10:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-02 10:15

Reported

2024-04-02 10:18

Platform

win7-20240221-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2524 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 2524 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 2524 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 2524 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 2524 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 2524 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 2524 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe

"C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe"

C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe

"C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe"

Network

N/A

Files

memory/2524-0-0x0000000000B60000-0x0000000000BFA000-memory.dmp

memory/2524-1-0x00000000745D0000-0x0000000074CBE000-memory.dmp

memory/2524-2-0x0000000004BB0000-0x0000000004BF0000-memory.dmp

memory/2524-3-0x0000000000580000-0x0000000000592000-memory.dmp

memory/2524-4-0x00000000005A0000-0x00000000005AC000-memory.dmp

memory/2524-5-0x0000000004E20000-0x0000000004E96000-memory.dmp

memory/3060-6-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3060-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3060-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3060-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2524-13-0x00000000745D0000-0x0000000074CBE000-memory.dmp

memory/3060-14-0x0000000000C00000-0x0000000000F03000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-02 10:15

Reported

2024-04-02 10:19

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 644 wrote to memory of 3440 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 644 wrote to memory of 3440 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 644 wrote to memory of 3440 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 644 wrote to memory of 3440 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 644 wrote to memory of 3440 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe
PID 644 wrote to memory of 3440 N/A C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe

"C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe"

C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe

"C:\Users\Admin\AppData\Local\Temp\9a565700a3d3c7a802780c0e4ba717b082175fd33b5afc7dcfeb95905b6db784.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 148.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 24.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 218.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 202.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 10.173.189.20.in-addr.arpa udp

Files

memory/644-0-0x00000000000D0000-0x000000000016A000-memory.dmp

memory/644-1-0x0000000075170000-0x0000000075920000-memory.dmp

memory/644-2-0x00000000051E0000-0x0000000005784000-memory.dmp

memory/644-3-0x0000000004B40000-0x0000000004BD2000-memory.dmp

memory/644-4-0x0000000004CF0000-0x0000000004D00000-memory.dmp

memory/644-5-0x0000000004C00000-0x0000000004C0A000-memory.dmp

memory/644-6-0x0000000004CE0000-0x0000000004CF2000-memory.dmp

memory/644-7-0x0000000004DA0000-0x0000000004DAC000-memory.dmp

memory/644-8-0x00000000062D0000-0x0000000006346000-memory.dmp

memory/644-9-0x0000000008AD0000-0x0000000008B6C000-memory.dmp

memory/3440-10-0x0000000000400000-0x000000000042F000-memory.dmp

memory/644-12-0x0000000075170000-0x0000000075920000-memory.dmp

memory/3440-13-0x00000000019E0000-0x0000000001D2A000-memory.dmp