Analysis Overview
SHA256
2d2c59b1464eab7c2b5e3489d081374da699a53a65b9c8f67255edcb429d15a6
Threat Level: Known bad
The file e25ae91fc2e54cf9d368032513d78270N.exe was found to be: Known bad.
Malicious Activity Summary
Urelas
Urelas family
Deletes itself
Executes dropped EXE
Loads dropped DLL
UPX packed file
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-04 05:02
Signatures
Urelas family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-04 05:02
Reported
2024-08-04 05:04
Platform
win7-20240708-en
Max time kernel
119s
Max time network
89s
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\awcyj.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\muwem.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e25ae91fc2e54cf9d368032513d78270N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\awcyj.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 |
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\awcyj.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\muwem.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\e25ae91fc2e54cf9d368032513d78270N.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e25ae91fc2e54cf9d368032513d78270N.exe
"C:\Users\Admin\AppData\Local\Temp\e25ae91fc2e54cf9d368032513d78270N.exe"
C:\Users\Admin\AppData\Local\Temp\awcyj.exe
"C:\Users\Admin\AppData\Local\Temp\awcyj.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\_sannuy.bat" "
C:\Users\Admin\AppData\Local\Temp\muwem.exe
"C:\Users\Admin\AppData\Local\Temp\muwem.exe"
Network
| Country | Destination | Domain | Proto |
| KR | 218.54.31.226:11120 | tcp | |
| KR | 1.234.83.146:11170 | tcp | |
| KR | 218.54.30.235:11120 | tcp | |
| JP | 133.242.129.155:11120 | tcp |
Files
memory/2308-0-0x0000000000400000-0x000000000047D000-memory.dmp
\Users\Admin\AppData\Local\Temp\awcyj.exe
| MD5 | 723be1a23cd2b55615b77ddeceabebcd |
| SHA1 | 21606386c5ddfc178bbb1ed643c6f96d5fdd0e4b |
| SHA256 | 1dbdfdcabe27f27713c5e2623fa3b81b408d520183de37376edc9648a0959686 |
| SHA512 | bbbddcf16f22c3318305d43889800c57b2628d7935dde565434677a0480a817038bb97120a445c68c2ee37ad9a0a2205e61376ad819f545d53399b3484c69db0 |
memory/1808-9-0x0000000000400000-0x000000000047D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_sannuy.bat
| MD5 | d0c8b031ab29878968735e5d385dfdb6 |
| SHA1 | 2d6559a5dfde462986cc953b91765a842cbf93d9 |
| SHA256 | d0a2a03162a1068fbab3733cdbfc06a1e02701a8ad227c6b34fe251b63efad49 |
| SHA512 | f12ebc124cfecdd5cf8378500ce589d630d13c6866ad51d75f7955f5c4c5563aa23e30a00752965b86175764aa3f60c98e08e36f472fca48d7a1e65d4e2e4cd6 |
memory/2308-17-0x0000000000400000-0x000000000047D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 6bf21a0294e5ba5ee09b5b5821511ef3 |
| SHA1 | 4504d3d356345620d227adba33de45230a12c5ec |
| SHA256 | 3414167ea81224cbb6509828ba43ffb287e44b66bb055a772a641befcc11c9c8 |
| SHA512 | 9768571c00025baaf9d0c59e9fb3b4d3ae0a89c1de4bdb5c79e25f2b0e653f65a7ed21998345add5a4c55a7907c0e39879d58852bda374870570420673838c6a |
\Users\Admin\AppData\Local\Temp\muwem.exe
| MD5 | ef9c5f28c79ab6f8def9579686e8f5a3 |
| SHA1 | 782e0e58e501855f3740d71b16340f78412ed488 |
| SHA256 | 44e24fbcaab15dba089fc8ddb720982a93a73e4125ad601b574a3cc97a76ce5d |
| SHA512 | 1391bebb6ddb00817d2e399c0afb5473c2a887f4cb44879cbbea1c7bad1b5a5cbfb3be53f534a37a8c866ff3081cc442b42aac48a010abed75671bf77224d85f |
memory/1808-27-0x0000000000400000-0x000000000047D000-memory.dmp
memory/1808-25-0x0000000003B50000-0x0000000003BEF000-memory.dmp
memory/1724-28-0x0000000000400000-0x000000000049F000-memory.dmp
