Analysis Overview
SHA256
868045b1eb3aa11dd01ad4e46d7b424782a717475b73abe046953cf583122270
Threat Level: Known bad
The file 2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Detection of Cryptolocker Samples
Detection of CryptoLocker Variants
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-02 05:22
Signatures
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detection of Cryptolocker Samples
| 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
2024-06-02 05:22
Reported
2024-06-02 05:25
Platform
win10v2004-20240426-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detection of Cryptolocker Samples
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_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 |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1436 wrote to memory of 1068 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1436 wrote to memory of 1068 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1436 wrote to memory of 1068 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_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 | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.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 | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | 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 |
Files
memory/1436-0-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/1436-1-0x00000000004F0000-0x00000000004F6000-memory.dmp
memory/1436-8-0x00000000004D0000-0x00000000004D6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | d477449fe60aaca20454fa3b9ee9cc95 |
| SHA1 | 3696fc2b42162cdac71cb43fe04c46f539ff5cc8 |
| SHA256 | a814e2acab4a8572dc9c0280f7f4cf3782028daf061bf025bb3f1151f41456e0 |
| SHA512 | 31b40c535467b11b4540df0bf8369adc947da3f61dfc8a205c88c19dddb80530baf3758ab06f59f8a164317097875e091e8a5074f8c6b3ae87ff8f981aaa8d45 |
memory/1068-17-0x0000000000750000-0x0000000000756000-memory.dmp
memory/1068-23-0x00000000006A0000-0x00000000006A6000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-02 05:22
Reported
2024-06-02 05:25
Platform
win7-20240508-en
Max time kernel
148s
Max time network
148s
Command Line
Signatures
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detection of Cryptolocker Samples
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1284 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1284 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1284 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1284 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-02_47cab6f2c0e4d1d29203172259c924e1_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 | 3.140.13.188:443 | 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 |
| 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 |
Files
memory/1284-0-0x0000000000230000-0x0000000000236000-memory.dmp
memory/1284-8-0x0000000000230000-0x0000000000236000-memory.dmp
memory/1284-1-0x00000000002B0000-0x00000000002B6000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | d477449fe60aaca20454fa3b9ee9cc95 |
| SHA1 | 3696fc2b42162cdac71cb43fe04c46f539ff5cc8 |
| SHA256 | a814e2acab4a8572dc9c0280f7f4cf3782028daf061bf025bb3f1151f41456e0 |
| SHA512 | 31b40c535467b11b4540df0bf8369adc947da3f61dfc8a205c88c19dddb80530baf3758ab06f59f8a164317097875e091e8a5074f8c6b3ae87ff8f981aaa8d45 |
memory/2340-22-0x0000000000380000-0x0000000000386000-memory.dmp
memory/2340-15-0x00000000004D0000-0x00000000004D6000-memory.dmp