Malware Analysis Report

2025-01-18 12:28

Sample ID 240831-cd2vtazdkq
Target cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
SHA256 cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67
Tags
formbook he2a 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

cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67

Threat Level: Known bad

The file cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe was found to be: Known bad.

Malicious Activity Summary

formbook he2a 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 WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-31 01:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 01:58

Reported

2024-08-31 02:01

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
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\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2632 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 2632 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 2632 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 2632 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 2632 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 2632 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 2632 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe

"C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe"

C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe

"C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe"

Network

N/A

Files

memory/2632-0-0x000000007442E000-0x000000007442F000-memory.dmp

memory/2632-1-0x0000000000A80000-0x0000000000B38000-memory.dmp

memory/2632-2-0x0000000074420000-0x0000000074B0E000-memory.dmp

memory/2632-3-0x00000000006A0000-0x00000000006B8000-memory.dmp

memory/2632-4-0x000000007442E000-0x000000007442F000-memory.dmp

memory/2632-5-0x0000000074420000-0x0000000074B0E000-memory.dmp

memory/2632-6-0x00000000021A0000-0x0000000002216000-memory.dmp

memory/2944-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2944-13-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2944-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2944-9-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2632-14-0x0000000074420000-0x0000000074B0E000-memory.dmp

memory/2944-15-0x0000000000B40000-0x0000000000E43000-memory.dmp

memory/2944-16-0x0000000000B40000-0x0000000000E43000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 01:58

Reported

2024-08-31 02:01

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.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\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3056 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 3056 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 3056 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 3056 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 3056 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe
PID 3056 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe

"C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe"

C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe

"C:\Users\Admin\AppData\Local\Temp\cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/3056-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

memory/3056-1-0x00000000002D0000-0x0000000000388000-memory.dmp

memory/3056-2-0x0000000005280000-0x0000000005824000-memory.dmp

memory/3056-3-0x0000000004D70000-0x0000000004E02000-memory.dmp

memory/3056-4-0x0000000074D00000-0x00000000754B0000-memory.dmp

memory/3056-5-0x0000000004F20000-0x0000000004F2A000-memory.dmp

memory/3056-6-0x00000000063C0000-0x00000000063D8000-memory.dmp

memory/3056-7-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

memory/3056-8-0x0000000074D00000-0x00000000754B0000-memory.dmp

memory/3056-9-0x0000000005F40000-0x0000000005FB6000-memory.dmp

memory/3056-10-0x0000000006210000-0x00000000062AC000-memory.dmp

memory/4676-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3056-13-0x0000000074D00000-0x00000000754B0000-memory.dmp

memory/4676-14-0x0000000001580000-0x00000000018CA000-memory.dmp