Analysis Overview
SHA256
d819fd7adc58b073c6ff0b2b43e0d7e9de83f13c280af8d87a2a2636e0e4afb6
Threat Level: Known bad
The file 2024-06-13_047ed4aecde414a9276158d9f53ae710_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
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 03:23
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 03:23
Reported
2024-06-13 03:25
Platform
win7-20240419-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 |
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_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2312 wrote to memory of 2164 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2312 wrote to memory of 2164 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2312 wrote to memory of 2164 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2312 wrote to memory of 2164 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_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/2312-0-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/2312-1-0x00000000003F0000-0x00000000003F6000-memory.dmp
memory/2312-8-0x00000000001C0000-0x00000000001C6000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 68ff1b6441c1a3e446a7463dcb041d1f |
| SHA1 | 84d68fc4c39f4a3abaf77e5ccba1be5941e606af |
| SHA256 | 774c70728501f1985e8464ee7d23c11a67ae21b7a2cd3f1cafe98ab3c9689a6f |
| SHA512 | e67b4b7ab0c1427fd3086329ac7a00577b5a0fdd73e99a8bc8cbdc38c5e9775991178b7b9a3fd41f11d8192dd1e1c2e7dd6a1776eea04b7cf8d2a7ce44b05713 |
memory/2164-22-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2164-15-0x0000000000310000-0x0000000000316000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 03:23
Reported
2024-06-13 03:25
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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_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 3592 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3592 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3592 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_047ed4aecde414a9276158d9f53ae710_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/3592-0-0x00000000006B0000-0x00000000006B6000-memory.dmp
memory/3592-1-0x0000000002100000-0x0000000002106000-memory.dmp
memory/3592-8-0x00000000006B0000-0x00000000006B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 68ff1b6441c1a3e446a7463dcb041d1f |
| SHA1 | 84d68fc4c39f4a3abaf77e5ccba1be5941e606af |
| SHA256 | 774c70728501f1985e8464ee7d23c11a67ae21b7a2cd3f1cafe98ab3c9689a6f |
| SHA512 | e67b4b7ab0c1427fd3086329ac7a00577b5a0fdd73e99a8bc8cbdc38c5e9775991178b7b9a3fd41f11d8192dd1e1c2e7dd6a1776eea04b7cf8d2a7ce44b05713 |
memory/2308-17-0x00000000006D0000-0x00000000006D6000-memory.dmp
memory/2308-23-0x0000000000660000-0x0000000000666000-memory.dmp