Analysis Overview
SHA256
18179c0bcdd6133a9d82b5278c85d88cfe4b08924e5bcb7b0483148e24e93eae
Threat Level: Known bad
The file 395812837b0aa6cf4b6a8d3422722949.zip was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-31 09:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-31 09:30
Reported
2024-08-31 09:33
Platform
win7-20240729-en
Max time kernel
148s
Max time network
16s
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 |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1308 set thread context of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
| PID 2776 set thread context of 1196 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | C:\Windows\Explorer.EXE |
| PID 2776 set thread context of 1196 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | C:\Windows\Explorer.EXE |
| PID 2688 set thread context of 1196 | N/A | C:\Windows\SysWOW64\wlanext.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\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\wlanext.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:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wlanext.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wlanext.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wlanext.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe
"C:\Users\Admin\AppData\Local\Temp\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Network
Files
memory/1308-0-0x000000007444E000-0x000000007444F000-memory.dmp
memory/1308-1-0x0000000000070000-0x00000000000E6000-memory.dmp
memory/1308-2-0x0000000074440000-0x0000000074B2E000-memory.dmp
memory/1308-3-0x0000000000580000-0x000000000058E000-memory.dmp
memory/1308-4-0x000000007444E000-0x000000007444F000-memory.dmp
memory/1308-5-0x0000000074440000-0x0000000074B2E000-memory.dmp
memory/1308-6-0x00000000041D0000-0x0000000004228000-memory.dmp
memory/2776-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2776-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2776-9-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2776-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/1308-13-0x0000000074440000-0x0000000074B2E000-memory.dmp
memory/2776-14-0x0000000000B50000-0x0000000000E53000-memory.dmp
memory/2776-17-0x0000000000180000-0x0000000000194000-memory.dmp
memory/2776-16-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1196-18-0x0000000003E10000-0x0000000003F10000-memory.dmp
memory/1196-19-0x0000000007E70000-0x0000000008002000-memory.dmp
memory/2776-22-0x0000000000250000-0x0000000000264000-memory.dmp
memory/2776-21-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1196-23-0x00000000082F0000-0x000000000848A000-memory.dmp
memory/1196-24-0x0000000007E70000-0x0000000008002000-memory.dmp
memory/2688-27-0x0000000000630000-0x0000000000646000-memory.dmp
memory/2688-25-0x0000000000630000-0x0000000000646000-memory.dmp
memory/2688-28-0x00000000000C0000-0x00000000000EF000-memory.dmp
memory/1196-29-0x00000000082F0000-0x000000000848A000-memory.dmp
memory/1196-31-0x0000000000070000-0x0000000000170000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-31 09:30
Reported
2024-08-31 09:33
Platform
win10v2004-20240802-en
Max time kernel
148s
Max time network
123s
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 3076 set thread context of 2820 | N/A | C:\Users\Admin\AppData\Local\Temp\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
| PID 2820 set thread context of 3400 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | C:\Windows\Explorer.EXE |
| PID 2972 set thread context of 3400 | N/A | C:\Windows\SysWOW64\wlanext.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\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\wlanext.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:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wlanext.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wlanext.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wlanext.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\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe
"C:\Users\Admin\AppData\Local\Temp\798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.savefrsaom.net | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.sofievermeulen.com | 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 | www.trejoblanco.com | udp |
| US | 15.197.148.33:80 | www.trejoblanco.com | tcp |
| US | 8.8.8.8:53 | 33.148.197.15.in-addr.arpa | udp |
Files
memory/3076-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp
memory/3076-1-0x0000000000430000-0x00000000004A6000-memory.dmp
memory/3076-2-0x00000000076C0000-0x0000000007C64000-memory.dmp
memory/3076-3-0x0000000007210000-0x00000000072A2000-memory.dmp
memory/3076-4-0x0000000074AD0000-0x0000000075280000-memory.dmp
memory/3076-5-0x00000000047F0000-0x00000000047FA000-memory.dmp
memory/3076-6-0x0000000007520000-0x000000000752E000-memory.dmp
memory/3076-7-0x0000000074ADE000-0x0000000074ADF000-memory.dmp
memory/3076-8-0x0000000074AD0000-0x0000000075280000-memory.dmp
memory/3076-9-0x0000000008550000-0x00000000085EC000-memory.dmp
memory/3076-10-0x00000000086A0000-0x00000000086F8000-memory.dmp
memory/2820-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3076-13-0x0000000074AD0000-0x0000000075280000-memory.dmp
memory/2820-14-0x00000000015D0000-0x000000000191A000-memory.dmp
memory/2820-17-0x0000000001510000-0x0000000001524000-memory.dmp
memory/2820-16-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3400-18-0x0000000003320000-0x000000000346C000-memory.dmp
memory/2972-21-0x0000000000D50000-0x0000000000D67000-memory.dmp
memory/2972-19-0x0000000000D50000-0x0000000000D67000-memory.dmp
memory/2972-22-0x00000000007B0000-0x00000000007DF000-memory.dmp
memory/3400-23-0x0000000003320000-0x000000000346C000-memory.dmp
memory/3400-27-0x0000000008660000-0x00000000086FD000-memory.dmp
memory/3400-28-0x0000000008660000-0x00000000086FD000-memory.dmp
memory/3400-30-0x0000000008660000-0x00000000086FD000-memory.dmp