Malware Analysis Report

2025-03-15 04:33

Sample ID 241027-z3cnjszpdj
Target 24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3
SHA256 24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3
Tags
formbook in 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

24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3

Threat Level: Known bad

The file 24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3 was found to be: Known bad.

Malicious Activity Summary

formbook in discovery rat spyware stealer trojan

Formbook

Formbook family

Formbook payload

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-27 21:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-27 21:14

Reported

2024-10-27 21:40

Platform

win7-20240903-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook family

formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe

"C:\Users\Admin\AppData\Local\Temp\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 120

Network

N/A

Files

memory/2792-0-0x0000000064788000-0x00000000647B5000-memory.dmp

memory/2792-1-0x0000000064780000-0x000000006486C000-memory.dmp

memory/2792-2-0x0000000064780000-0x000000006486C000-memory.dmp

memory/2792-3-0x0000000064788000-0x00000000647B5000-memory.dmp

memory/2792-4-0x0000000064780000-0x000000006486C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-27 21:14

Reported

2024-10-27 21:40

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook family

formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe

"C:\Users\Admin\AppData\Local\Temp\24fba1fc06ff5eaafa82b7e33b447d3d87d107d261db0183dcd3854c57de0bd3.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3940 -ip 3940

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3940 -s 360

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 70.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/3940-0-0x0000000064788000-0x00000000647B5000-memory.dmp

memory/3940-1-0x0000000064780000-0x000000006486C000-memory.dmp

memory/3940-2-0x0000000064780000-0x000000006486C000-memory.dmp

memory/3940-3-0x0000000064788000-0x00000000647B5000-memory.dmp

memory/3940-4-0x0000000064780000-0x000000006486C000-memory.dmp