Analysis Overview
SHA256
27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1
Threat Level: Known bad
The file 27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1 was found to be: Known bad.
Malicious Activity Summary
UPX dump on OEP (original entry point)
UPX dump on OEP (original entry point)
UPX packed file
Executes dropped EXE
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 04:25
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 04:25
Reported
2024-06-10 04:41
Platform
win7-20240508-en
Max time kernel
121s
Max time network
125s
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 |
| 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\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.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 |
| 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\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2140 wrote to memory of 1184 | N/A | C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 2140 wrote to memory of 1184 | N/A | C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 2140 wrote to memory of 1184 | N/A | C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 2140 wrote to memory of 1184 | N/A | C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | C:\ProgramData\Update\WwanSvc.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe
"C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.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/1184-7-0x0000000000150000-0x0000000000178000-memory.dmp
C:\ProgramData\Update\WwanSvc.exe
| MD5 | 7e4f34874f33457d5bfa9a98b4313f86 |
| SHA1 | 384ad060c5f349bded904fa6bd4b78a565c986aa |
| SHA256 | 4f18e33213ef62d169def6b74bbe3f1e961e876353159ae0ee4275c69fe0ac53 |
| SHA512 | dce210898898841920209924ab1b3a50b9edd1a5b707c1c8137ede8d93d889234209bf47337236da3c293601a7aeae4ac090f28a9c2bd65002cb175f3bf4e38a |
memory/2140-5-0x00000000000F0000-0x0000000000118000-memory.dmp
memory/2140-0-0x0000000000C50000-0x0000000000C78000-memory.dmp
memory/2140-8-0x0000000000C50000-0x0000000000C78000-memory.dmp
memory/2140-9-0x00000000000F0000-0x0000000000118000-memory.dmp
memory/2140-10-0x0000000000C50000-0x0000000000C78000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-10 04:25
Reported
2024-06-10 04:44
Platform
win10v2004-20240508-en
Max time kernel
148s
Max time network
131s
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\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3644 wrote to memory of 780 | N/A | C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 3644 wrote to memory of 780 | N/A | C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | C:\ProgramData\Update\WwanSvc.exe |
| PID 3644 wrote to memory of 780 | N/A | C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe | C:\ProgramData\Update\WwanSvc.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.exe
"C:\Users\Admin\AppData\Local\Temp\27c3c3332858f987703c95ebe6ee05929acb306f4358afab4432230a497dbeb1.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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 52.111.227.11:443 | tcp | |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
Files
memory/3644-0-0x0000000000AE0000-0x0000000000B08000-memory.dmp
C:\ProgramData\Update\WwanSvc.exe
| MD5 | 6044f64411e0ac9798ff8a2309b796af |
| SHA1 | d5fa187d428af0e096faf6e421ab8d04f2ef8d8d |
| SHA256 | 4fb66f6260a73dbdc417a52ef9dd000aecd16b02e1c1f6cf8741ff2b4a8f1385 |
| SHA512 | 579b6d9249d63b954eb015f6a68494ce241434f7e37c3f2ca23e4037ae0a6d548c936e671c6776028c37e264c62c472659f9fb47853880a718b328c96e7d81b1 |
memory/780-6-0x0000000000C10000-0x0000000000C38000-memory.dmp
memory/3644-5-0x0000000000AE0000-0x0000000000B08000-memory.dmp