Analysis Overview
SHA256
def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868
Threat Level: Known bad
The file def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N was found to be: Known bad.
Malicious Activity Summary
Urelas
Deletes itself
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
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
2024-10-12 09:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-12 09:37
Reported
2024-10-12 09:39
Platform
win7-20240903-en
Max time kernel
119s
Max time network
77s
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\tujoo.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ojhig.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tujoo.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\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\tujoo.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\ojhig.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe
"C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe"
C:\Users\Admin\AppData\Local\Temp\tujoo.exe
"C:\Users\Admin\AppData\Local\Temp\tujoo.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
C:\Users\Admin\AppData\Local\Temp\ojhig.exe
"C:\Users\Admin\AppData\Local\Temp\ojhig.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/2848-0-0x00000000013C0000-0x0000000001441000-memory.dmp
memory/2848-1-0x0000000000020000-0x0000000000021000-memory.dmp
\Users\Admin\AppData\Local\Temp\tujoo.exe
| MD5 | 2607cc361f66e34d48cf49578b3f33f8 |
| SHA1 | de388472d33ea840341443e837e0de37c73eaa3c |
| SHA256 | c29bc38061e2859d833ab213054468b1b316c06ca22ecbb63902989bdfbc9f29 |
| SHA512 | 45c2b76a301258b12b607d0112bae460f2d4a846cd657343b68ae9cbb6479a7391059cc62fac713d90d568696a597943a673c34ae63e5c608d3a1e1838bd51f6 |
memory/2848-8-0x0000000001030000-0x00000000010B1000-memory.dmp
memory/2356-11-0x0000000000020000-0x0000000000021000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | af07bbbf99824bb85d4b9b850a1aa6a4 |
| SHA1 | b8ec12968efb0a2df10777d10ed34e1d28789bbe |
| SHA256 | e56caf3c576e3fa94afb3be10f6fc9ee44bc135e1ca1889bb1605da68e5aaf56 |
| SHA512 | 0d593fc865d89460b465d24d02ecf54772bb1503bc27b53f76cc40d805c10c44f61ff8e7d0000ec4ffdd52be3fd8f3c52d4177bb08f10792751269d6601153b9 |
memory/2848-20-0x00000000013C0000-0x0000000001441000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 266ccf4698558df683501cfcf58c1238 |
| SHA1 | a5477c9ef8f480c6532b2e8778207c098ecb363b |
| SHA256 | 5b289f9df4f99e29c2bd0a5dfb6db859c7d0f2be1dfaef2c268addbd40c84a3c |
| SHA512 | 216010137a6ebde462bd06beb35018a25930f1c2a9f85593515d6edecb2688760d31a8ebe6b60eb9b56bedd104bd835029010a2e564a716a40c77e606dcf2c3b |
memory/2356-23-0x0000000000E50000-0x0000000000ED1000-memory.dmp
memory/2356-24-0x0000000000020000-0x0000000000021000-memory.dmp
\Users\Admin\AppData\Local\Temp\ojhig.exe
| MD5 | 2fc58de5820c71ed97df786fbf7905a2 |
| SHA1 | 9829ab82542be273ec089f3c8cc46e32a7ffbeaa |
| SHA256 | c2e51b307ee947842e0ff121acb2f0845932838931b9a9b3998972bc1f71f47f |
| SHA512 | f9a2bdf8d644217bcf0884272a6a1c5fdbe9adfa64a9d34ae05dcc86b4644a1fa5a941f3865b9370eb529930dd99b323af2152902161551214fd388da17bebfe |
memory/2300-44-0x0000000000CC0000-0x0000000000D59000-memory.dmp
memory/2300-41-0x0000000000CC0000-0x0000000000D59000-memory.dmp
memory/2356-39-0x0000000000E50000-0x0000000000ED1000-memory.dmp
memory/2300-46-0x0000000000CC0000-0x0000000000D59000-memory.dmp
memory/2300-47-0x0000000000CC0000-0x0000000000D59000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-12 09:37
