Analysis Overview
SHA256
5d98071135227b0f1cee8e1ffafbbc70148ec2ce67b97ea08000f3b9b0289b7a
Threat Level: Shows suspicious behavior
The file 2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_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
2024-11-09 18:39
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
2024-11-09 18:39
Reported
2024-11-09 18:41
Platform
win7-20241010-en
Max time kernel
141s
Max time network
146s
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\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_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\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_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 2344 wrote to memory of 2040 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2344 wrote to memory of 2040 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2344 wrote to memory of 2040 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2344 wrote to memory of 2040 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_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 | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
Files
memory/2344-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2344-1-0x0000000000340000-0x0000000000346000-memory.dmp
memory/2344-9-0x0000000000340000-0x0000000000346000-memory.dmp
memory/2344-2-0x0000000000370000-0x0000000000376000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 7791cb0245dd7033123f4b9257171957 |
| SHA1 | 69b083e578638afcfb41a8368cba464dcbf3f870 |
| SHA256 | 096dadec574232f58a2814ca019ebe34599fde3801601aab44eade4c26c30c34 |
| SHA512 | b5a87bc9db4679603a60b2e691f64f2f0250a8ee175c0ee28745b48d29c396f1b3c91422731b2f04e48a472eb44af9f6ca8d0d3cbba5f3f65c316082e82658c3 |
memory/2344-15-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2040-18-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2040-19-0x0000000000270000-0x0000000000276000-memory.dmp
memory/2040-26-0x0000000000500000-0x0000000000510000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 18:39
Reported
2024-11-09 18:41
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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_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\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_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 956 wrote to memory of 2964 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 956 wrote to memory of 2964 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 956 wrote to memory of 2964 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-09_856b40d3570b6e5c732eeb5e85e70f0a_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 | 13.86.106.20.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 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.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 | 106.209.201.84.in-addr.arpa | udp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.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 |
Files
memory/956-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/956-1-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/956-2-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/956-3-0x00000000004F0000-0x00000000004F6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 7791cb0245dd7033123f4b9257171957 |
| SHA1 | 69b083e578638afcfb41a8368cba464dcbf3f870 |
| SHA256 | 096dadec574232f58a2814ca019ebe34599fde3801601aab44eade4c26c30c34 |
| SHA512 | b5a87bc9db4679603a60b2e691f64f2f0250a8ee175c0ee28745b48d29c396f1b3c91422731b2f04e48a472eb44af9f6ca8d0d3cbba5f3f65c316082e82658c3 |
memory/956-18-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2964-26-0x0000000000500000-0x0000000000510000-memory.dmp