Malware Analysis Report

2024-10-19 09:28

Sample ID 240712-wthlnavbnn
Target 9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
SHA256 9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89
Tags
formbook dy13 rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89

Threat Level: Known bad

The file 9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe was found to be: Known bad.

Malicious Activity Summary

formbook dy13 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

2024-07-12 18:12

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-12 18:12

Reported

2024-07-12 18:15

Platform

win10v2004-20240709-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.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 2952 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 2952 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 2952 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 2952 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 2952 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 2952 wrote to memory of 1632 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe

"C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe"

C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe

"C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.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 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/2952-0-0x000000007503E000-0x000000007503F000-memory.dmp

memory/2952-1-0x00000000000B0000-0x0000000000174000-memory.dmp

memory/2952-2-0x00000000050D0000-0x0000000005674000-memory.dmp

memory/2952-3-0x0000000004BC0000-0x0000000004C52000-memory.dmp

memory/2952-4-0x0000000004B90000-0x0000000004B9A000-memory.dmp

memory/2952-5-0x0000000075030000-0x00000000757E0000-memory.dmp

memory/2952-6-0x00000000050A0000-0x00000000050B2000-memory.dmp

memory/2952-7-0x0000000005E20000-0x0000000005E28000-memory.dmp

memory/2952-8-0x0000000005E30000-0x0000000005E3E000-memory.dmp

memory/2952-9-0x0000000005E50000-0x0000000005EC6000-memory.dmp

memory/2952-10-0x0000000009BF0000-0x0000000009C8C000-memory.dmp

memory/1632-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2952-13-0x0000000075030000-0x00000000757E0000-memory.dmp

memory/1632-14-0x0000000001B40000-0x0000000001E8A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-12 18:12

Reported

2024-07-12 18:15

Platform

win7-20240705-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.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\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1672 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 1672 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 1672 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 1672 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 1672 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 1672 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe
PID 1672 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe

"C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe"

C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe

"C:\Users\Admin\AppData\Local\Temp\9022ec12d1c63779111d34993afd7aa58f7a7ed7087271c52f2300dee80c7f89.exe"

Network

N/A

Files

memory/1672-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

memory/1672-1-0x0000000000BB0000-0x0000000000C74000-memory.dmp

memory/1672-2-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1672-3-0x0000000000220000-0x0000000000232000-memory.dmp

memory/1672-4-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1672-5-0x0000000000410000-0x000000000041E000-memory.dmp

memory/1672-6-0x0000000002240000-0x00000000022B6000-memory.dmp

memory/1296-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1296-13-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1296-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1296-9-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1672-14-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/1296-15-0x0000000000C80000-0x0000000000F83000-memory.dmp