Analysis Overview
SHA256
2de6e94a3b2397740b5024c2cb8f5582592b824cca5a8e63ef7d6644a85b725d
Threat Level: Known bad
The file 2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Kinsing
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-25 17:40
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
2024-01-25 17:40
Reported
2024-01-25 17:42
Platform
win7-20231215-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\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1720 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1720 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1720 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1720 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_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 | 3.130.253.23:443 | 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 |
| 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/1720-0-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/1720-1-0x00000000003F0000-0x00000000003F6000-memory.dmp
memory/1720-8-0x00000000001C0000-0x00000000001C6000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 00d0896f61905c313b56bb573a4dc8db |
| SHA1 | d43ca8df3a98f2a1842e6d2e4f9222c172d650fc |
| SHA256 | 4fd2ae8afb3069f8e5ed35319f444c359d55f2f69028e44be4b965b1603955f1 |
| SHA512 | 7a5a2f1939adce6fe011f1be69953ae7e3cbbe89300e2712a992c68672c5ce6eaa71201dcd238c11f19c81e9410232766101c89c71acf2a1d902b03cb0203366 |
memory/2160-15-0x0000000000310000-0x0000000000316000-memory.dmp
memory/2160-17-0x0000000000240000-0x0000000000246000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-25 17:40
Reported
2024-01-25 17:42
Platform
win10v2004-20231222-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
Kinsing
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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_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 3800 wrote to memory of 468 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3800 wrote to memory of 468 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3800 wrote to memory of 468 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_e7ce3e59b8de1c6a2ef795c932db91b2_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 | 34.205.242.146:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 138.91.171.81:80 | tcp | |
| US | 54.161.222.85:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.160.77.104.in-addr.arpa | udp |
| US | 34.205.242.146:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 54.161.222.85:443 | emrlogistics.com | tcp |
| US | 34.205.242.146:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | 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 |
Files
memory/3800-0-0x0000000002210000-0x0000000002216000-memory.dmp
memory/3800-1-0x0000000002210000-0x0000000002216000-memory.dmp
memory/3800-2-0x0000000002230000-0x0000000002236000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 00d0896f61905c313b56bb573a4dc8db |
| SHA1 | d43ca8df3a98f2a1842e6d2e4f9222c172d650fc |
| SHA256 | 4fd2ae8afb3069f8e5ed35319f444c359d55f2f69028e44be4b965b1603955f1 |
| SHA512 | 7a5a2f1939adce6fe011f1be69953ae7e3cbbe89300e2712a992c68672c5ce6eaa71201dcd238c11f19c81e9410232766101c89c71acf2a1d902b03cb0203366 |
memory/468-19-0x0000000000530000-0x0000000000536000-memory.dmp
memory/468-17-0x0000000001F30000-0x0000000001F36000-memory.dmp