Malware Analysis Report

2025-01-18 12:23

Sample ID 240830-be1tga1erj
Target 14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
SHA256 14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628
Tags
formbook b48n discovery rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628

Threat Level: Known bad

The file 14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe was found to be: Known bad.

Malicious Activity Summary

formbook b48n discovery rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-30 01:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-30 01:04

Reported

2024-08-30 01:06

Platform

win7-20240704-en

Max time kernel

15s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1848 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1848 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

Processes

C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"

C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"

C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"

Network

N/A

Files

memory/1848-0-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

memory/1848-1-0x0000000000E90000-0x0000000000F2C000-memory.dmp

memory/1848-2-0x0000000073EE0000-0x00000000745CE000-memory.dmp

memory/1848-3-0x0000000000520000-0x0000000000538000-memory.dmp

memory/1848-4-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

memory/1848-5-0x0000000073EE0000-0x00000000745CE000-memory.dmp

memory/1848-6-0x0000000005C70000-0x0000000005CE6000-memory.dmp

memory/2704-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2704-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2704-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2704-9-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1848-15-0x0000000073EE0000-0x00000000745CE000-memory.dmp

memory/2704-16-0x0000000000900000-0x0000000000C03000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-30 01:04

Reported

2024-08-30 01:06

Platform

win10v2004-20240802-en

Max time kernel

132s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1668 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1668 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1668 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1668 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1668 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
PID 1668 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

Processes

C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"

C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 52.111.227.14:443 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/1668-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

memory/1668-1-0x0000000000800000-0x000000000089C000-memory.dmp

memory/1668-2-0x0000000005830000-0x0000000005DD4000-memory.dmp

memory/1668-3-0x0000000005280000-0x0000000005312000-memory.dmp

memory/1668-4-0x0000000074AB0000-0x0000000075260000-memory.dmp

memory/1668-5-0x00000000053B0000-0x00000000053BA000-memory.dmp

memory/1668-6-0x0000000007FD0000-0x0000000007FE8000-memory.dmp

memory/1668-7-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

memory/1668-8-0x0000000074AB0000-0x0000000075260000-memory.dmp

memory/1668-9-0x00000000063E0000-0x0000000006456000-memory.dmp

memory/1668-10-0x0000000006640000-0x00000000066DC000-memory.dmp

memory/1460-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1668-13-0x0000000074AB0000-0x0000000075260000-memory.dmp

memory/1460-14-0x00000000019D0000-0x0000000001D1A000-memory.dmp