Analysis Overview
SHA256
4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e
Threat Level: Known bad
The file 4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e was found to be: Known bad.
Malicious Activity Summary
UPX dump on OEP (original entry point)
UPX dump on OEP (original entry point)
Executes dropped EXE
UPX packed file
Loads dropped DLL
Adds Run key to start application
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-10 21:43
Signatures
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UPX packed file
| 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
2024-06-10 21:43
Reported
2024-06-10 21:45
Platform
win7-20240215-en
Max time kernel
117s
Max time network
120s
Command Line
Signatures
UPX dump on OEP (original entry point)
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Update\WwanSvc.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | N/A |
UPX packed file
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run" | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2816 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 2816 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 2816 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 2816 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | C:\ProgramData\Update\WwanSvc.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe
"C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe"
C:\ProgramData\Update\WwanSvc.exe
"C:\ProgramData\Update\WwanSvc.exe" /run
Network
| Country | Destination | Domain | Proto |
| CA | 158.69.115.115:443 | tcp |
Files
memory/2816-1-0x0000000000210000-0x0000000000238000-memory.dmp
\ProgramData\Update\WwanSvc.exe
| MD5 | a5e955ea57064c9a8c815422b6d2ba3a |
| SHA1 | 2de4bc546adc9aff47a03e81c180914e542b4e50 |
| SHA256 | 749184dc96d3b20569b2153c7c08d416d1a35df97f6843b49947c73f3a645516 |
| SHA512 | ef3422d2f2dc9efb3d012889020366aea48d3db745fd6ae7c9c5a70c0e7293ab8d18b7b1b67de34cb5d8ebefc05bd31607f35f3e7d4b0908b42cf0fcddf16ddc |
memory/2276-6-0x00000000000C0000-0x00000000000E8000-memory.dmp
memory/2816-7-0x0000000000190000-0x00000000001B8000-memory.dmp
memory/2816-8-0x0000000000210000-0x0000000000238000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-10 21:43
Reported
2024-06-10 21:45
Platform
win10v2004-20240508-en
Max time kernel
145s
Max time network
51s
Command Line
Signatures
UPX dump on OEP (original entry point)
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Update\WwanSvc.exe | N/A |
UPX packed file
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run" | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3444 wrote to memory of 3224 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 3444 wrote to memory of 3224 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 3444 wrote to memory of 3224 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe | C:\ProgramData\Update\WwanSvc.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe
"C:\Users\Admin\AppData\Local\Temp\4a6f1e0d5c341d0d772264832ba6d71d5a5ba2f55b0d47429474f9b016ad951e.exe"
C:\ProgramData\Update\WwanSvc.exe
"C:\ProgramData\Update\WwanSvc.exe" /run
Network
| Country | Destination | Domain | Proto |
| CA | 158.69.115.115:443 | tcp | |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/3444-0-0x00000000002D0000-0x00000000002F8000-memory.dmp
C:\ProgramData\Update\WwanSvc.exe
| MD5 | 040860ce3717bc90ee9374dfeb907592 |
| SHA1 | 12b4c12e5d6bee8c0bfa99ff69fceae3244bbad1 |
| SHA256 | ff322ae91e33de82baa1457a04ca52964046c792e6a4a01fb93e993e5c9c0970 |
| SHA512 | 3bb65e7f6a8169228dcb21ba25787c2400e7d1627dfae2be8ec9d3ae98d916b0a5f3e099cde112878a5b0e07c0745545dda262eb45c44a1e40b3d5aadad58de1 |
memory/3444-4-0x00000000002D0000-0x00000000002F8000-memory.dmp
memory/3224-6-0x0000000000B80000-0x0000000000BA8000-memory.dmp