Analysis Overview
SHA256
b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5
Threat Level: Known bad
The file b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N was found to be: Known bad.
Malicious Activity Summary
Urelas
Deletes itself
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-11 02:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-11 02:01
Reported
2024-10-11 02:04
Platform
win7-20240708-en
Max time kernel
149s
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\uffex.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cikiz.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\uffex.exe | 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\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\uffex.exe | N/A |
| 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\cikiz.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe
"C:\Users\Admin\AppData\Local\Temp\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe"
C:\Users\Admin\AppData\Local\Temp\uffex.exe
"C:\Users\Admin\AppData\Local\Temp\uffex.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
C:\Users\Admin\AppData\Local\Temp\cikiz.exe
"C:\Users\Admin\AppData\Local\Temp\cikiz.exe"
Network
| Country | Destination | Domain | Proto |
| KR | 218.54.31.226:11300 | tcp | |
| KR | 1.234.83.146:11170 | tcp | |
| KR | 218.54.31.166:11300 | tcp | |
| JP | 133.242.129.155:11300 | tcp |
Files
memory/2020-0-0x0000000000B80000-0x0000000000C01000-memory.dmp
memory/2020-1-0x0000000000020000-0x0000000000021000-memory.dmp
\Users\Admin\AppData\Local\Temp\uffex.exe
| MD5 | 14c9d4c229adae388732ad2a709cc80e |
| SHA1 | c68879c525a356170b07a522f86c9f93b1431bfe |
| SHA256 | 86be5c20e3b5c9fa6e6a6999475251df5e84d16d71dac2f59964ada2e56c820b |
| SHA512 | 8e5a7b7110565a23e8ca37e680ad96e1be4442097b9efe701e63f623c230d1ad5fb6b5bfbd124a4b32ad0cd912af6304a82b21650ed87873fb138d7c871e9f5f |
memory/1640-12-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1640-11-0x0000000000D10000-0x0000000000D91000-memory.dmp
memory/2020-9-0x0000000002370000-0x00000000023F1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | 2a6e7533db4132bcb791f1745bc0b759 |
| SHA1 | 45159d382dcaceef1adcc70acf1072f10efe97df |
| SHA256 | 9ce86cd21d0374c91c16321655b217c91d9f34571da69e9f1d6fbbaea9e4c2bd |
| SHA512 | ae8d6b8372f09a7f46a48179d0e1333247118b19f2e895fd18905e76c93cf84b478b034efc3466eaed064690bc5f53513b79ab02776a0b2e3ea4150a8312995d |
memory/2020-21-0x0000000000B80000-0x0000000000C01000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 0cec615f5f2a4e1b56957b6ad0436467 |
| SHA1 | bd99fcc6ac6d81056ebe92f8f4ad3ee9ba1f7837 |
| SHA256 | b317acd4883a2f9414c9c0bfb8ae801551d6f05a56d352d005b40e0045cc68ff |
| SHA512 | db3b34ba65bd6543cd1727807f303f961c1db33fcc40e55c4b2e3eabff2d223e49d676d6d0b7607cb3d8bec14ed003d59b546b5e20e4099eaf87548538deaf23 |
memory/1640-24-0x0000000000D10000-0x0000000000D91000-memory.dmp
\Users\Admin\AppData\Local\Temp\cikiz.exe
| MD5 | 5e8013bb403fc5244e490e94e6126c9f |
| SHA1 | a0eb2cb98d8ddae1bee48f9d6ae69687ce58fa08 |
| SHA256 | 6b880eacad9c511c3da5faeb3d0e4c1da4f392339108c4789905bb1b47064522 |
| SHA512 | 052cbb44c9e7b8fa40c69b16ee781c7c969b86dcce01c89e2fca28001383f65b1a0e5a5d49b133bc818562a42c7a9ed6a61e517d782a2e3356432abbca705b54 |
memory/1992-42-0x0000000000D10000-0x0000000000DA9000-memory.dmp
memory/1640-40-0x0000000003520000-0x00000000035B9000-memory.dmp
memory/1640-39-0x0000000000D10000-0x0000000000D91000-memory.dmp
memory/1992-43-0x0000000000D10000-0x0000000000DA9000-memory.dmp
memory/1992-47-0x0000000000D10000-0x0000000000DA9000-memory.dmp
memory/1992-48-0x0000000000D10000-0x0000000000DA9000-memory.dmp
memory/1992-49-0x0000000000D10000-0x0000000000DA9000-memory.dmp
memory/1992-50-0x0000000000D10000-0x0000000000DA9000-memory.dmp
