Analysis Overview
SHA256
c6ed3d9abce97509ba3b0e61828235eb1a08f910be4cf5b5b3f940f54cc852ee
Threat Level: Shows suspicious behavior
The file 2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
UPX packed file
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-07 15:06
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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-07 15:06
Reported
2024-11-07 15:08
Platform
win7-20240729-en
Max time kernel
141s
Max time network
139s
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\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_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 |
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\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_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 2488 wrote to memory of 2452 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2488 wrote to memory of 2452 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2488 wrote to memory of 2452 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2488 wrote to memory of 2452 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_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 | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
Files
memory/2488-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/2488-1-0x0000000000440000-0x0000000000446000-memory.dmp
memory/2488-2-0x00000000004C0000-0x00000000004C6000-memory.dmp
memory/2488-9-0x0000000000440000-0x0000000000446000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 6d8f14fee5cc43ffc47288de4fbf2a24 |
| SHA1 | 41fc0e27342dc6bd9ab2211a9f29b1c85c3d0b9c |
| SHA256 | 72b36599910dab1687e4dd3325a1706b2a015741464a5b2ce00e5c84035337a9 |
| SHA512 | 1c0b0cd8d2aa055cdf7220beb76e3dbad435c72a10d9a1bae7d11f7e1277adc51300e4ea449d1147f52efa24467c2850d1e5ec66be0ce57cd668d2d37a68922e |
memory/2488-15-0x0000000000500000-0x000000000050F000-memory.dmp
memory/2452-24-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2452-17-0x0000000000310000-0x0000000000316000-memory.dmp
memory/2452-25-0x0000000000500000-0x000000000050F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-07 15:06
Reported
2024-11-07 15:08
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_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 |
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\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_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 2156 wrote to memory of 3940 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2156 wrote to memory of 3940 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2156 wrote to memory of 3940 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_eaad1808e183fb5f0163f828e2ff7e57_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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
Files
memory/2156-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/2156-1-0x00000000005A0000-0x00000000005A6000-memory.dmp
memory/2156-2-0x00000000005A0000-0x00000000005A6000-memory.dmp
memory/2156-3-0x00000000005C0000-0x00000000005C6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 6d8f14fee5cc43ffc47288de4fbf2a24 |
| SHA1 | 41fc0e27342dc6bd9ab2211a9f29b1c85c3d0b9c |
| SHA256 | 72b36599910dab1687e4dd3325a1706b2a015741464a5b2ce00e5c84035337a9 |
| SHA512 | 1c0b0cd8d2aa055cdf7220beb76e3dbad435c72a10d9a1bae7d11f7e1277adc51300e4ea449d1147f52efa24467c2850d1e5ec66be0ce57cd668d2d37a68922e |
memory/2156-18-0x0000000000500000-0x000000000050F000-memory.dmp
memory/3940-26-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/3940-20-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/3940-27-0x0000000000500000-0x000000000050F000-memory.dmp