Analysis Overview
SHA256
01106d5ec49f56920729252a625cb7787347acb63963b2c52efb07375962d9fa
Threat Level: Known bad
The file 2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Kinsing
Detection of CryptoLocker Variants
Detection of CryptoLocker Variants
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-25 17:38
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
2024-01-25 17:38
Reported
2024-01-25 17:40
Platform
win7-20231215-en
Max time kernel
148s
Max time network
153s
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\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1044 wrote to memory of 3068 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 1044 wrote to memory of 3068 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 1044 wrote to memory of 3068 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 1044 wrote to memory of 3068 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_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/1044-0-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/1044-1-0x0000000000200000-0x0000000000206000-memory.dmp
memory/1044-4-0x00000000001D0000-0x00000000001D6000-memory.dmp
\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | e0e09e420f9741109fe214abe645e81e |
| SHA1 | f5fe3cbcde0ae485ef8aeef7f898e24d046ec44c |
| SHA256 | fb27a51a078b152fa7089b17e629716db103e8371f95ce618d3dbe1b30c7ce1a |
| SHA512 | d8507a96717a9961bd0d587a3be5c661975605b4abad5af0f32250bf84fe904ee69600ca21248d4c909f7033e8678948690835989271704625ed89ed02247cec |
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-25 17:38
Reported
2024-01-25 17:40
Platform
win10v2004-20231215-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Kinsing
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-1-5-21-1815711207-1844170477-3539718864-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_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 412 wrote to memory of 4800 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 412 wrote to memory of 4800 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 412 wrote to memory of 4800 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_d4c650239bc932a6eb4b40430175ad77_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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.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 | 133.211.185.52.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 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.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 | 180.178.17.96.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 | 31.243.111.52.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 |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 12.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2ndry.com | udp |
Files
memory/412-0-0x0000000002300000-0x0000000002306000-memory.dmp
memory/412-1-0x0000000002300000-0x0000000002306000-memory.dmp
memory/412-2-0x0000000002180000-0x0000000002186000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | e0e09e420f9741109fe214abe645e81e |
| SHA1 | f5fe3cbcde0ae485ef8aeef7f898e24d046ec44c |
| SHA256 | fb27a51a078b152fa7089b17e629716db103e8371f95ce618d3dbe1b30c7ce1a |
| SHA512 | d8507a96717a9961bd0d587a3be5c661975605b4abad5af0f32250bf84fe904ee69600ca21248d4c909f7033e8678948690835989271704625ed89ed02247cec |
memory/4800-17-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/4800-20-0x00000000006A0000-0x00000000006A6000-memory.dmp