memory/1724-30-0x0000000000400000-0x000000000049F000-memory.dmp
memory/1724-31-0x0000000000400000-0x000000000049F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-04 05:02
Reported
2024-08-04 05:04
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
101s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\wuziv.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e25ae91fc2e54cf9d368032513d78270N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wuziv.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\uwecl.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 |
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\e25ae91fc2e54cf9d368032513d78270N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\wuziv.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\uwecl.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e25ae91fc2e54cf9d368032513d78270N.exe
"C:\Users\Admin\AppData\Local\Temp\e25ae91fc2e54cf9d368032513d78270N.exe"
C:\Users\Admin\AppData\Local\Temp\wuziv.exe
"C:\Users\Admin\AppData\Local\Temp\wuziv.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuy.bat" "
C:\Users\Admin\AppData\Local\Temp\uwecl.exe
"C:\Users\Admin\AppData\Local\Temp\uwecl.exe"
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 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| KR | 218.54.31.226:11120 | tcp | |
| KR | 1.234.83.146:11170 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| KR | 218.54.30.235:11120 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| JP | 133.242.129.155:11120 | tcp | |
| IE | 52.111.236.23:443 | tcp | |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/736-0-0x0000000000400000-0x000000000047D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\wuziv.exe
| MD5 | ac0550c8b518660b4ee2a62b8e87b64e |
| SHA1 | 6dca96d4968880d143d8eaa578dcddbd818efa0b |
| SHA256 | fc0668cbd7f54774965467fd2b8121bbccf87239d3fc20798190e728395f594b |
| SHA512 | 3a9716469e48152908b65e64a7a0eab126f0abd07a365be93825b923700d7b602b51fb2b4c665fa651fd1f53b01ede656d661f5c59b1e917f9829deed6adbdcb |
memory/2428-12-0x0000000000400000-0x000000000047D000-memory.dmp
memory/736-14-0x0000000000400000-0x000000000047D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_sannuy.bat
| MD5 | d0c8b031ab29878968735e5d385dfdb6 |
| SHA1 | 2d6559a5dfde462986cc953b91765a842cbf93d9 |
| SHA256 | d0a2a03162a1068fbab3733cdbfc06a1e02701a8ad227c6b34fe251b63efad49 |
| SHA512 | f12ebc124cfecdd5cf8378500ce589d630d13c6866ad51d75f7955f5c4c5563aa23e30a00752965b86175764aa3f60c98e08e36f472fca48d7a1e65d4e2e4cd6 |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 29616367925b9d56a2bd767b051ad830 |
| SHA1 | 16996f06a3dc4abacf878ea3d4393f28f2a3ada8 |
| SHA256 | 696cac0c16dafa77da28219618f8bcce8acdf8b2ca6f570761929278ce1b5ee2 |
| SHA512 | 98adb61cbe142face9f1145dc502a8fd3504db3cef3707428814fa8b97dc23529289ad935eb9a1ec20b3ac7219bf6ad2bd549cb9f611599c81f03ab785658d81 |
C:\Users\Admin\AppData\Local\Temp\uwecl.exe
| MD5 | 1161451d1036b77fd19356aa89171794 |
| SHA1 | e94f55b91a62e36965a59104cdb7aae98f6de9c6 |
| SHA256 | d6663bad43410b241c23547bdebe30acda30b7b173f511a837f8e713623e326f |
| SHA512 | 692b8185ae25a0137255b10c18bb1d2179b56405f9a90570944a7ea0219aab1f59890f087a9f76d1d6ba90b9919802951b5c5735064a14ffc64b00c5efb760cf |
memory/4364-25-0x0000000000400000-0x000000000049F000-memory.dmp
memory/2428-26-0x0000000000400000-0x000000000047D000-memory.dmp
memory/4364-28-0x0000000000400000-0x000000000049F000-memory.dmp
memory/4364-29-0x0000000000400000-0x000000000049F000-memory.dmp