Malware Analysis Report

2025-04-14 08:33

Sample ID 240925-caqclsxglp
Target 5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
SHA256 5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1
Tags
formbook c24t discovery execution 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

5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1

Threat Level: Known bad

The file 5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe was found to be: Known bad.

Malicious Activity Summary

formbook c24t discovery execution rat spyware stealer trojan

Formbook

Formbook payload

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-25 01:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-25 01:52

Reported

2024-09-25 01:55

Platform

win7-20240729-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Enumerates physical storage devices

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\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1744 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1744 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1744 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1744 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1744 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 1744 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 1744 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 1744 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 1744 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 1744 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 1744 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe

"C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe"

C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe

"C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe"

Network

N/A

Files

memory/1744-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

memory/1744-1-0x0000000000920000-0x00000000009B0000-memory.dmp

memory/1744-2-0x0000000074C90000-0x000000007537E000-memory.dmp

memory/1744-3-0x0000000004860000-0x00000000048F4000-memory.dmp

memory/1744-4-0x00000000003A0000-0x00000000003B0000-memory.dmp

memory/1744-5-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

memory/1744-6-0x0000000074C90000-0x000000007537E000-memory.dmp

memory/1744-7-0x00000000052C0000-0x0000000005336000-memory.dmp

memory/2240-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2240-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2240-10-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2240-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2240-15-0x0000000000C80000-0x0000000000F83000-memory.dmp

memory/1744-16-0x0000000074C90000-0x000000007537E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-25 01:52

Reported

2024-09-25 01:55

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.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

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe N/A

Enumerates physical storage devices

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\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2052 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2052 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2052 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2052 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 2052 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 2052 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 2052 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 2052 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe
PID 2052 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe

"C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe"

C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe

"C:\Users\Admin\AppData\Local\Temp\5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 34.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/2052-0-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

memory/2052-1-0x0000000000060000-0x00000000000F0000-memory.dmp

memory/2052-2-0x0000000004F00000-0x00000000054A4000-memory.dmp

memory/2052-3-0x00000000049F0000-0x0000000004A82000-memory.dmp

memory/2052-4-0x0000000074B70000-0x0000000075320000-memory.dmp

memory/2052-5-0x00000000049B0000-0x00000000049BA000-memory.dmp

memory/2052-6-0x0000000006200000-0x0000000006294000-memory.dmp

memory/2052-7-0x0000000004B00000-0x0000000004B10000-memory.dmp

memory/2052-8-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

memory/2052-9-0x0000000074B70000-0x0000000075320000-memory.dmp

memory/2052-10-0x0000000006500000-0x0000000006576000-memory.dmp

memory/2052-11-0x0000000008BD0000-0x0000000008C6C000-memory.dmp

memory/1716-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1716-14-0x00000000016C0000-0x0000000001A0A000-memory.dmp

memory/2052-15-0x0000000074B70000-0x0000000075320000-memory.dmp

memory/4488-16-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

memory/4488-17-0x0000000004750000-0x0000000004786000-memory.dmp

memory/4488-19-0x0000000004E40000-0x0000000005468000-memory.dmp

memory/4488-18-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/4488-20-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/4488-23-0x00000000056B0000-0x0000000005716000-memory.dmp

memory/4488-22-0x0000000005640000-0x00000000056A6000-memory.dmp

memory/4488-21-0x00000000055A0000-0x00000000055C2000-memory.dmp

memory/4488-24-0x0000000005720000-0x0000000005A74000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ie2amrcz.unl.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4488-34-0x0000000005D90000-0x0000000005DAE000-memory.dmp

memory/4488-35-0x0000000006310000-0x000000000635C000-memory.dmp

memory/4488-38-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/4488-48-0x00000000062F0000-0x000000000630E000-memory.dmp

memory/4488-37-0x0000000070A10000-0x0000000070A5C000-memory.dmp

memory/4488-36-0x0000000006360000-0x0000000006392000-memory.dmp

memory/4488-49-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/4488-50-0x0000000006F60000-0x0000000007003000-memory.dmp

memory/4488-51-0x0000000007700000-0x0000000007D7A000-memory.dmp

memory/4488-52-0x00000000070B0000-0x00000000070CA000-memory.dmp

memory/4488-53-0x0000000007130000-0x000000000713A000-memory.dmp

memory/4488-54-0x0000000007330000-0x00000000073C6000-memory.dmp

memory/4488-55-0x00000000072B0000-0x00000000072C1000-memory.dmp

memory/4488-56-0x00000000072E0000-0x00000000072EE000-memory.dmp

memory/4488-57-0x00000000072F0000-0x0000000007304000-memory.dmp

memory/4488-58-0x00000000073F0000-0x000000000740A000-memory.dmp

memory/4488-59-0x00000000073D0000-0x00000000073D8000-memory.dmp

memory/4488-62-0x0000000074BF0000-0x00000000753A0000-memory.dmp

memory/1716-63-0x00000000016C0000-0x0000000001A0A000-memory.dmp