Analysis Overview
SHA256
ecab212b3b9b40dfaa41392a98a9805368e5830f3b5d193ffc6c43546a136963
Threat Level: Known bad
The file 2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Detection of Cryptolocker Samples
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Detection of CryptoLocker Variants
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 03:26
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 03:26
Reported
2024-06-13 03:29
Platform
win7-20240508-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_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2972 wrote to memory of 2432 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2972 wrote to memory of 2432 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2972 wrote to memory of 2432 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2972 wrote to memory of 2432 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_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/2972-0-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2972-8-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2972-1-0x0000000000300000-0x0000000000306000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 4c8acd3a600f4d7abaee7f790016af68 |
| SHA1 | 4a4bc4b258d169453156965df64f4929a7b10ba1 |
| SHA256 | 43aa0f6f5dd2e50d0f0f454c32812e61984ce8fad2b7c8026bc3a5fc9ca730f8 |
| SHA512 | ae34c39f7ea9850f2e26954ae205efcdb0c2dedc4728fd3b09afd2a4285d9b9934de251fb41cf3e499709011de41a93e7580881a4d535781f36f11d2534fbd4d |
memory/2432-15-0x0000000000290000-0x0000000000296000-memory.dmp
memory/2432-22-0x00000000001D0000-0x00000000001D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 03:26
Reported
2024-06-13 03:29
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_17a968a51c988fb9c9da95a05b4c71d2_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 3604 wrote to memory of 3596 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3604 wrote to memory of 3596 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3604 wrote to memory of 3596 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_17a968a51c988fb9c9da95a05b4c71d2_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/3604-0-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/3604-1-0x00000000004F0000-0x00000000004F6000-memory.dmp
memory/3604-8-0x00000000004D0000-0x00000000004D6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 4c8acd3a600f4d7abaee7f790016af68 |
| SHA1 | 4a4bc4b258d169453156965df64f4929a7b10ba1 |
| SHA256 | 43aa0f6f5dd2e50d0f0f454c32812e61984ce8fad2b7c8026bc3a5fc9ca730f8 |
| SHA512 | ae34c39f7ea9850f2e26954ae205efcdb0c2dedc4728fd3b09afd2a4285d9b9934de251fb41cf3e499709011de41a93e7580881a4d535781f36f11d2534fbd4d |