Analysis Overview
SHA256
7f7f1775a3521da1a80589540a2b438e61c2265436fe9d56e615eda4902cfbfb
Threat Level: Shows suspicious behavior
The file 2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
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
2024-11-10 06:54
Signatures
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 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-10 06:54
Reported
2024-11-10 06:56
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\asih.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 |
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\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\asih.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3296 wrote to memory of 3596 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3296 wrote to memory of 3596 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3296 wrote to memory of 3596 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\asih.exe
"C:\Users\Admin\AppData\Local\Temp\asih.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.209.201.84.in-addr.arpa | udp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
Files
memory/3296-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/3296-1-0x00000000006B0000-0x00000000006B6000-memory.dmp
memory/3296-2-0x00000000006B0000-0x00000000006B6000-memory.dmp
memory/3296-3-0x00000000006D0000-0x00000000006D6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 89a6b47a1ea601c1ac57db4612b444d7 |
| SHA1 | e9a514d36b23098c54d9a724e3f628c26486f7f6 |
| SHA256 | 9770498a4c92cc33944035c0bfa78a5270e773d6a8452991d53f72d7c172c637 |
| SHA512 | 7c5e57d38d2fbcb20575433326d1b1e98395336d7ea3e2f9b0235e790e3aeb05c17f97f646b5fe05970cd9adc6d1aed9f48fcd7027e47c72691d81fc4448a53d |
memory/3596-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/3296-19-0x0000000000500000-0x0000000000510000-memory.dmp
memory/3596-20-0x00000000005C0000-0x00000000005C6000-memory.dmp
memory/3596-26-0x00000000005A0000-0x00000000005A6000-memory.dmp
memory/3596-27-0x0000000000500000-0x0000000000510000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 06:54
Reported
2024-11-10 06:56
Platform
win7-20240903-en
Max time kernel
148s
Max time network
148s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\asih.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.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 |
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\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\asih.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2756 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2756 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2756 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2756 wrote to memory of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-10_f18de9de8a1ca6181b6b460123d77dbb_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\asih.exe
"C:\Users\Admin\AppData\Local\Temp\asih.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 54.161.222.85:443 | emrlogistics.com | tcp |
| US | 34.205.242.146:443 | emrlogistics.com | tcp |
| US | 54.161.222.85:443 | emrlogistics.com | tcp |
| US | 34.205.242.146:443 | emrlogistics.com | tcp |
| US | 54.161.222.85:443 | emrlogistics.com | tcp |
| US | 34.205.242.146:443 | emrlogistics.com | tcp |
| US | 54.161.222.85:443 | emrlogistics.com | tcp |
| US | 34.205.242.146:443 | emrlogistics.com | tcp |
Files
memory/2756-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2756-2-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/2756-9-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/2756-1-0x00000000001D0000-0x00000000001D6000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 89a6b47a1ea601c1ac57db4612b444d7 |
| SHA1 | e9a514d36b23098c54d9a724e3f628c26486f7f6 |
| SHA256 | 9770498a4c92cc33944035c0bfa78a5270e773d6a8452991d53f72d7c172c637 |
| SHA512 | 7c5e57d38d2fbcb20575433326d1b1e98395336d7ea3e2f9b0235e790e3aeb05c17f97f646b5fe05970cd9adc6d1aed9f48fcd7027e47c72691d81fc4448a53d |
memory/2756-13-0x0000000002840000-0x0000000002850000-memory.dmp
memory/2756-16-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2836-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2836-26-0x0000000000330000-0x0000000000336000-memory.dmp
memory/2836-19-0x0000000000370000-0x0000000000376000-memory.dmp
memory/2836-27-0x0000000000500000-0x0000000000510000-memory.dmp