Analysis Overview
SHA256
48989c1b10a11c340a5d69e7bf20322a1f0d8db0906337df305edcb2d6d97683
Threat Level: Shows suspicious behavior
The file 2024-11-10_da3574371a2c930094a8ba45f4c097b3_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
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 06:47
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: behavioral1
Detonation Overview
Submitted
2024-11-10 06:47
Reported
2024-11-10 06:49
Platform
win7-20240903-en
Max time kernel
148s
Max time network
149s
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_da3574371a2c930094a8ba45f4c097b3_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_da3574371a2c930094a8ba45f4c097b3_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 2408 wrote to memory of 2064 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2408 wrote to memory of 2064 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2408 wrote to memory of 2064 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2408 wrote to memory of 2064 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_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/2408-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2408-2-0x0000000000480000-0x0000000000486000-memory.dmp
memory/2408-9-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2408-1-0x0000000000240000-0x0000000000246000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | e9e54d9094391e00d53ca6f2b5ab2f1e |
| SHA1 | daaddfe36bcd0318e68398e25a3cdbf848063a2e |
| SHA256 | 86daf5a86c079d12763fb712013b37657d914e949dd753aee0a2cb0eb092f3b4 |
| SHA512 | 3cb0756dcb9fedac436184cde26295fcbf3738b64c8f324dcef602eaaa9a19e96a706e559b2ccda437ab5e85c83f17671343b445204d8b4bf9921db5fb66e2ad |
memory/2064-16-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2408-14-0x0000000000670000-0x0000000000680000-memory.dmp
memory/2408-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2064-19-0x0000000000350000-0x0000000000356000-memory.dmp
memory/2064-26-0x0000000000500000-0x0000000000510000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-10 06:47
Reported
2024-11-10 06:50
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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_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\asih.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3020 wrote to memory of 412 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3020 wrote to memory of 412 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3020 wrote to memory of 412 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-10_da3574371a2c930094a8ba45f4c097b3_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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.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 |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| 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/3020-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/3020-1-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/3020-2-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/3020-3-0x00000000004F0000-0x00000000004F6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | e9e54d9094391e00d53ca6f2b5ab2f1e |
| SHA1 | daaddfe36bcd0318e68398e25a3cdbf848063a2e |
| SHA256 | 86daf5a86c079d12763fb712013b37657d914e949dd753aee0a2cb0eb092f3b4 |
| SHA512 | 3cb0756dcb9fedac436184cde26295fcbf3738b64c8f324dcef602eaaa9a19e96a706e559b2ccda437ab5e85c83f17671343b445204d8b4bf9921db5fb66e2ad |
memory/3020-18-0x0000000000500000-0x0000000000510000-memory.dmp
memory/412-25-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/412-19-0x0000000002090000-0x0000000002096000-memory.dmp
memory/412-26-0x0000000000500000-0x0000000000510000-memory.dmp