Analysis Overview
SHA256
cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c
Threat Level: Known bad
The file cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c was found to be: Known bad.
Malicious Activity Summary
Urelas
Loads dropped DLL
Deletes itself
Executes dropped EXE
Checks computer location settings
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-13 03:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-13 03:22
Reported
2024-10-13 03:25
Platform
win7-20240903-en
Max time kernel
149s
Max time network
121s
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\sokon.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\uztuv.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\sokon.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\uztuv.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\sokon.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\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe
"C:\Users\Admin\AppData\Local\Temp\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe"
C:\Users\Admin\AppData\Local\Temp\sokon.exe
"C:\Users\Admin\AppData\Local\Temp\sokon.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
C:\Users\Admin\AppData\Local\Temp\uztuv.exe
"C:\Users\Admin\AppData\Local\Temp\uztuv.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/1832-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1832-0-0x0000000000B60000-0x0000000000BE1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | 15820bc0f472e16c48367712bd45bc8a |
| SHA1 | 68b81be582dfe6da08dd2848db5309b4174e628f |
| SHA256 | bb610dce6841a5444a54aaecea848fe5a3df3d83191371a57a844a87acb02fb1 |
| SHA512 | 42643673844047646f4434a910876adf9b44b053ea6875e7df557bbbfcfe3d54900bc55ed37a7b42b3cfc7d0e1e5429fc4ddee766737f8c53417cc5a7b528bb8 |
memory/2128-18-0x00000000013E0000-0x0000000001461000-memory.dmp
\Users\Admin\AppData\Local\Temp\sokon.exe
| MD5 | 691b818c4f84d1606c12b7d1981bf8e8 |
| SHA1 | 20bbe474d50c3e4dd4a6fb42bb573df80e30553f |
| SHA256 | 4c5304d540a9302093c0a4b431cbfdb25213335b675acc74eae90f6afd4663ee |
| SHA512 | 9749e9ce48a932451e66107413ec6f10ed8bf526707ddbb3ab0d001aa743eb08da5675d4bbd45b0e495d626d435bdd9b2d97ffce75f0d087c00d47a3b937025c |
memory/1832-20-0x0000000000B60000-0x0000000000BE1000-memory.dmp
memory/2128-21-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1832-17-0x0000000002560000-0x00000000025E1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | e23c7f6e80cc792930b54c66703fc11a |
| SHA1 | 1ff4a940abb77b123ee64d4777b30fe2b251f21a |
| SHA256 | 87a9598c4de5b0c3e4f54b77adcd1c0c02bfcaf79ec41e1e7042bced8d268586 |
| SHA512 | c0a669c47a1acdc189e4714ca928a2782195555cf9a859ae1c36e9fa287bc17f4fa860e470a2fae9408554de51af554370a7e75007691446981dbc1b64389d37 |
memory/2128-24-0x00000000013E0000-0x0000000001461000-memory.dmp
\Users\Admin\AppData\Local\Temp\uztuv.exe
| MD5 | 642798e9ef56459c758feb464db56c58 |
| SHA1 | 473af29732118993fc5bc790eba345b1fd025589 |
| SHA256 | 6d4055ad2a4d674c4c0a9cbcc7e2064eb950118a07880d8e63b76718fed4c8b4 |
| SHA512 | 90af91ecda3a4b36c3b8cc4db9d3f22f5123a6a08a686746102cffdcdf9a84cad9ef5136431eb2d342bf0d109672a08450e512f661825d153f4fd48bf7ba1004 |
memory/2128-36-0x00000000032A0000-0x0000000003339000-memory.dmp
memory/2128-41-0x00000000013E0000-0x0000000001461000-memory.dmp
memory/2688-42-0x0000000000DB0000-0x0000000000E49000-memory.dmp
memory/2688-45-0x0000000000DB0000-0x0000000000E49000-memory.dmp
memory/2688-47-0x0000000000DB0000-0x0000000000E49000-memory.dmp
memory/2688-48-0x0000000000DB0000-0x0000000000E49000-memory.dmp
memory/2688-49-0x0000000000DB0000-0x0000000000E49000-memory.dmp
memory/2688-50-0x0000000000DB0000-0x0000000000E49000-memory.dmp
memory/2688-51-0x0000000000DB0000-0x0000000000E49000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-13 03:22
