Analysis Overview
SHA256
594d99b2f426271d893550e00f7931e2b25ec0179e0e52887a77e3ade825b730
Threat Level: Known bad
The file Invoice#45.exe was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
AutoIT Executable
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-30 13:22
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-30 13:22
Reported
2024-08-30 13:24
Platform
win7-20240705-en
Max time kernel
148s
Max time network
150s
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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2540 set thread context of 1248 | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 1248 set thread context of 1228 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
| PID 1868 set thread context of 1228 | N/A | C:\Windows\SysWOW64\mstsc.exe | C:\Windows\Explorer.EXE |
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\Invoice#45.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\mstsc.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\Invoice#45.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mstsc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mstsc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\mstsc.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe"
C:\Windows\SysWOW64\mstsc.exe
"C:\Windows\SysWOW64\mstsc.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.lytracker.xyz | udp |
| US | 8.8.8.8:53 | www.mail-marketing-91020.bond | udp |
| US | 8.8.8.8:53 | www.swjbcl3.top | udp |
| US | 8.8.8.8:53 | www.hyma.cyou | udp |
| US | 8.8.8.8:53 | www.hisismylguana.xyz | udp |
| US | 8.8.8.8:53 | www.oadtekpaving.net | udp |
Files
memory/2540-11-0x00000000000B0000-0x00000000000B4000-memory.dmp
memory/1248-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1248-13-0x0000000000A20000-0x0000000000D23000-memory.dmp
memory/1248-16-0x0000000000190000-0x00000000001A4000-memory.dmp
memory/1248-15-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1228-17-0x0000000003EF0000-0x0000000003FF0000-memory.dmp
memory/1228-18-0x0000000007720000-0x0000000007886000-memory.dmp
memory/1868-19-0x0000000000450000-0x0000000000554000-memory.dmp
memory/1868-21-0x0000000000450000-0x0000000000554000-memory.dmp
memory/1868-22-0x0000000000080000-0x00000000000AF000-memory.dmp
memory/1228-23-0x0000000007720000-0x0000000007886000-memory.dmp
memory/1228-29-0x00000000079B0000-0x0000000007B12000-memory.dmp
memory/1228-30-0x00000000079B0000-0x0000000007B12000-memory.dmp
memory/1228-32-0x00000000079B0000-0x0000000007B12000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-30 13:22
Reported
2024-08-30 13:24
Platform
win10v2004-20240802-en
Max time kernel
147s
Max time network
143s
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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2876 set thread context of 1924 | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 1924 set thread context of 3456 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
| PID 4656 set thread context of 3456 | N/A | C:\Windows\SysWOW64\cscript.exe | C:\Windows\Explorer.EXE |
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\Invoice#45.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cscript.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\Explorer.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\cscript.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.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 FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | 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\Invoice#45.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice#45.exe"
C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.udistsex.top | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.ridgenexttechnologies.partners | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.ortal-bfl.online | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.hyma.cyou | udp |
| US | 8.8.8.8:53 | www.hetune.shop | udp |
Files
memory/2876-11-0x0000000002160000-0x0000000002164000-memory.dmp
memory/1924-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1924-13-0x0000000001B00000-0x0000000001E4A000-memory.dmp
memory/1924-15-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1924-16-0x0000000001E50000-0x0000000001E64000-memory.dmp
memory/3456-17-0x0000000008250000-0x00000000083F4000-memory.dmp
memory/4656-18-0x00000000003C0000-0x00000000003E7000-memory.dmp
memory/4656-20-0x00000000003C0000-0x00000000003E7000-memory.dmp
memory/4656-21-0x0000000001120000-0x000000000114F000-memory.dmp
memory/3456-22-0x0000000008250000-0x00000000083F4000-memory.dmp
memory/3456-26-0x00000000089C0000-0x0000000008A78000-memory.dmp
memory/3456-27-0x00000000089C0000-0x0000000008A78000-memory.dmp
memory/3456-29-0x00000000089C0000-0x0000000008A78000-memory.dmp