Malware Analysis Report

2025-04-14 08:32

Sample ID 240923-bqklmasejn
Target 8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
SHA256 8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee
Tags
formbook t94g 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: 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

8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee

Threat Level: Known bad

The file 8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe was found to be: Known bad.

Malicious Activity Summary

formbook t94g discovery execution rat spyware stealer trojan

Formbook

Formbook payload

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-23 01:20

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-23 01:20

Reported

2024-09-23 01:23

Platform

win10v2004-20240802-en

Max time kernel

97s

Max time network

98s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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

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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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 3836 wrote to memory of 1372 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3836 wrote to memory of 1372 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3836 wrote to memory of 1372 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3836 wrote to memory of 636 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 3836 wrote to memory of 636 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 3836 wrote to memory of 636 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 3836 wrote to memory of 636 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 3836 wrote to memory of 636 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 3836 wrote to memory of 636 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe

"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"

C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe

"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/3836-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

memory/3836-1-0x00000000001C0000-0x0000000000256000-memory.dmp

memory/3836-2-0x00000000051F0000-0x0000000005794000-memory.dmp

memory/3836-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp

memory/3836-4-0x0000000074B40000-0x00000000752F0000-memory.dmp

memory/3836-5-0x0000000004E00000-0x0000000004E0A000-memory.dmp

memory/3836-6-0x0000000004F00000-0x0000000004F9C000-memory.dmp

memory/3836-7-0x0000000006380000-0x0000000006390000-memory.dmp

memory/3836-8-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

memory/3836-9-0x0000000074B40000-0x00000000752F0000-memory.dmp

memory/3836-10-0x0000000006650000-0x00000000066C6000-memory.dmp

memory/636-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3836-13-0x0000000074B40000-0x00000000752F0000-memory.dmp

memory/636-14-0x00000000019F0000-0x0000000001D3A000-memory.dmp

memory/1372-15-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

memory/1372-16-0x0000000004E80000-0x0000000004EB6000-memory.dmp

memory/1372-17-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1372-18-0x0000000005670000-0x0000000005C98000-memory.dmp

memory/1372-19-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1372-20-0x0000000005470000-0x0000000005492000-memory.dmp

memory/1372-22-0x00000000055F0000-0x0000000005656000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kjmpebwd.iue.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1372-21-0x0000000005510000-0x0000000005576000-memory.dmp

memory/1372-32-0x0000000005EE0000-0x0000000006234000-memory.dmp

memory/1372-33-0x00000000063F0000-0x000000000640E000-memory.dmp

memory/1372-34-0x0000000006490000-0x00000000064DC000-memory.dmp

memory/1372-37-0x00000000709E0000-0x0000000070A2C000-memory.dmp

memory/1372-36-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1372-47-0x00000000069F0000-0x0000000006A0E000-memory.dmp

memory/1372-49-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1372-48-0x0000000007410000-0x00000000074B3000-memory.dmp

memory/1372-35-0x00000000073C0000-0x00000000073F2000-memory.dmp

memory/1372-50-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/1372-51-0x0000000007D80000-0x00000000083FA000-memory.dmp

memory/1372-52-0x0000000007740000-0x000000000775A000-memory.dmp

memory/1372-53-0x00000000077B0000-0x00000000077BA000-memory.dmp

memory/1372-54-0x00000000079C0000-0x0000000007A56000-memory.dmp

memory/1372-55-0x0000000007940000-0x0000000007951000-memory.dmp

memory/1372-56-0x0000000007970000-0x000000000797E000-memory.dmp

memory/1372-57-0x0000000007980000-0x0000000007994000-memory.dmp

memory/1372-59-0x0000000007A60000-0x0000000007A68000-memory.dmp

memory/1372-58-0x0000000007A80000-0x0000000007A9A000-memory.dmp

memory/1372-62-0x0000000074BC0000-0x0000000075370000-memory.dmp

memory/636-63-0x00000000019F0000-0x0000000001D3A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-23 01:20

Reported

2024-09-23 01:23

Platform

win7-20240903-en

Max time kernel

17s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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 904 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 904 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 904 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 904 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 904 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 904 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 904 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 904 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 904 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 904 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
PID 904 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe

"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"

C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe

"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"

Network

N/A

Files

memory/904-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

memory/904-1-0x0000000000A70000-0x0000000000B06000-memory.dmp

memory/904-2-0x00000000748C0000-0x0000000074FAE000-memory.dmp

memory/904-3-0x0000000000600000-0x0000000000610000-memory.dmp

memory/904-4-0x00000000748CE000-0x00000000748CF000-memory.dmp

memory/904-5-0x00000000748C0000-0x0000000074FAE000-memory.dmp

memory/904-6-0x0000000005260000-0x00000000052D6000-memory.dmp

memory/2804-9-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2804-13-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2804-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2804-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/904-14-0x00000000748C0000-0x0000000074FAE000-memory.dmp

memory/2804-17-0x0000000000B10000-0x0000000000E13000-memory.dmp