Analysis Overview
SHA256
83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59
Threat Level: Known bad
The file 83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59 was found to be: Known bad.
Malicious Activity Summary
DiamondFox
DiamondFox payload
Executes dropped EXE
Loads dropped DLL
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2022-06-25 11:12
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-06-25 11:12
Reported
2022-06-25 13:21
Platform
win7-20220414-en
Max time kernel
142s
Max time network
147s
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 |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe
"C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Copy-Item -Path 'C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe' -Destination 'C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe';Start-Sleep -s 60;Start-Process 'C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe'
C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
"C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| BR | 2.16.233.156:80 | www.microsoft.com | tcp |
| JP | 139.162.104.143:80 | tcp |
Files
memory/1900-54-0x0000000002ED8000-0x0000000002EE4000-memory.dmp
memory/1900-57-0x0000000000020000-0x0000000000038000-memory.dmp
memory/1900-56-0x0000000002ED8000-0x0000000002EE4000-memory.dmp
memory/1900-59-0x0000000000400000-0x0000000002DE4000-memory.dmp
memory/1900-60-0x0000000002ED8000-0x0000000002EE4000-memory.dmp
memory/1900-61-0x0000000000400000-0x0000000002DE4000-memory.dmp
memory/2044-62-0x0000000000000000-mapping.dmp
memory/2044-63-0x0000000076011000-0x0000000076013000-memory.dmp
memory/2044-64-0x0000000074140000-0x00000000746EB000-memory.dmp
memory/1900-65-0x0000000002ED8000-0x0000000002EE4000-memory.dmp
memory/1900-66-0x0000000000400000-0x0000000002DE4000-memory.dmp
memory/2044-67-0x0000000074140000-0x00000000746EB000-memory.dmp
\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
| MD5 | 98fb3b4baacd9008282ba0e6028ce604 |
| SHA1 | beac13ccac2ac620c31dcc5b2882b28df4f444f9 |
| SHA256 | 83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59 |
| SHA512 | c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86 |
\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
| MD5 | 98fb3b4baacd9008282ba0e6028ce604 |
| SHA1 | beac13ccac2ac620c31dcc5b2882b28df4f444f9 |
| SHA256 | 83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59 |
| SHA512 | c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86 |
memory/888-70-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
| MD5 | 98fb3b4baacd9008282ba0e6028ce604 |
| SHA1 | beac13ccac2ac620c31dcc5b2882b28df4f444f9 |
| SHA256 | 83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59 |
| SHA512 | c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86 |
memory/888-72-0x0000000003248000-0x0000000003254000-memory.dmp
memory/2044-75-0x0000000074140000-0x00000000746EB000-memory.dmp
memory/888-76-0x0000000003248000-0x0000000003254000-memory.dmp
memory/888-77-0x0000000000400000-0x0000000002DE4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-06-25 11:12
Reported
2022-06-25 13:22
Platform
win10v2004-20220414-en
Max time kernel
158s
Max time network
182s
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\Local\rexednIhcraeS\SearchIndexer.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe
"C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Copy-Item -Path 'C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe' -Destination 'C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe';Start-Sleep -s 60;Start-Process 'C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe'
C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
"C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| US | 52.168.112.66:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 226.101.242.52.in-addr.arpa | udp |
| NL | 2.17.222.14:80 | tcp | |
| US | 8.8.8.8:53 | 9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| BR | 2.16.233.156:80 | www.microsoft.com | tcp |
| JP | 139.162.104.143:80 | tcp |
Files
memory/4740-132-0x0000000002E42000-0x0000000002E4E000-memory.dmp
memory/4740-133-0x00000000001C0000-0x00000000001D8000-memory.dmp
memory/4740-134-0x0000000000400000-0x0000000002DE4000-memory.dmp
memory/4648-135-0x0000000000000000-mapping.dmp
memory/4648-136-0x0000000005060000-0x0000000005096000-memory.dmp
memory/4648-137-0x0000000005780000-0x0000000005DA8000-memory.dmp
memory/4648-138-0x0000000005730000-0x0000000005752000-memory.dmp
memory/4648-139-0x0000000005E20000-0x0000000005E86000-memory.dmp
memory/4648-140-0x0000000005FC0000-0x0000000006026000-memory.dmp
memory/4648-141-0x0000000006600000-0x000000000661E000-memory.dmp
memory/4648-142-0x0000000007780000-0x0000000007816000-memory.dmp
memory/4648-143-0x0000000006AF0000-0x0000000006B0A000-memory.dmp
memory/4648-144-0x0000000006B40000-0x0000000006B62000-memory.dmp
memory/4648-145-0x0000000007DD0000-0x0000000008374000-memory.dmp
memory/4648-146-0x0000000008A00000-0x000000000907A000-memory.dmp
memory/5052-147-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
| MD5 | 98fb3b4baacd9008282ba0e6028ce604 |
| SHA1 | beac13ccac2ac620c31dcc5b2882b28df4f444f9 |
| SHA256 | 83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59 |
| SHA512 | c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86 |
C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
| MD5 | 98fb3b4baacd9008282ba0e6028ce604 |
| SHA1 | beac13ccac2ac620c31dcc5b2882b28df4f444f9 |
| SHA256 | 83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59 |
| SHA512 | c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86 |
memory/5052-152-0x0000000002FA3000-0x0000000002FAF000-memory.dmp
memory/5052-153-0x0000000000400000-0x0000000002DE4000-memory.dmp