Reported
2024-10-12 09:39
Platform
win10v2004-20241007-en
Max time kernel
120s
Max time network
97s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\dusep.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dusep.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\depod.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\depod.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\dusep.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\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe
"C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe"
C:\Users\Admin\AppData\Local\Temp\dusep.exe
"C:\Users\Admin\AppData\Local\Temp\dusep.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\depod.exe
"C:\Users\Admin\AppData\Local\Temp\depod.exe"
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 | 75.159.190.20.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 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| KR | 218.54.31.166:11300 | tcp | |
| JP | 133.242.129.155:11300 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/2176-0-0x0000000000070000-0x00000000000F1000-memory.dmp
memory/2176-1-0x0000000000B90000-0x0000000000B91000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\dusep.exe
| MD5 | 5dcd9c59ad22714476686080c1607501 |
| SHA1 | bb12f95b994f556e9a71442b771d54de7a5cb710 |
| SHA256 | bfa97982a22da4fc45729fa83af5f60a2b1f046ae1aaba19d9085e6c8c99162e |
| SHA512 | cddb02b2893a60c1114c00a044859742a05708d32accbee47954f5475d52f20b17c5167e9397fff74d31727ad70cd61d0dd5c7a3f65056ad70a60923bbd150a3 |
memory/2384-13-0x0000000000D70000-0x0000000000D71000-memory.dmp
memory/2384-11-0x0000000000CD0000-0x0000000000D51000-memory.dmp
memory/2176-17-0x0000000000070000-0x00000000000F1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | af07bbbf99824bb85d4b9b850a1aa6a4 |
| SHA1 | b8ec12968efb0a2df10777d10ed34e1d28789bbe |
| SHA256 | e56caf3c576e3fa94afb3be10f6fc9ee44bc135e1ca1889bb1605da68e5aaf56 |
| SHA512 | 0d593fc865d89460b465d24d02ecf54772bb1503bc27b53f76cc40d805c10c44f61ff8e7d0000ec4ffdd52be3fd8f3c52d4177bb08f10792751269d6601153b9 |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 7a76b9e02f5774698efefad8bd20d409 |
| SHA1 | e4be6abddf9e497ce26848d1929de108b99d8ea9 |
| SHA256 | 7395ee3e79227f243c7c095698df753ed8eb6bc61ce16406e32888f8e1881ad1 |
| SHA512 | dcbe2ec545b94034727a6204f4a705de0c414404ce6a2acdaab50ff48cd670b8dfaf6a0cc08bfdb5856c03ae5f6aec716d4a97c4f61852ed11d9f410ee2ba007 |
memory/2384-20-0x0000000000CD0000-0x0000000000D51000-memory.dmp
memory/2384-21-0x0000000000D70000-0x0000000000D71000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\depod.exe
| MD5 | f9d4892d30d0d9467234db066b482969 |
| SHA1 | 4b6c9d6ab4768ec184c5c7bcf98bf4d69fcc6193 |
| SHA256 | 233492ff283cb4120384a695540b60b80b340a963d2cb14de804ef2dd93b3bd6 |
| SHA512 | 020458e46ecbcc313e3861553a0b031e6d4308e2aadc113e46935372566c8901b1dea6a5632e8a4336f06d42617f700eeb268be4781a461671fccab6aeeea78e |
memory/5084-38-0x0000000000FD0000-0x0000000001069000-memory.dmp
memory/5084-39-0x0000000000360000-0x0000000000362000-memory.dmp
memory/2384-41-0x0000000000CD0000-0x0000000000D51000-memory.dmp
memory/5084-42-0x0000000000FD0000-0x0000000001069000-memory.dmp
memory/5084-47-0x0000000000360000-0x0000000000362000-memory.dmp
memory/5084-46-0x0000000000FD0000-0x0000000001069000-memory.dmp
memory/5084-48-0x0000000000FD0000-0x0000000001069000-memory.dmp