Analysis Overview
SHA256
12df399f7a8f9ab896b3709b4be09ef02c5c0d56795fb17afd785ebd3508b19b
Threat Level: Known bad
The file 2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Detection of CryptoLocker Variants
Detection of CryptoLocker Variants
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 03:35
Signatures
Detection of CryptoLocker Variants
| 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 03:35
Reported
2024-06-13 03:37
Platform
win7-20240221-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Detection of CryptoLocker Variants
| 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\lossy.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1928 wrote to memory of 2732 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 1928 wrote to memory of 2732 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 1928 wrote to memory of 2732 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 1928 wrote to memory of 2732 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\lossy.exe
"C:\Users\Admin\AppData\Local\Temp\lossy.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2ndry.com | udp |
Files
memory/1928-0-0x0000000000240000-0x0000000000246000-memory.dmp
memory/1928-1-0x0000000000280000-0x0000000000286000-memory.dmp
memory/1928-8-0x0000000000240000-0x0000000000246000-memory.dmp
\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | b9462cb217270c0b98b9669873b143ae |
| SHA1 | 666b3992d014a60076092b912a044d7fdc08a6bc |
| SHA256 | f6285d70c053d550d55f471cbe6ea3915adc4707da380ad3bc7c4e22a863217e |
| SHA512 | 170ca7e7b9ed867b481cdcffdbdc06f50898dd1f17b344411c33d845c0a6e5fcf0f68108de3eb0c96a23f445c039b53e051521c0bc4212d5a0c06c764eb1fe36 |
memory/2732-15-0x00000000020A0000-0x00000000020A6000-memory.dmp
memory/2732-22-0x0000000000250000-0x0000000000256000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 03:35
Reported
2024-06-13 03:37
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
146s
Command Line
Signatures
Detection of CryptoLocker Variants
| 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-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\lossy.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3412 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 3412 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 3412 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_6c196933e7a0d5a93fa6ab24c5ee2d2b_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\lossy.exe
"C:\Users\Admin\AppData\Local\Temp\lossy.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
Files
memory/3412-0-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/3412-1-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/3412-8-0x00000000006A0000-0x00000000006A6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | b9462cb217270c0b98b9669873b143ae |
| SHA1 | 666b3992d014a60076092b912a044d7fdc08a6bc |
| SHA256 | f6285d70c053d550d55f471cbe6ea3915adc4707da380ad3bc7c4e22a863217e |
| SHA512 | 170ca7e7b9ed867b481cdcffdbdc06f50898dd1f17b344411c33d845c0a6e5fcf0f68108de3eb0c96a23f445c039b53e051521c0bc4212d5a0c06c764eb1fe36 |
memory/4648-19-0x00000000005A0000-0x00000000005A6000-memory.dmp
memory/4648-17-0x00000000006D0000-0x00000000006D6000-memory.dmp