Analysis Overview
SHA256
c510bdfe6539ce84500dbaa2792c0e210b030812c497d3c843060b90db873b4d
Threat Level: Known bad
The file 2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 03:42
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: behavioral1
Detonation Overview
Submitted
2024-06-13 03:42
Reported
2024-06-13 03:44
Platform
win7-20240419-en
Max time kernel
147s
Max time network
149s
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\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2456 wrote to memory of 2852 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2456 wrote to memory of 2852 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2456 wrote to memory of 2852 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2456 wrote to memory of 2852 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_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 | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
Files
memory/2456-0-0x0000000000300000-0x0000000000306000-memory.dmp
memory/2456-1-0x00000000004B0000-0x00000000004B6000-memory.dmp
memory/2456-8-0x0000000000300000-0x0000000000306000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 1a9331699295d46685aaa2ca94baaf32 |
| SHA1 | 6b68e4af943a63e821c0481b8e6b5386b647295d |
| SHA256 | c72333164303c0435618a6d0798f0b258d804c9f07d59c9b9d6d2cae267412e8 |
| SHA512 | ed3952c8422aa8804c2359e250d8baa03abb07f1c5a05ae4994d233ad1c12422198f7b582fc33319175544fb95ab0462646867dc493476a35e2f9894416d6cc0 |
memory/2852-15-0x0000000000480000-0x0000000000486000-memory.dmp
memory/2852-22-0x0000000000240000-0x0000000000246000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 03:42
Reported
2024-06-13 03:44
Platform
win10v2004-20240508-en
Max time kernel
150s
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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_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 1856 wrote to memory of 2476 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1856 wrote to memory of 2476 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1856 wrote to memory of 2476 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_0478e45839a5620a4c3c5f7ee8be84e5_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 | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
Files
memory/1856-0-0x0000000001F10000-0x0000000001F16000-memory.dmp
memory/1856-1-0x0000000002000000-0x0000000002006000-memory.dmp
memory/1856-8-0x0000000001F10000-0x0000000001F16000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 1a9331699295d46685aaa2ca94baaf32 |
| SHA1 | 6b68e4af943a63e821c0481b8e6b5386b647295d |
| SHA256 | c72333164303c0435618a6d0798f0b258d804c9f07d59c9b9d6d2cae267412e8 |
| SHA512 | ed3952c8422aa8804c2359e250d8baa03abb07f1c5a05ae4994d233ad1c12422198f7b582fc33319175544fb95ab0462646867dc493476a35e2f9894416d6cc0 |
memory/2476-23-0x0000000001F50000-0x0000000001F56000-memory.dmp
memory/2476-17-0x0000000001F70000-0x0000000001F76000-memory.dmp