Analysis Overview
SHA256
bb8f23c39f4b98eb90c4686efbf77cae0453f1a0a7d51dc46087f1656e0a0e03
Threat Level: Known bad
The file bb8f23c39f4b98eb90c4686efbf77cae0453f1a0a7d51dc46087f1656e0a0e03 was found to be: Known bad.
Malicious Activity Summary
Formbook family
Formbook
Formbook payload
Deletes itself
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of UnmapMainImage
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-27 17:12
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-27 17:12
Reported
2024-10-27 17:17
Platform
win7-20241010-en
Max time kernel
149s
Max time network
120s
Command Line
Signatures
Formbook
Formbook family
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 |
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 2712 set thread context of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe |
| PID 2044 set thread context of 1204 | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | C:\Windows\Explorer.EXE |
| PID 2380 set thread context of 1204 | N/A | C:\Windows\SysWOW64\systray.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\Bank slip.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\Bank slip.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.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\Bank slip.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\systray.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\Bank slip.exe
"C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"
C:\Users\Admin\AppData\Local\Temp\Bank slip.exe
"C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"
C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"
Network
Files
memory/2712-0-0x0000000074D8E000-0x0000000074D8F000-memory.dmp
memory/2712-1-0x0000000000280000-0x0000000000350000-memory.dmp
memory/2712-2-0x0000000074D80000-0x000000007546E000-memory.dmp
memory/2712-3-0x0000000000620000-0x000000000063E000-memory.dmp
memory/2712-4-0x0000000074D8E000-0x0000000074D8F000-memory.dmp
memory/2712-5-0x0000000074D80000-0x000000007546E000-memory.dmp
memory/2712-6-0x0000000000350000-0x00000000003C6000-memory.dmp
memory/2044-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2044-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2044-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2044-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2712-12-0x0000000074D80000-0x000000007546E000-memory.dmp
memory/2044-13-0x0000000000AD0000-0x0000000000DD3000-memory.dmp
memory/2044-16-0x0000000000170000-0x0000000000185000-memory.dmp
memory/2044-15-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1204-17-0x0000000004FF0000-0x000000000510B000-memory.dmp
memory/2380-18-0x0000000000D80000-0x0000000000D85000-memory.dmp
memory/2380-19-0x0000000000D80000-0x0000000000D85000-memory.dmp
memory/2380-20-0x00000000000C0000-0x00000000000EF000-memory.dmp
memory/1204-21-0x0000000004FF0000-0x000000000510B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-27 17:12
Reported
2024-10-27 17:15
Platform
win10v2004-20241007-en
Max time kernel
147s
Max time network
146s
Command Line
Signatures
Formbook
Formbook family
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 980 set thread context of 1800 | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe |
| PID 1800 set thread context of 3488 | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | C:\Windows\Explorer.EXE |
| PID 2400 set thread context of 3488 | N/A | C:\Windows\SysWOW64\svchost.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:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\svchost.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_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\Bank slip.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Bank slip.exe | N/A |
| 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: 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: 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: 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: 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 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\Bank slip.exe
"C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"
C:\Users\Admin\AppData\Local\Temp\Bank slip.exe
"C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.yeloma-treatment-82106.bond | udp |
| US | 8.8.8.8:53 | www.23zy998jk.bond | udp |
| US | 8.8.8.8:53 | 105.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.ierra777.vip | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.ntercashspace24.homes | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | www.nline-shopping-56055.bond | udp |
| US | 8.8.8.8:53 | www.uy-smart-tv-nl.today | udp |
Files
memory/980-0-0x000000007467E000-0x000000007467F000-memory.dmp
memory/980-1-0x0000000000450000-0x0000000000520000-memory.dmp
memory/980-2-0x00000000054D0000-0x0000000005A74000-memory.dmp
memory/980-3-0x0000000004F20000-0x0000000004FB2000-memory.dmp
memory/980-4-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/980-5-0x0000000005EA0000-0x0000000005EAA000-memory.dmp
memory/980-6-0x00000000060C0000-0x000000000615C000-memory.dmp
memory/980-7-0x0000000005F00000-0x0000000005F1E000-memory.dmp
memory/980-8-0x000000007467E000-0x000000007467F000-memory.dmp
memory/980-9-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/980-10-0x00000000048F0000-0x0000000004966000-memory.dmp
memory/1800-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/980-14-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/1800-13-0x0000000001540000-0x000000000188A000-memory.dmp
memory/1800-17-0x00000000010A0000-0x00000000010B5000-memory.dmp
memory/1800-16-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3488-18-0x00000000089B0000-0x0000000008B2F000-memory.dmp
memory/2400-19-0x0000000000C10000-0x0000000000C1E000-memory.dmp
memory/2400-22-0x0000000000C10000-0x0000000000C1E000-memory.dmp
memory/2400-23-0x0000000000D70000-0x0000000000D9F000-memory.dmp
memory/3488-25-0x0000000009E20000-0x0000000009F27000-memory.dmp
memory/3488-27-0x0000000009E20000-0x0000000009F27000-memory.dmp
memory/3488-28-0x0000000009E20000-0x0000000009F27000-memory.dmp