Analysis Overview
SHA256
5bdf8c0bd4b6bfef666605a0f007affdaa0c25683b1181c08ea425a75ac0d652
Threat Level: Known bad
The file 9ec9f0b2fb31fc1676c54936e2cb49b0N.exe was found to be: Known bad.
Malicious Activity Summary
Urelas family
Urelas
Checks computer location settings
Deletes itself
Loads dropped DLL
Executes dropped EXE
UPX packed file
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-05 14:30
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: behavioral2
Detonation Overview
Submitted
2024-08-05 14:30
Reported
2024-08-05 14:32
Platform
win10v2004-20240802-en
Max time kernel
114s
Max time network
123s
Command Line
Signatures
Urelas
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.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:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.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
| Description | Indicator | Process | Target |
| PID 1900 wrote to memory of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 1900 wrote to memory of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 1900 wrote to memory of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe | C:\Users\Admin\AppData\Local\Temp\huter.exe |
| PID 1900 wrote to memory of 3104 | N/A | C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1900 wrote to memory of 3104 | N/A | C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1900 wrote to memory of 3104 | N/A | C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe
"C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.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" "
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1904,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4340 /prefetch:8
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 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 148.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| KR | 112.175.88.209:11120 | tcp | |
| KR | 112.175.88.208:11150 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.58.20.217.in-addr.arpa | udp |
| KR | 112.175.88.209:11170 | tcp | |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| KR | 112.175.88.207:11150 | tcp | |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
Files
memory/1900-0-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | 8d3e173d6ec027f2a31cd3a981c78491 |
| SHA1 | cf30189543d605603dc0bdc58738bc23e419be37 |
| SHA256 | aaddacdbad09bedd3ebea4480828f06711f53ddca133631fd8a2f2e2476bbb27 |
| SHA512 | c0b0d431ca35b22b04ba075f1223aaeba3a9c086d451c7e51abf358f6e3b858228769e78704bec16ac9b74ef69f1d29e3c11ab064b11b701b760fbcb218b8d64 |
memory/1900-17-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | 5eacf3fde6756c8d37df843d78173f3a |
| SHA1 | 09034f48ef63213f0fdd31d63a104604ffa2513e |
| SHA256 | 2a491280931f7b76047d2b1eace3e9cfa06254f4ed39fcb267705008bb85977a |
| SHA512 | 2b8d87198d6c988cea05d30318188a6eda5cec84f598f4840beb227245be67ab21e9a45b571328edec53804155a8d8eb316e45e73222e859c05655c7bf00862e |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/2052-20-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2052-22-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2052-28-0x0000000000400000-0x0000000000431000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-05 14:30
Reported
2024-08-05 14:32
Platform
win7-20240704-en
Max time kernel
90s
Max time network
94s
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\9ec9f0b2fb31fc1676c54936e2cb49b0N.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:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.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\9ec9f0b2fb31fc1676c54936e2cb49b0N.exe
"C:\Users\Admin\AppData\Local\Temp\9ec9f0b2fb31fc1676c54936e2cb49b0N.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/2528-0-0x0000000000400000-0x0000000000431000-memory.dmp
\Users\Admin\AppData\Local\Temp\huter.exe
| MD5 | 83a4ec50111ae77084527d12ece6655f |
| SHA1 | e2425d04fc617a9a9f9911887f2d9f8de0df1853 |
| SHA256 | 3b76d48ec9da58d15f652e340996ef66794a643957cdea4129e71c36f35db08a |
| SHA512 | c186f53b0a9b94c4f624eebb38f452ca3a3c9e434dd5d97fa530910ce81ed4426e419e325b2b9cb89172ea7be4e74847e7f89ecd4f31ecb94d5d01b2a25bd81e |
memory/2528-6-0x0000000002530000-0x0000000002561000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
| MD5 | 5eacf3fde6756c8d37df843d78173f3a |
| SHA1 | 09034f48ef63213f0fdd31d63a104604ffa2513e |
| SHA256 | 2a491280931f7b76047d2b1eace3e9cfa06254f4ed39fcb267705008bb85977a |
| SHA512 | 2b8d87198d6c988cea05d30318188a6eda5cec84f598f4840beb227245be67ab21e9a45b571328edec53804155a8d8eb316e45e73222e859c05655c7bf00862e |
memory/2528-17-0x0000000000400000-0x0000000000431000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | a01dba4c45102fc15292fd5591166536 |
| SHA1 | d96191c30e0f09439d8547f4ededbf6726ccd54b |
| SHA256 | cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904 |
| SHA512 | 277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32 |
memory/2072-20-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2072-22-0x0000000000400000-0x0000000000431000-memory.dmp
memory/2072-28-0x0000000000400000-0x0000000000431000-memory.dmp