Analysis Overview
SHA256
4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62
Threat Level: Shows suspicious behavior
The file 4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N was found to be: Shows suspicious behavior.
Malicious Activity Summary
Deletes itself
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Indicator Removal: File Deletion
UPX packed file
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-14 02:34
Signatures
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
2024-11-14 02:34
Reported
2024-11-14 02:36
Platform
win7-20240903-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\AhnLab\AhnSvc.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AhnUpadate = "\"C:\\ProgramData\\AhnLab\\AhnSvc.exe\" /run" | C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
Indicator Removal: File Deletion
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 |
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\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\AhnLab\AhnSvc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe
"C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe"
C:\ProgramData\AhnLab\AhnSvc.exe
"C:\ProgramData\AhnLab\AhnSvc.exe" /run
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe" >> NUL
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
Files
memory/2696-0-0x00000000008A0000-0x00000000008CA000-memory.dmp
\ProgramData\AhnLab\AhnSvc.exe
| MD5 | 4446852f0fbb0d3276d8cad8454f7885 |
| SHA1 | 6c4458665abd76930dcaddc14ecb5cca35a8bd12 |
| SHA256 | f8d1023f32b695875939b675919da90dc6cce94d4625c82f920a44d55e22413a |
| SHA512 | 9a6d41504490d8d03fc02016414c47dc0697c12709f72751681f8f2869015e1651dfcd7ad1eadb1a7ae7dea2bf1e0b3e907381e57bf344eb31845554a183273e |
memory/3024-11-0x0000000000BB0000-0x0000000000BDA000-memory.dmp
memory/2696-10-0x0000000000110000-0x000000000013A000-memory.dmp
memory/2696-9-0x0000000000110000-0x000000000013A000-memory.dmp
memory/2696-12-0x00000000008A0000-0x00000000008CA000-memory.dmp
memory/2696-13-0x0000000000110000-0x000000000013A000-memory.dmp
memory/3024-14-0x0000000000BB0000-0x0000000000BDA000-memory.dmp
memory/2696-15-0x00000000008A0000-0x00000000008CA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-14 02:34
Reported
2024-11-14 02:36
Platform
win10v2004-20241007-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\AhnLab\AhnSvc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AhnUpadate = "\"C:\\ProgramData\\AhnLab\\AhnSvc.exe\" /run" | C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
Indicator Removal: File Deletion
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 |
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\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\AhnLab\AhnSvc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\AhnLab\AhnSvc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe
"C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe"
C:\ProgramData\AhnLab\AhnSvc.exe
"C:\ProgramData\AhnLab\AhnSvc.exe" /run
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\4da05e5a2f279ce84b2fb342338c2a3d3a7f3f724c63d663f6aee2c49aba3e62N.exe" >> NUL
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
| US | 8.8.8.8:53 | www.icoway.net | udp |
| US | 8.8.8.8:53 | www.kimc10scom | udp |
Files
memory/2360-0-0x0000000000DA0000-0x0000000000DCA000-memory.dmp
C:\ProgramData\AhnLab\AhnSvc.exe
| MD5 | 269c87b57d563d60bbb03d19f446d040 |
| SHA1 | 05307434a0cd94f2008750414f3715151dccfff3 |
| SHA256 | 9357a8c41f412306d411da725490128b1e4a7e9ca8cb754acf40a33dab63e79c |
| SHA512 | 7e51b4efd53cd4b5ae5a7c34648ea69c35228baa70f552898a415658a92bafac8dcec1845e7320bc0c820c3432f9f9aae6b4157bfac73b6d0a507f63643ec2c9 |
memory/1956-5-0x0000000000250000-0x000000000027A000-memory.dmp
memory/2360-8-0x0000000000DA0000-0x0000000000DCA000-memory.dmp
memory/1956-9-0x0000000000250000-0x000000000027A000-memory.dmp
memory/1956-10-0x0000000000250000-0x000000000027A000-memory.dmp