Analysis Overview
SHA256
887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2
Threat Level: Known bad
The file 887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe was found to be: Known bad.
Malicious Activity Summary
NanoCore
Nanocore family
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Checks whether UAC is enabled
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-26 21:40
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-26 21:40
Reported
2025-01-26 21:42
Platform
win7-20240729-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
NanoCore
Nanocore family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\c5e4gxfvd4v = "C:\\Users\\Admin\\AppData\\Roaming\\c5e4gxfvd4v\\ximo2ubzn1i.exe" | C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2724 set thread context of 2756 | N/A | C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
Enumerates physical storage devices
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\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe
"C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe"
C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe
"C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
Network
| Country | Destination | Domain | Proto |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp |
Files
memory/2328-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp
memory/2328-1-0x0000000000910000-0x000000000097E000-memory.dmp
memory/2328-2-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2328-3-0x0000000000C70000-0x0000000000CAC000-memory.dmp
\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe
| MD5 | ec4f2f080f53fadd86918928a62dba6f |
| SHA1 | 189c4bcab1b8cac0f95c3c9fb87b37851a511ff3 |
| SHA256 | b27ae37e3ddea7b3adff48e3a03cfd462b0f0c108ec09146a3d77e82fd98e0ce |
| SHA512 | bac5e6d4b5c83e4422d5b19ce6977c7831b871c70a4eb5fae34d6774331db21b5708da2e1a7a4f59aac75c91379f9c47ff553c5e30225350c592148127b45cca |
memory/2724-12-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2724-13-0x00000000010D0000-0x000000000113E000-memory.dmp
memory/2724-14-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2328-15-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2756-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2756-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2756-33-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2756-31-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2756-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2756-26-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2756-23-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2756-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2756-35-0x0000000000AE0000-0x0000000000AEA000-memory.dmp
memory/2756-36-0x0000000000B40000-0x0000000000B5E000-memory.dmp
memory/2756-37-0x0000000000AF0000-0x0000000000AFA000-memory.dmp
memory/2724-38-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2724-39-0x0000000074A00000-0x00000000750EE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-26 21:40
Reported
2025-01-26 21:42
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
95s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c5e4gxfvd4v = "C:\\Users\\Admin\\AppData\\Roaming\\c5e4gxfvd4v\\ximo2ubzn1i.exe" | C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe
"C:\Users\Admin\AppData\Local\Temp\887661660a313d65f34fa79f249bfaedd01442f59575d29f275ebf9bb9e88db2N.exe"
C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe
"C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.153.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.98.51.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.153.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/3040-0-0x0000000074D2E000-0x0000000074D2F000-memory.dmp
memory/3040-1-0x0000000000BB0000-0x0000000000C1E000-memory.dmp
memory/3040-2-0x0000000005B80000-0x0000000006124000-memory.dmp
memory/3040-3-0x0000000005670000-0x0000000005702000-memory.dmp
memory/3040-4-0x0000000005620000-0x000000000562A000-memory.dmp
memory/3040-5-0x0000000074D20000-0x00000000754D0000-memory.dmp
memory/3040-6-0x0000000005AF0000-0x0000000005B2C000-memory.dmp
C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe
| MD5 | 0ddb5e36e9921bd5613a1ad3f4e5449f |
| SHA1 | 8e3ec533d115bf1859422f3504f02f929bcf0c22 |
| SHA256 | 8e0317feb8405d1cb04080632798908b2bc0816edc5587128d017a0a34262564 |
| SHA512 | 0b28db50e82d51c22d7a98dd039f759d7e4a025730838860933fb75c7a6fa7893b8c4c1a870f66e440accdd345bfbb479549dec4ef5e94a144b14d87396154d0 |
memory/2924-21-0x0000000074D20000-0x00000000754D0000-memory.dmp
memory/3040-20-0x0000000074D20000-0x00000000754D0000-memory.dmp
memory/2924-22-0x0000000074D20000-0x00000000754D0000-memory.dmp
memory/2924-23-0x0000000074D20000-0x00000000754D0000-memory.dmp
memory/2924-25-0x0000000074D20000-0x00000000754D0000-memory.dmp