Analysis Overview
SHA256
2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3
Threat Level: Known bad
The file 2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N was found to be: Known bad.
Malicious Activity Summary
Urelas family
Urelas
Executes dropped EXE
Checks computer location settings
Deletes itself
Loads dropped DLL
UPX packed file
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-08 18:01
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
2024-10-08 18:01
Reported
2024-10-08 18:04
Platform
win7-20240708-en
Max time kernel
119s
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\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.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\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.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\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.exe
"C:\Users\Admin\AppData\Local\Temp\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.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/1476-0-0x0000000000400000-0x0000000000431000-memory.dmp
\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | 47cd2dfdeb21e355ef8fb3d930df63e1 |
| SHA1 | bfb71c1da4721043e80aa52c86bad8314dbd0fb9 |
| SHA256 | 8f1a15d0815bf0bf5164e440f3edfa9625b9b087cdc89a7b508c90df571602c6 |
| SHA512 | 3736946b0d54ae4006fc4c6ab47edc5f503f15e8adc57c3ac637b4cf7c966cf3627b5db284d259af2722828ae94c1ac9621991ae74a47c5916d49ef624449ea9 |
memory/1476-7-0x0000000002450000-0x0000000002481000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | 28e0ced05aaa9ba401db8ed0c633027a |
| SHA1 | 2ec234104085a09a0f6cad267cda02a665410d2b |
| SHA256 | 2fc75ca63ab301411650ae6a7735d74e90ffc02c2e5f5391fec52284739abf49 |
| SHA512 | dfc0e0c6ec8d846e11b193eb345b32e9b44544ab2669203681f11ba2fd7b6b68d14035e493064768c3e47c7833303d66ac054fd0c63926bf7eb541c48caf3866 |
memory/2364-10-0x0000000000400000-0x0000000000431000-memory.dmp
memory/1476-19-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/2364-22-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2364-24-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2364-31-0x0000000000400000-0x0000000000431000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-08 18:01
Reported
2024-10-08 18:04
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
95s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.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 |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\huter.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.exe
"C:\Users\Admin\AppData\Local\Temp\2bd41b334719143294e91c77d1bcdfaebebcac9264e9b2ba9e6df1b9d306d7e3N.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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| KR | 112.175.88.209:11120 | tcp | |
| KR | 112.175.88.208:11150 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| KR | 112.175.88.209:11170 | tcp | |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| KR | 112.175.88.207:11150 | tcp | |
| US | 8.8.8.8:53 | 98.209.201.84.in-addr.arpa | udp |
Files
memory/1456-0-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | f05d07a261add86a73400f420b20cd1a |
| SHA1 | c287f5ad8e7bc2c8f4f5386823fb358383afb23b |
| SHA256 | 3a1743388c9bb637fe4644a5325fd7aaea21a345342b8932b231fc99182d68eb |
| SHA512 | 7ed61d8d06c3f8c55e297e3c871a79008631c32f0447d71441306ec75438a512fd4fb73eeb2d1877351276cf25f48e29303adf7127cf5732ae6ee747824b7b8e |
memory/1456-16-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | 28e0ced05aaa9ba401db8ed0c633027a |
| SHA1 | 2ec234104085a09a0f6cad267cda02a665410d2b |
| SHA256 | 2fc75ca63ab301411650ae6a7735d74e90ffc02c2e5f5391fec52284739abf49 |
| SHA512 | dfc0e0c6ec8d846e11b193eb345b32e9b44544ab2669203681f11ba2fd7b6b68d14035e493064768c3e47c7833303d66ac054fd0c63926bf7eb541c48caf3866 |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/3612-19-0x0000000000400000-0x0000000000431000-memory.dmp
memory/3612-21-0x0000000000400000-0x0000000000431000-memory.dmp
memory/3612-28-0x0000000000400000-0x0000000000431000-memory.dmp