Analysis Overview
SHA256
bf7619fa136dc46e5612bdd8635e13618db486f01bb18716713a25b096331d30
Threat Level: Known bad
The file RFQ2403.exe was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Deletes itself
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-25 00:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-25 00:50
Reported
2024-09-25 00:53
Platform
win10v2004-20240802-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Formbook
Formbook payload
| 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 |
Command and Scripting Interpreter: PowerShell
| 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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3332 set thread context of 4792 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe |
| PID 4792 set thread context of 3436 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | C:\Windows\Explorer.EXE |
| PID 4780 set thread context of 3436 | N/A | C:\Windows\SysWOW64\systray.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| 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:\Windows\SysWOW64\systray.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\systray.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\systray.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\systray.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ2403.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\RFQ2403.exe"
C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe"
C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.layman.app | udp |
| US | 8.8.8.8:53 | www.hengsui.top | udp |
| US | 8.8.8.8:53 | www.dnstdrynr03.cyou | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.lquileres-de-viviendas.online | udp |
| US | 8.8.8.8:53 | www.iski.world | udp |
| DE | 81.28.232.78:80 | www.iski.world | tcp |
| US | 8.8.8.8:53 | 78.232.28.81.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/3332-0-0x000000007457E000-0x000000007457F000-memory.dmp
memory/3332-1-0x00000000006A0000-0x000000000073A000-memory.dmp
memory/3332-2-0x0000000005610000-0x0000000005BB4000-memory.dmp
memory/3332-3-0x0000000005140000-0x00000000051D2000-memory.dmp
memory/3332-4-0x0000000005130000-0x000000000513A000-memory.dmp
memory/3332-5-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/3332-6-0x00000000055D0000-0x00000000055E2000-memory.dmp
memory/3332-7-0x000000007457E000-0x000000007457F000-memory.dmp
memory/3332-8-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/3332-9-0x0000000008D10000-0x0000000008D86000-memory.dmp
memory/3332-10-0x000000000B580000-0x000000000B61C000-memory.dmp
memory/4792-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3332-13-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/4792-14-0x0000000001640000-0x000000000198A000-memory.dmp
memory/3436-22-0x0000000002990000-0x0000000002A7F000-memory.dmp
memory/2328-21-0x0000000002CE0000-0x0000000002CF0000-memory.dmp
memory/2328-20-0x0000000002CE0000-0x0000000002CF0000-memory.dmp
memory/4792-19-0x00000000011A0000-0x00000000011B4000-memory.dmp
memory/2328-23-0x0000000005710000-0x0000000005D38000-memory.dmp
memory/4792-18-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2328-17-0x0000000002BC0000-0x0000000002BF6000-memory.dmp
memory/2328-16-0x00000000745FE000-0x00000000745FF000-memory.dmp
memory/2328-24-0x0000000005400000-0x0000000005422000-memory.dmp
memory/2328-26-0x0000000005EB0000-0x0000000005F16000-memory.dmp
memory/2328-25-0x00000000055A0000-0x0000000005606000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fjmgzmvl.agq.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2328-29-0x0000000005F20000-0x0000000006274000-memory.dmp
memory/2328-37-0x00000000064E0000-0x00000000064FE000-memory.dmp
memory/2328-38-0x0000000006510000-0x000000000655C000-memory.dmp
memory/2328-39-0x000000007F550000-0x000000007F560000-memory.dmp
memory/2328-40-0x0000000007680000-0x00000000076B2000-memory.dmp
memory/2328-41-0x0000000070410000-0x000000007045C000-memory.dmp
memory/2328-42-0x0000000002CE0000-0x0000000002CF0000-memory.dmp
memory/2328-52-0x0000000006AA0000-0x0000000006ABE000-memory.dmp
memory/2328-53-0x00000000076C0000-0x0000000007763000-memory.dmp
memory/2328-54-0x0000000007E40000-0x00000000084BA000-memory.dmp
memory/2328-55-0x0000000007800000-0x000000000781A000-memory.dmp
memory/2328-56-0x0000000007870000-0x000000000787A000-memory.dmp
memory/2328-57-0x0000000007A80000-0x0000000007B16000-memory.dmp
memory/2328-58-0x0000000007A00000-0x0000000007A11000-memory.dmp
memory/2328-59-0x0000000007A30000-0x0000000007A3E000-memory.dmp
memory/4780-61-0x0000000000D20000-0x0000000000D26000-memory.dmp
memory/2328-62-0x0000000007A40000-0x0000000007A54000-memory.dmp
memory/4780-60-0x0000000000D20000-0x0000000000D26000-memory.dmp
memory/2328-63-0x0000000007B40000-0x0000000007B5A000-memory.dmp
memory/2328-64-0x0000000007B20000-0x0000000007B28000-memory.dmp
memory/3436-67-0x0000000002990000-0x0000000002A7F000-memory.dmp
memory/4780-68-0x0000000000610000-0x000000000063F000-memory.dmp
memory/3436-72-0x0000000008080000-0x0000000008188000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-25 00:50
Reported
2024-09-25 00:53
Platform
win7-20240903-en
Max time kernel
147s
Max time network
118s
Command Line
Signatures
Formbook
Formbook payload
| 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 |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1924 set thread context of 2448 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe |
| PID 2448 set thread context of 1192 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | C:\Windows\Explorer.EXE |
| PID 2652 set thread context of 1192 | N/A | C:\Windows\SysWOW64\wininit.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| 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:\Windows\SysWOW64\wininit.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wininit.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ2403.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\RFQ2403.exe"
C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe"
C:\Windows\SysWOW64\wininit.exe
"C:\Windows\SysWOW64\wininit.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\RFQ2403.exe"
Network
Files
memory/1924-0-0x000000007470E000-0x000000007470F000-memory.dmp
memory/1924-1-0x0000000000C70000-0x0000000000D0A000-memory.dmp
memory/1924-2-0x0000000074700000-0x0000000074DEE000-memory.dmp
memory/1924-3-0x0000000000330000-0x0000000000342000-memory.dmp
memory/1924-4-0x000000007470E000-0x000000007470F000-memory.dmp
memory/1924-5-0x0000000074700000-0x0000000074DEE000-memory.dmp
memory/1924-6-0x0000000004E70000-0x0000000004EE6000-memory.dmp
memory/2448-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2448-14-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2448-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2448-9-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1924-15-0x0000000074700000-0x0000000074DEE000-memory.dmp
memory/2448-16-0x0000000000910000-0x0000000000C13000-memory.dmp
memory/1192-20-0x00000000064D0000-0x0000000006616000-memory.dmp
memory/2448-19-0x0000000000180000-0x0000000000194000-memory.dmp
memory/2448-18-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2652-23-0x0000000000780000-0x000000000079A000-memory.dmp
memory/2652-24-0x00000000000C0000-0x00000000000EF000-memory.dmp
memory/1192-26-0x00000000064D0000-0x0000000006616000-memory.dmp