Analysis Overview
SHA256
9b3643ecbf7402006d8cf776811ae5190d1a70a8bd3ac491c7c20a8d97691efb
Threat Level: Known bad
The file 161db86eb5f9237449a1027c1f63f310.bin was found to be: Known bad.
Malicious Activity Summary
Urelas family
Urelas
Deletes itself
Loads dropped DLL
Checks computer location settings
UPX packed file
Executes dropped EXE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-01 01:20
Signatures
Urelas family
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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-01 01:20
Reported
2024-08-01 01:22
Platform
win7-20240708-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Urelas
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:\Users\Admin\AppData\Local\Temp\huter.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.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 |
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\161db86eb5f9237449a1027c1f63f310.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\huter.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe
"C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe"
C:\Users\Admin\AppData\Local\Temp\huter.exe
"C:\Users\Admin\AppData\Local\Temp\huter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
Network
| Country | Destination | Domain | Proto |
| KR | 112.175.88.209:11120 | tcp | |
| KR | 112.175.88.208:11150 | tcp | |
| KR | 112.175.88.209:11170 | tcp | |
| KR | 112.175.88.207:11150 | tcp |
Files
memory/2252-0-0x0000000000400000-0x0000000000431000-memory.dmp
\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | 5e451f4b66e856c36af3d88aea99c7fa |
| SHA1 | 71e31eac499fb7c05ae6d181defd3cc5beafeda6 |
| SHA256 | 5e6b86ce13f80e83b9599e1f462bd141e69cd953281239e7185bcd690cfa6f80 |
| SHA512 | 464d13447f39e0df92c425ca1e283d0a9b5a7b7a59643fea795815a458becba6e920809dd7b9c4f0eaa73591805ba5c5e53f10ed3a6baeb561e8e4998962b25c |
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | f6ded6959fb77f028c1fc4610cf98ac9 |
| SHA1 | 86878df65adbc4fc768d21851ed844e0288f1f0c |
| SHA256 | e81200edb8bdeb4f0cf6f7b5ffa97452fe542e17c1667c25ea916f895ad39286 |
| SHA512 | 6a4196bd40fdd61c3e086a7f92186cbc8ee45058263d123889394c2f850f11e60768667f8e365c37cefe0e8fc245de23221fb382d095acbb53ac9d6a7552c892 |
memory/2252-17-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/2756-20-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2756-22-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2756-29-0x0000000000400000-0x0000000000431000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-01 01:20
Reported
2024-08-01 01:22
Platform
win10v2004-20240730-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\huter.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 |
| 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\161db86eb5f9237449a1027c1f63f310.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\huter.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4552 wrote to memory of 4964 | N/A | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 4552 wrote to memory of 4964 | N/A | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 4552 wrote to memory of 4964 | N/A | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 4552 wrote to memory of 1264 | N/A | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4552 wrote to memory of 1264 | N/A | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4552 wrote to memory of 1264 | N/A | C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe
"C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe"
C:\Users\Admin\AppData\Local\Temp\huter.exe
"C:\Users\Admin\AppData\Local\Temp\huter.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| KR | 112.175.88.209:11120 | tcp | |
| KR | 112.175.88.208:11150 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| KR | 112.175.88.209:11170 | tcp | |
| KR | 112.175.88.207:11150 | tcp | |
| US | 8.8.8.8:53 | 209.143.182.52.in-addr.arpa | udp |
Files
memory/4552-0-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | 07e22f632c6ba0c7cdf97d2c3cb9a653 |
| SHA1 | a2f33b0956db23ac800b3784bd6d5097379b037d |
| SHA256 | f39b1ff6295145570cee0d176d42a672a5bb3054ff777b5f5379e9606038fb7d |
| SHA512 | 12029331b934fb66e5e13d178f527e68fb3f9655584810877f2288b69172dca78a2b075f815d5f8de4a3845ccdc39292e77f42324c08dac21ad1e66626e5154d |
memory/4964-15-0x0000000000400000-0x0000000000431000-memory.dmp
memory/4552-18-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | f6ded6959fb77f028c1fc4610cf98ac9 |
| SHA1 | 86878df65adbc4fc768d21851ed844e0288f1f0c |
| SHA256 | e81200edb8bdeb4f0cf6f7b5ffa97452fe542e17c1667c25ea916f895ad39286 |
| SHA512 | 6a4196bd40fdd61c3e086a7f92186cbc8ee45058263d123889394c2f850f11e60768667f8e365c37cefe0e8fc245de23221fb382d095acbb53ac9d6a7552c892 |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/4964-21-0x0000000000400000-0x0000000000431000-memory.dmp
memory/4964-23-0x0000000000400000-0x0000000000431000-memory.dmp
memory/4964-29-0x0000000000400000-0x0000000000431000-memory.dmp