Analysis Overview
SHA256
aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9
Threat Level: Known bad
The file aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9 was found to be: Known bad.
Malicious Activity Summary
DiamondFox
DiamondFox payload
UPX packed file
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
MITRE ATT&CK Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-31 05:06
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-31 05:06
Reported
2022-07-31 07:28
Platform
win7-20220715-en
Max time kernel
137s
Max time network
145s
Command Line
Signatures
DiamondFox
DiamondFox 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.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 |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe
"C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe
"C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe" 0
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| NL | 2.21.41.70:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | rusav1.icu | udp |
| US | 8.8.8.8:53 | rusav2.icu | udp |
| US | 8.8.8.8:53 | rusav3.icu | udp |
Files
memory/1992-54-0x0000000076291000-0x0000000076293000-memory.dmp
memory/1992-55-0x0000000000400000-0x0000000000494000-memory.dmp
memory/1952-56-0x0000000000000000-mapping.dmp
memory/1992-57-0x0000000000400000-0x0000000000494000-memory.dmp
memory/1992-60-0x0000000000380000-0x0000000000395000-memory.dmp
memory/1992-61-0x0000000000400000-0x0000000000494000-memory.dmp
\Users\Admin\AppData\Roaming\lsassfold\lsass.exe
| MD5 | 1da9a3e209139bef422041960aba6464 |
| SHA1 | 00f40230e43aeabb7ef3fb3332a29b59e95e24f9 |
| SHA256 | aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9 |
| SHA512 | f9d8c905ff143dac5b95be12afd21698795211a639b2977fa0f993221bf2ee86cc1eb8253433dda8e70c58ee559b92d094c75d8750cfa7ed7e1f7316b8621f23 |
memory/1244-64-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe
| MD5 | 1da9a3e209139bef422041960aba6464 |
| SHA1 | 00f40230e43aeabb7ef3fb3332a29b59e95e24f9 |
| SHA256 | aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9 |
| SHA512 | f9d8c905ff143dac5b95be12afd21698795211a639b2977fa0f993221bf2ee86cc1eb8253433dda8e70c58ee559b92d094c75d8750cfa7ed7e1f7316b8621f23 |
memory/1992-68-0x0000000000400000-0x0000000000494000-memory.dmp
memory/1244-69-0x0000000000400000-0x0000000000494000-memory.dmp
memory/1244-73-0x0000000000400000-0x0000000000494000-memory.dmp
memory/1244-74-0x0000000000400000-0x0000000000494000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-31 05:06
Reported
2022-07-31 07:29
Platform
win10v2004-20220721-en
Max time kernel
221s
Max time network
235s
Command Line
Signatures
DiamondFox
DiamondFox 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
Enumerates physical storage devices
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\ConfigFlags | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\ConfigFlags | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4420 wrote to memory of 3420 | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | C:\Windows\splwow64.exe |
| PID 4420 wrote to memory of 3420 | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | C:\Windows\splwow64.exe |
| PID 4420 wrote to memory of 4800 | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe |
| PID 4420 wrote to memory of 4800 | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe |
| PID 4420 wrote to memory of 4800 | N/A | C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe | C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe
"C:\Users\Admin\AppData\Local\Temp\aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9.exe"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe
"C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe" 0
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 20.189.173.9:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.247.211.254:80 | tcp | |
| NL | 20.31.108.18:443 | tcp | |
| US | 8.8.8.8:53 | 176.122.125.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| NL | 2.21.41.70:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | rusav1.icu | udp |
| US | 8.8.8.8:53 | rusav2.icu | udp |
| US | 8.8.8.8:53 | rusav3.icu | udp |
| US | 8.8.8.8:53 | rusav4.icu | udp |
Files
memory/4420-130-0x0000000000400000-0x0000000000494000-memory.dmp
memory/3420-131-0x0000000000000000-mapping.dmp
memory/4420-132-0x0000000000400000-0x0000000000494000-memory.dmp
memory/4800-136-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe
| MD5 | 1da9a3e209139bef422041960aba6464 |
| SHA1 | 00f40230e43aeabb7ef3fb3332a29b59e95e24f9 |
| SHA256 | aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9 |
| SHA512 | f9d8c905ff143dac5b95be12afd21698795211a639b2977fa0f993221bf2ee86cc1eb8253433dda8e70c58ee559b92d094c75d8750cfa7ed7e1f7316b8621f23 |
memory/4800-140-0x0000000000400000-0x0000000000494000-memory.dmp
memory/4420-139-0x0000000000A80000-0x0000000000A95000-memory.dmp
memory/4420-141-0x0000000000400000-0x0000000000494000-memory.dmp
C:\Users\Admin\AppData\Roaming\lsassfold\lsass.exe
| MD5 | 1da9a3e209139bef422041960aba6464 |
| SHA1 | 00f40230e43aeabb7ef3fb3332a29b59e95e24f9 |
| SHA256 | aee8df317acf19c8b0645de2ad4595d85281eeaeaf5b9b8f8786c647f8365de9 |
| SHA512 | f9d8c905ff143dac5b95be12afd21698795211a639b2977fa0f993221bf2ee86cc1eb8253433dda8e70c58ee559b92d094c75d8750cfa7ed7e1f7316b8621f23 |
memory/4800-142-0x0000000000400000-0x0000000000494000-memory.dmp
memory/4800-146-0x0000000000400000-0x0000000000494000-memory.dmp
memory/4800-147-0x0000000000400000-0x0000000000494000-memory.dmp