Analysis Overview
SHA256
51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce
Threat Level: Known bad
The file 51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce was found to be: Known bad.
Malicious Activity Summary
NanoCore
Nanocore family
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
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 WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-12 22:09
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 22:09
Reported
2024-11-12 22:11
Platform
win7-20240903-en
Max time kernel
140s
Max time network
144s
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\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\c5e4gxfvd4v = "C:\\Users\\Admin\\AppData\\Roaming\\c5e4gxfvd4v\\ximo2ubzn1i.exe" | C:\Users\Admin\AppData\Local\Temp\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.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 2720 set thread context of 2480 | 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\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.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\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.exe
"C:\Users\Admin\AppData\Local\Temp\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.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 | |
| FR | 178.32.224.116:46218 | tcp |
Files
memory/2240-0-0x0000000073F2E000-0x0000000073F2F000-memory.dmp
memory/2240-1-0x0000000000070000-0x00000000000DE000-memory.dmp
memory/2240-2-0x0000000073F20000-0x000000007460E000-memory.dmp
memory/2240-3-0x0000000001FA0000-0x0000000001FDC000-memory.dmp
\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe
| MD5 | 21c6ece0ca3d12bf58355dc47389cc2b |
| SHA1 | 120ce98c35905630236b5515d8a31a11df0a660f |
| SHA256 | 166e40294ce3a1cc8bed464e96234d864f865487d5584245600f2ecfd2f9867b |
| SHA512 | 28a6727971923ccd282fdd71d5df474ed20c8ee45f7cc38a16015b52ef5c13200828ab2e90e8e7351705b782cf645cb0c03c910446c51bfb6a506aa6befc3e07 |
memory/2720-13-0x0000000001350000-0x00000000013BE000-memory.dmp
memory/2720-15-0x0000000073F20000-0x000000007460E000-memory.dmp
memory/2720-14-0x0000000073F20000-0x000000007460E000-memory.dmp
memory/2240-12-0x0000000073F20000-0x000000007460E000-memory.dmp
memory/2480-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2480-28-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2480-27-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2480-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2480-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2480-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2480-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2480-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2480-30-0x00000000005D0000-0x00000000005DA000-memory.dmp
memory/2480-31-0x00000000009A0000-0x00000000009BE000-memory.dmp
memory/2480-32-0x00000000007F0000-0x00000000007FA000-memory.dmp
memory/2720-33-0x0000000073F20000-0x000000007460E000-memory.dmp
memory/2720-34-0x0000000073F20000-0x000000007460E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 22:09
Reported
2024-11-12 22:11
Platform
win10v2004-20241007-en
Max time kernel
141s
Max time network
149s
Command Line
Signatures
NanoCore
Nanocore family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c5e4gxfvd4v = "C:\\Users\\Admin\\AppData\\Roaming\\c5e4gxfvd4v\\ximo2ubzn1i.exe" | C:\Users\Admin\AppData\Local\Temp\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.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 1552 set thread context of 2604 | 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\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 |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.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\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.exe
"C:\Users\Admin\AppData\Local\Temp\51c2d225d72aa3a0cd2b9ea143cdd5b5ad8f7c601df1bc7c39c7f05fde84a1ce.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 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| FR | 178.32.224.116:46218 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.190.18.2.in-addr.arpa | udp |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp | |
| FR | 178.32.224.116:46218 | tcp |
Files
memory/4604-0-0x00000000751AE000-0x00000000751AF000-memory.dmp
memory/4604-1-0x00000000001C0000-0x000000000022E000-memory.dmp
memory/4604-2-0x0000000005190000-0x0000000005734000-memory.dmp
memory/4604-3-0x0000000004C80000-0x0000000004D12000-memory.dmp
memory/4604-5-0x00000000751A0000-0x0000000075950000-memory.dmp
memory/4604-4-0x0000000004C30000-0x0000000004C3A000-memory.dmp
memory/4604-6-0x0000000005110000-0x000000000514C000-memory.dmp
C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe
| MD5 | 089d812cd5d5144d87faa9ddcb458321 |
| SHA1 | 6f455331b9632dfe79e882cddd229c0e2e83552c |
| SHA256 | 8d6c2b1cd5ea2a87efb4d1de72caa85b2bf7e85ab0e938b9e710dd2f78996db9 |
| SHA512 | 44836cdc1d3b32947da60e28bdd46ef9e572c4519f10ea38a222667a4383a7d3b2fdc1a756a2eeff183789e200b64fdcc798b0513fe0bc6d7105869ef16728eb |
memory/1552-20-0x00000000751A0000-0x0000000075950000-memory.dmp
memory/1552-21-0x00000000751A0000-0x0000000075950000-memory.dmp
memory/2604-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2604-24-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2604-23-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2604-26-0x00000000751A0000-0x0000000075950000-memory.dmp
memory/2604-27-0x0000000005740000-0x00000000057DC000-memory.dmp
memory/2604-29-0x00000000059B0000-0x00000000059BA000-memory.dmp
memory/2604-30-0x0000000005CD0000-0x0000000005CEE000-memory.dmp
memory/2604-31-0x0000000006570000-0x000000000657A000-memory.dmp
memory/4604-32-0x00000000751A0000-0x0000000075950000-memory.dmp
memory/1552-33-0x00000000751A0000-0x0000000075950000-memory.dmp
memory/1552-35-0x00000000751A0000-0x0000000075950000-memory.dmp
memory/2604-36-0x00000000751A0000-0x0000000075950000-memory.dmp