Reported
2024-10-13 03:25
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
95s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\giwir.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\giwir.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\xytey.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:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\xytey.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\giwir.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe
"C:\Users\Admin\AppData\Local\Temp\cdc72bfc25a430298f4da6a6d3f3327cf5fe76b809dbe07e17c649d63741733c.exe"
C:\Users\Admin\AppData\Local\Temp\giwir.exe
"C:\Users\Admin\AppData\Local\Temp\giwir.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\xytey.exe
"C:\Users\Admin\AppData\Local\Temp\xytey.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 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.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 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.209.201.84.in-addr.arpa | udp |
| KR | 218.54.31.166:11300 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| JP | 133.242.129.155:11300 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/4324-0-0x0000000000E10000-0x0000000000E91000-memory.dmp
memory/4324-1-0x0000000000770000-0x0000000000771000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\giwir.exe
| MD5 | ae3aca5dc376e3a0ff0926ebcc520145 |
| SHA1 | 0c49c85042f354381a30d3e0794aa208e99127fd |
| SHA256 | 8276f0360e681865308b465c10384f7442f5306f133719cc1fe7ac3e16a5d5b2 |
| SHA512 | 5843ed20b3c0d9e8f21841a6c3b6f73503d680d7969332f713a0a35a3ad4164528bec72a7191ce1e32c5b164626807b8ad96c526810304e5694dde53cc9bf0a5 |
memory/3800-12-0x0000000000920000-0x00000000009A1000-memory.dmp
memory/3800-13-0x0000000000FE0000-0x0000000000FE1000-memory.dmp
memory/4324-17-0x0000000000E10000-0x0000000000E91000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | 15820bc0f472e16c48367712bd45bc8a |
| SHA1 | 68b81be582dfe6da08dd2848db5309b4174e628f |
| SHA256 | bb610dce6841a5444a54aaecea848fe5a3df3d83191371a57a844a87acb02fb1 |
| SHA512 | 42643673844047646f4434a910876adf9b44b053ea6875e7df557bbbfcfe3d54900bc55ed37a7b42b3cfc7d0e1e5429fc4ddee766737f8c53417cc5a7b528bb8 |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 9f9cbb013f62d3bdfada64c6c6069abf |
| SHA1 | ce00e7b20340b01810f62da7ae2c96db2525d265 |
| SHA256 | 4f0265e981b7152d88fdfaa0a5b62e01a77eb5501533eafc2b3eacc5fe2af829 |
| SHA512 | 3c09f79336737d1c457ba58d8f39656514dc03768be86dc7efb7d64fd0270cd44282a557bf76dfb9ed1f33f67828f52780675e5c7c9ff4e09430c0392762f2d7 |
memory/3800-21-0x0000000000FE0000-0x0000000000FE1000-memory.dmp
memory/3800-20-0x0000000000920000-0x00000000009A1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\xytey.exe
| MD5 | 9923d09a08e3fada87618dd76a352a2e |
| SHA1 | 6703433be11ff3435f301bb08f91a20a17331ab1 |
| SHA256 | 767d9fd1417d647202d727a6a9769d6efc792e80d9feee41efed7032c8f973fc |
| SHA512 | b8e7e8ccc6f0172d02ca2e469eab87ddf27f9a000b8b24609dccaa3f5a3f0c377f90e493c68d53e6923acb3489e7271b30b333ab8b1b548b3cb27c84e43a6d7f |
memory/3800-44-0x0000000000920000-0x00000000009A1000-memory.dmp
memory/4788-40-0x0000000000CE0000-0x0000000000D79000-memory.dmp
memory/4788-39-0x0000000000CB0000-0x0000000000CB2000-memory.dmp
memory/4788-38-0x0000000000CE0000-0x0000000000D79000-memory.dmp
memory/4788-46-0x0000000000CB0000-0x0000000000CB2000-memory.dmp
memory/4788-47-0x0000000000CE0000-0x0000000000D79000-memory.dmp
memory/4788-48-0x0000000000CE0000-0x0000000000D79000-memory.dmp
memory/4788-49-0x0000000000CE0000-0x0000000000D79000-memory.dmp
memory/4788-50-0x0000000000CE0000-0x0000000000D79000-memory.dmp
memory/4788-51-0x0000000000CE0000-0x0000000000D79000-memory.dmp