Analysis Overview
SHA256
95072f918a1dec0c6ba1773aedaacd96edbdfbf8424521fc293a411c4eafda13
Threat Level: Known bad
The file 6ef5c7686f846713cf3bf4f5341b7290N.exe was found to be: Known bad.
Malicious Activity Summary
Urelas family
Urelas
UPX packed file
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Deletes itself
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-02 07:06
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
2024-08-02 07:06
Reported
2024-08-02 07:08
Platform
win7-20240705-en
Max time kernel
118s
Max time network
120s
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\6ef5c7686f846713cf3bf4f5341b7290N.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\6ef5c7686f846713cf3bf4f5341b7290N.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\6ef5c7686f846713cf3bf4f5341b7290N.exe
"C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.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/2752-0-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2752-9-0x00000000025D0000-0x0000000002601000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | 52a8d37b2f16c12286da42527120cfac |
| SHA1 | 7eae68723bbaa15629517ef30af4756552b4266e |
| SHA256 | a497b25f6270e7c3ed67b03733f0a6cbde1b1bdde933830bce90d693d28108b5 |
| SHA512 | 1574dc20d585bf76899258865da7da16278bbddb402b6031035b294fa2cf49e23fa2992bd9d706165fa65dda5271d2af588ef7ff664b7c03856cc0be522fcd02 |
C:\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | 60cf922a163899216c71cb6671525210 |
| SHA1 | 65159c7c66fd7bdc96811961599de3848c802f23 |
| SHA256 | 12fc526921cefce00be572c045fa0a1377663f2b48b3fa262c6c3ef1d274f2c2 |
| SHA512 | 999a2c64def9a8e411d69b8b49063f35ed40f7f005bd27e80e12aa057b5e1be1e61c142634bd9849663963e128cc1a6ecd7a0a69904974bc42c63fedef205bca |
memory/2752-18-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/2900-21-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2900-23-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2900-30-0x0000000000400000-0x0000000000431000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-02 07:06
Reported
2024-08-02 07:08
Platform
win10v2004-20240730-en
Max time kernel
93s
Max time network
94s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3881032017-2947584075-2120384563-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.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\6ef5c7686f846713cf3bf4f5341b7290N.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 800 wrote to memory of 4448 | N/A | C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 800 wrote to memory of 4448 | N/A | C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 800 wrote to memory of 4448 | N/A | C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 800 wrote to memory of 3720 | N/A | C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 800 wrote to memory of 3720 | N/A | C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 800 wrote to memory of 3720 | N/A | C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.exe
"C:\Users\Admin\AppData\Local\Temp\6ef5c7686f846713cf3bf4f5341b7290N.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 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| KR | 112.175.88.209:11120 | tcp | |
| KR | 112.175.88.208:11150 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| KR | 112.175.88.209:11170 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| KR | 112.175.88.207:11150 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/800-0-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | e88b8cf957350d4b09314044792a2d93 |
| SHA1 | c0b29ffafc4e027ac899e6051648a70a8ba5162b |
| SHA256 | 3f939042a4036c9d1e74249a7d3fe87ff262156efe00dd7709feedfc61732627 |
| SHA512 | 6e521403721ac898f889e40cd02ed6e4d4d85f0b25a5436574f9d4c42adf5511ee8631b0f11f1c1bf31ef19f45b9263547e9277c2de0db8daa7be13d00185490 |
memory/4448-14-0x0000000000400000-0x0000000000431000-memory.dmp
memory/800-18-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | 52a8d37b2f16c12286da42527120cfac |
| SHA1 | 7eae68723bbaa15629517ef30af4756552b4266e |
| SHA256 | a497b25f6270e7c3ed67b03733f0a6cbde1b1bdde933830bce90d693d28108b5 |
| SHA512 | 1574dc20d585bf76899258865da7da16278bbddb402b6031035b294fa2cf49e23fa2992bd9d706165fa65dda5271d2af588ef7ff664b7c03856cc0be522fcd02 |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/4448-21-0x0000000000400000-0x0000000000431000-memory.dmp
memory/4448-23-0x0000000000400000-0x0000000000431000-memory.dmp
memory/4448-30-0x0000000000400000-0x0000000000431000-memory.dmp