Analysis Overview
SHA256
e1a013601c6b0e33e00e091d7cbf9991103359e81baee1daecb8f77f7a33b3e5
Threat Level: Known bad
The file 2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Kinsing
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
2024-01-25 17:31
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 17:31
Reported
2024-01-25 17:33
Platform
win7-20231215-en
Max time kernel
149s
Max time network
150s
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_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2148 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 2148 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 2148 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 2148 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_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/2148-0-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2148-1-0x0000000000290000-0x0000000000296000-memory.dmp
memory/2148-8-0x0000000000240000-0x0000000000246000-memory.dmp
\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | fff6d96feae5a88d4416b9c0c3bf1119 |
| SHA1 | 1aa580da457a2c9f0931623a5f58c62b859d0d4d |
| SHA256 | 9acc9f834d4e8ec30f0d834d4ccd1fb8b3f5e6d4f6c140bed0adde8a74be1e96 |
| SHA512 | 08f44f731bf16b99f6b64e82ef5b2ab68e468a103fb4517229198be82c61de52771816b5cf2f1ef2cab81a57f6cf38b1313f4dc58bda9bca5d80c0f36148c097 |
memory/2212-15-0x0000000000480000-0x0000000000486000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-25 17:31
Reported
2024-01-25 17:33
Platform
win10v2004-20231215-en
Max time kernel
150s
Max time network
148s
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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_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 3176 wrote to memory of 3296 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 3176 wrote to memory of 3296 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 3176 wrote to memory of 3296 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_7a967491d20b799cab6af850c73af3be_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\lossy.exe
"C:\Users\Admin\AppData\Local\Temp\lossy.exe"
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.78.101.95.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.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 | 241.150.49.20.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 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.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 | 194.178.17.96.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 | 2ndry.com | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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 |
| US | 8.8.8.8:53 | 2ndry.com | udp |
Files
memory/3176-0-0x0000000002180000-0x0000000002186000-memory.dmp
memory/3176-2-0x00000000021B0000-0x00000000021B6000-memory.dmp
memory/3176-1-0x0000000002180000-0x0000000002186000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | fff6d96feae5a88d4416b9c0c3bf1119 |
| SHA1 | 1aa580da457a2c9f0931623a5f58c62b859d0d4d |
| SHA256 | 9acc9f834d4e8ec30f0d834d4ccd1fb8b3f5e6d4f6c140bed0adde8a74be1e96 |
| SHA512 | 08f44f731bf16b99f6b64e82ef5b2ab68e468a103fb4517229198be82c61de52771816b5cf2f1ef2cab81a57f6cf38b1313f4dc58bda9bca5d80c0f36148c097 |
memory/3296-17-0x0000000002030000-0x0000000002036000-memory.dmp
memory/3296-23-0x00000000021C0000-0x00000000021C6000-memory.dmp