Analysis Overview
SHA256
78a84bac46aef38e745ddf44119e2d8207e35a1600eb35a9b22c4cc69c8c3e6c
Threat Level: Known bad
The file 78a84bac46aef38e745ddf44119e2d8207e35a1600eb35a9b22c4cc69c8c3e6c was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Drops startup file
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-30 22:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-30 22:34
Reported
2024-08-30 22:36
Platform
win7-20240729-en
Max time kernel
117s
Max time network
120s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Ungirt.vbe | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2544 set thread context of 2504 | N/A | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.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\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe
"C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe"
C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe
"C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe"
Network
Files
memory/2504-4-0x0000000000400000-0x000000000042A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-30 22:34
Reported
2024-08-30 22:36
Platform
win10v2004-20240802-en
Max time kernel
130s
Max time network
151s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Ungirt.vbe | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1080 set thread context of 1684 | N/A | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.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\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe
"C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe"
C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe
"C:\Users\Admin\AppData\Local\Temp\299dd5c3192a96d29e2eacb650c5235a4aadc3e7ec921e89940fb77519700d66.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 44.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | 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 | 55.36.223.20.in-addr.arpa | udp |
Files
memory/1080-6-0x0000000077261000-0x0000000077381000-memory.dmp
memory/1684-5-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1080-2-0x0000000077261000-0x0000000077381000-memory.dmp