Analysis Overview
SHA256
cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50
Threat Level: Known bad
The file cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Suspicious use of SetThreadContext
AutoIT Executable
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of UnmapMainImage
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-07-12 18:46
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
2024-07-12 18:46
Reported
2024-07-12 18:49
Platform
win7-20240704-en
Max time kernel
141s
Max time network
122s
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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 836 set thread context of 2528 | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2528 set thread context of 1192 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\msiexec.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.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 |
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 |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.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\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe
"C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe"
C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 268
Network
Files
memory/836-10-0x0000000000560000-0x0000000000564000-memory.dmp
memory/2528-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2528-13-0x0000000000700000-0x0000000000A03000-memory.dmp
memory/2528-16-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1192-15-0x00000000043C0000-0x00000000045C0000-memory.dmp
memory/2528-14-0x0000000000180000-0x0000000000194000-memory.dmp
memory/1192-17-0x0000000004FE0000-0x00000000050BE000-memory.dmp
memory/2236-18-0x0000000000FC0000-0x0000000000FD4000-memory.dmp
memory/2236-19-0x0000000000FC0000-0x0000000000FD4000-memory.dmp
memory/2236-21-0x0000000000FC0000-0x0000000000FD4000-memory.dmp
memory/1192-24-0x0000000004FE0000-0x00000000050BE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-12 18:46
Reported
2024-07-12 18:49
Platform
win10v2004-20240709-en
Max time kernel
148s
Max time network
142s
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 4268 set thread context of 1480 | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 1480 set thread context of 3468 | N/A | C:\Windows\SysWOW64\svchost.exe | C:\Windows\Explorer.EXE |
| PID 3248 set thread context of 3468 | N/A | C:\Windows\SysWOW64\mstsc.exe | C:\Windows\Explorer.EXE |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\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\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.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 |
| 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 FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.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\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.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\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe
"C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\cb94f7e2d32391ffa226f27e39543a099f2867c9cc7602fb964b4358132b6a50.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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.promotegetpaid.info | udp |
| US | 15.197.148.33:80 | www.promotegetpaid.info | tcp |
| US | 8.8.8.8:53 | 33.148.197.15.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.kingchuxing.com | udp |
| US | 104.21.72.245:80 | www.kingchuxing.com | tcp |
| US | 8.8.8.8:53 | 245.72.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.seclameh.com | udp |
| US | 8.8.8.8:53 | 216.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.98169.club | udp |
| HK | 147.92.35.81:80 | www.98169.club | tcp |
| US | 8.8.8.8:53 | 81.35.92.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.dental-implants-89083.bond | udp |
| DE | 185.53.179.94:80 | www.dental-implants-89083.bond | tcp |
| US | 8.8.8.8:53 | 94.179.53.185.in-addr.arpa | udp |
Files
memory/4268-10-0x0000000003E00000-0x0000000003E04000-memory.dmp
memory/1480-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1480-12-0x0000000001A00000-0x0000000001D4A000-memory.dmp
memory/1480-15-0x0000000001E80000-0x0000000001E94000-memory.dmp
memory/1480-14-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3468-16-0x0000000009120000-0x0000000009246000-memory.dmp
memory/3248-17-0x0000000000C60000-0x0000000000D9A000-memory.dmp
memory/3248-19-0x0000000000C60000-0x0000000000D9A000-memory.dmp
memory/3248-20-0x00000000010A0000-0x00000000010CF000-memory.dmp
memory/3468-22-0x0000000009120000-0x0000000009246000-memory.dmp
memory/3468-25-0x0000000002B00000-0x0000000002C36000-memory.dmp
memory/3468-26-0x0000000002B00000-0x0000000002C36000-memory.dmp
memory/3468-29-0x0000000002B00000-0x0000000002C36000-memory.dmp