Analysis Overview
SHA256
406165c387b84a954694e994f2526d4303a6b616aca410dd6677509aad604a83
Threat Level: Shows suspicious behavior
The file 2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
UPX packed file
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-07 15:08
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
2024-11-07 15:08
Reported
2024-11-07 15:10
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_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_f15cf2306760758167e2eed8c6116665_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 4924 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 4924 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 4924 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_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 | 18.119.154.66:443 | 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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.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 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.209.201.84.in-addr.arpa | udp |
| 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 | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.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 |
| SE | 192.229.221.95:80 | tcp |
Files
memory/4924-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/4924-1-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/4924-2-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/4924-3-0x00000000004F0000-0x00000000004F6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 625473ac45dc8c9b4889bf268029b2cf |
| SHA1 | 0a8259ff8ddad78f54e2facad10631c138e5db6b |
| SHA256 | 2c1686aecb9739d7f123de276cbe3dcf7f3b398fb845df3e4a4605be8ef3b6d5 |
| SHA512 | cd8cf418572a4113857585ed6b0d9996e94339e4a6af2646de582ccee06357cc0c40c83279c5a2f1d69755f788d40078e00daeec992b06609aaad656341fbf3e |
memory/4924-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2656-19-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/2656-25-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/2656-26-0x0000000000500000-0x0000000000510000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-07 15:08
Reported
2024-11-07 15:10
Platform
win7-20241010-en
Max time kernel
148s
Max time network
152s
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_f15cf2306760758167e2eed8c6116665_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 |
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\asih.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2256 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2256 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2256 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2256 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_f15cf2306760758167e2eed8c6116665_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 | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| 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 |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
Files
memory/2256-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2256-9-0x0000000000420000-0x0000000000426000-memory.dmp
memory/2256-2-0x0000000000450000-0x0000000000456000-memory.dmp
memory/2256-1-0x0000000000420000-0x0000000000426000-memory.dmp
memory/2256-15-0x0000000001EB0000-0x0000000001EC0000-memory.dmp
memory/2256-16-0x0000000000500000-0x0000000000510000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 625473ac45dc8c9b4889bf268029b2cf |
| SHA1 | 0a8259ff8ddad78f54e2facad10631c138e5db6b |
| SHA256 | 2c1686aecb9739d7f123de276cbe3dcf7f3b398fb845df3e4a4605be8ef3b6d5 |
| SHA512 | cd8cf418572a4113857585ed6b0d9996e94339e4a6af2646de582ccee06357cc0c40c83279c5a2f1d69755f788d40078e00daeec992b06609aaad656341fbf3e |
memory/2472-18-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/2472-19-0x00000000003E0000-0x00000000003E6000-memory.dmp
memory/2472-26-0x0000000000500000-0x0000000000510000-memory.dmp