memory/1992-51-0x0000000000D10000-0x0000000000DA9000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-11 02:01
Reported
2024-10-11 02:04
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
97s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\hiakt.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hiakt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\honow.exe | 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\honow.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\hiakt.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe
"C:\Users\Admin\AppData\Local\Temp\b54c05d5802bcb94ba9dab24b0935ae4002e7dc411d0421b5b965d7f80eb1fb5N.exe"
C:\Users\Admin\AppData\Local\Temp\hiakt.exe
"C:\Users\Admin\AppData\Local\Temp\hiakt.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
C:\Users\Admin\AppData\Local\Temp\honow.exe
"C:\Users\Admin\AppData\Local\Temp\honow.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| KR | 218.54.31.226:11300 | tcp | |
| KR | 1.234.83.146:11170 | tcp | |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 70.209.201.84.in-addr.arpa | udp |
| KR | 218.54.31.166:11300 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| JP | 133.242.129.155:11300 | tcp | |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/1664-0-0x00000000001B0000-0x0000000000231000-memory.dmp
memory/1664-1-0x0000000000740000-0x0000000000741000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\hiakt.exe
| MD5 | 903ad88a9b5c50bef6c5db2fd95469c3 |
| SHA1 | e8a4eac39aac6a6f4dbb972169999abe7fab1e5e |
| SHA256 | 75cd024d6f61468c31e9793ed74b9e4cfccade6a2b13d28d4e890a452e241ecc |
| SHA512 | 01edbf3be291ce3acd406cbb156ae500464ab84991c4a4e3a92c3b4f91a5a025db280eac41a62ba440e8bfc7bfb55782ded7b4681005d7ea65709046263929e7 |
memory/2652-14-0x0000000000F20000-0x0000000000F21000-memory.dmp
memory/2652-13-0x0000000000C40000-0x0000000000CC1000-memory.dmp
memory/1664-17-0x00000000001B0000-0x0000000000231000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | 2a6e7533db4132bcb791f1745bc0b759 |
| SHA1 | 45159d382dcaceef1adcc70acf1072f10efe97df |
| SHA256 | 9ce86cd21d0374c91c16321655b217c91d9f34571da69e9f1d6fbbaea9e4c2bd |
| SHA512 | ae8d6b8372f09a7f46a48179d0e1333247118b19f2e895fd18905e76c93cf84b478b034efc3466eaed064690bc5f53513b79ab02776a0b2e3ea4150a8312995d |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 8a8a1439776db6b6a30a17bb91d03ddf |
| SHA1 | db0080d06962efad1779b7d7588861f91bb588ad |
| SHA256 | 5d0ff7e66dc1022fe84565e6dff941c6fe948e02514cec40b0828f24c55f5784 |
| SHA512 | e8b40351e70d3917a6100d37aff9530eb47ce0b56d4948cbdfc6c7ed3d23d24267be35ce0a60dae7d5c786a2c109c937f9b6b20631771b3995f3ed46e858e54a |
memory/2652-20-0x0000000000C40000-0x0000000000CC1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\honow.exe
| MD5 | e24c5d4315e318f8587319bf77f7785e |
| SHA1 | 5fb32a05ba382db0fe6e68793158bda79882a9b5 |
| SHA256 | 53f454829bd2c2cceb51c231860160f1a9f61821f43268538fdd414c604eeeca |
| SHA512 | 58e5f485780e97bedbd212eb2085439ccc729c2d7d139e8051e9776642a9364f0655c74d6f59fd79ee127cf0684c3f477902c5f9bab4a979c4469e0b8733bc88 |
memory/1680-39-0x00000000008A0000-0x0000000000939000-memory.dmp
memory/2652-43-0x0000000000C40000-0x0000000000CC1000-memory.dmp
memory/1680-38-0x00000000003A0000-0x00000000003A2000-memory.dmp
memory/1680-37-0x00000000008A0000-0x0000000000939000-memory.dmp
memory/1680-46-0x00000000003A0000-0x00000000003A2000-memory.dmp
memory/1680-45-0x00000000008A0000-0x0000000000939000-memory.dmp
memory/1680-47-0x00000000008A0000-0x0000000000939000-memory.dmp
memory/1680-48-0x00000000008A0000-0x0000000000939000-memory.dmp
memory/1680-49-0x00000000008A0000-0x0000000000939000-memory.dmp
memory/1680-50-0x00000000008A0000-0x0000000000939000-memory.dmp