Malware Analysis Report

2025-04-14 08:32

Sample ID 240925-cw5dnasere
Target bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
SHA256 bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30
Tags
formbook g29o 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

bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30

Threat Level: Known bad

The file bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe was found to be: Known bad.

Malicious Activity Summary

formbook g29o 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 02:26

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-25 02:26

Reported

2024-09-25 02:29

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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 4000 wrote to memory of 4924 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4000 wrote to memory of 4924 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4000 wrote to memory of 4924 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4000 wrote to memory of 4872 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 4000 wrote to memory of 4872 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 4000 wrote to memory of 4872 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 4000 wrote to memory of 4872 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 4000 wrote to memory of 4872 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 4000 wrote to memory of 4872 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe

"C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe"

C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe

"C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/4000-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

memory/4000-1-0x0000000000440000-0x00000000004DA000-memory.dmp

memory/4000-2-0x0000000005560000-0x0000000005B04000-memory.dmp

memory/4000-3-0x0000000004EB0000-0x0000000004F42000-memory.dmp

memory/4000-4-0x00000000748A0000-0x0000000075050000-memory.dmp

memory/4000-5-0x0000000004F90000-0x0000000004F9A000-memory.dmp

memory/4000-6-0x00000000087E0000-0x00000000087F2000-memory.dmp

memory/4000-7-0x00000000748AE000-0x00000000748AF000-memory.dmp

memory/4000-8-0x00000000748A0000-0x0000000075050000-memory.dmp

memory/4000-9-0x0000000008AB0000-0x0000000008B26000-memory.dmp

memory/4000-10-0x000000000B350000-0x000000000B3EC000-memory.dmp

memory/4872-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/4000-13-0x00000000748A0000-0x0000000075050000-memory.dmp

memory/4872-14-0x0000000001180000-0x00000000014CA000-memory.dmp

memory/4924-15-0x000000007492E000-0x000000007492F000-memory.dmp

memory/4924-16-0x0000000002780000-0x00000000027B6000-memory.dmp

memory/4924-17-0x0000000074920000-0x00000000750D0000-memory.dmp

memory/4924-18-0x0000000074920000-0x00000000750D0000-memory.dmp

memory/4924-19-0x00000000052C0000-0x00000000058E8000-memory.dmp

memory/4924-20-0x00000000050C0000-0x00000000050E2000-memory.dmp

memory/4924-21-0x00000000058F0000-0x0000000005956000-memory.dmp

memory/4924-22-0x0000000005A60000-0x0000000005AC6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xhhw5mvp.xh4.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4924-32-0x0000000005AD0000-0x0000000005E24000-memory.dmp

memory/4924-33-0x0000000006070000-0x000000000608E000-memory.dmp

memory/4924-34-0x00000000060B0000-0x00000000060FC000-memory.dmp

memory/4924-42-0x0000000074920000-0x00000000750D0000-memory.dmp

memory/4924-47-0x0000000007040000-0x000000000705E000-memory.dmp

memory/4924-35-0x0000000006650000-0x0000000006682000-memory.dmp

memory/4924-48-0x0000000007070000-0x0000000007113000-memory.dmp

memory/4924-36-0x0000000070740000-0x000000007078C000-memory.dmp

memory/4924-49-0x0000000074920000-0x00000000750D0000-memory.dmp

memory/4924-50-0x0000000074920000-0x00000000750D0000-memory.dmp

memory/4924-52-0x00000000073A0000-0x00000000073BA000-memory.dmp

memory/4924-51-0x00000000079F0000-0x000000000806A000-memory.dmp

memory/4924-53-0x0000000007410000-0x000000000741A000-memory.dmp

memory/4924-54-0x0000000007620000-0x00000000076B6000-memory.dmp

memory/4924-55-0x00000000075A0000-0x00000000075B1000-memory.dmp

memory/4924-56-0x00000000075D0000-0x00000000075DE000-memory.dmp

memory/4924-57-0x00000000075E0000-0x00000000075F4000-memory.dmp

memory/4924-58-0x00000000076E0000-0x00000000076FA000-memory.dmp

memory/4924-59-0x00000000076C0000-0x00000000076C8000-memory.dmp

memory/4924-62-0x0000000074920000-0x00000000750D0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-25 02:26

Reported

2024-09-25 02:29

Platform

win7-20240903-en

Max time kernel

122s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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 2168 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2168 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2168 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2168 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2168 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 2168 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 2168 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 2168 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 2168 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 2168 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe
PID 2168 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe

Processes

C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe

"C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.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\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe"

C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe

"C:\Users\Admin\AppData\Local\Temp\bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30.exe"

Network

N/A

Files

memory/2168-0-0x00000000744EE000-0x00000000744EF000-memory.dmp

memory/2168-1-0x0000000001170000-0x000000000120A000-memory.dmp

memory/2168-2-0x00000000744E0000-0x0000000074BCE000-memory.dmp

memory/2168-3-0x00000000006E0000-0x00000000006F2000-memory.dmp

memory/2168-4-0x00000000744EE000-0x00000000744EF000-memory.dmp

memory/2168-5-0x00000000744E0000-0x0000000074BCE000-memory.dmp

memory/2168-6-0x0000000004B30000-0x0000000004BA6000-memory.dmp

memory/2684-13-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2684-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2684-9-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2684-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2168-14-0x00000000744E0000-0x0000000074BCE000-memory.dmp

memory/2684-15-0x0000000000990000-0x0000000000C93000-memory.dmp