Analysis Overview
SHA256
64b60550791a0b5e64d7b528aed4c05dcd9ea0641197c2bd31f49dce128cd0e2
Threat Level: Known bad
The file 2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Kinsing
Detection of CryptoLocker Variants
Detection of CryptoLocker Variants
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-25 17:32
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 17:32
Reported
2024-01-25 17:34
Platform
win7-20231215-en
Max time kernel
150s
Max time network
154s
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_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2884 wrote to memory of 2788 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 2884 wrote to memory of 2788 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 2884 wrote to memory of 2788 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 2884 wrote to memory of 2788 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_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/2884-0-0x0000000000420000-0x0000000000426000-memory.dmp
memory/2884-1-0x0000000000450000-0x0000000000456000-memory.dmp
memory/2884-3-0x0000000000420000-0x0000000000426000-memory.dmp
\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | d822e7f760f48308b0a2dd5aafc01af1 |
| SHA1 | a8fcab90288a6e247b6436afe94315ed285fc2cc |
| SHA256 | ebc079cf002bf6b0aec4cba5d637aa67580943358f65f11841834d5e0b81e86a |
| SHA512 | dbc7ec24ec046108b5951bca4d476866ba3354fbc43c9857fa4687efa42956a21a0f7550efce48e0850319bbd7adf33744a7cf4b082bb3da231eff89db81f854 |
memory/2788-15-0x0000000000280000-0x0000000000286000-memory.dmp
memory/2788-16-0x0000000000420000-0x0000000000426000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-25 17:32
Reported
2024-01-25 17:34
Platform
win10v2004-20231222-en
Max time kernel
148s
Max time network
147s
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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_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 932 wrote to memory of 1368 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 932 wrote to memory of 1368 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
| PID 932 wrote to memory of 1368 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\lossy.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_83815ae6e673da0594adb8baa378e476_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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2ndry.com | 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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.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 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.71.91.104.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 | 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 | 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/932-0-0x00000000005E0000-0x00000000005E6000-memory.dmp
memory/932-1-0x00000000005E0000-0x00000000005E6000-memory.dmp
memory/932-2-0x0000000002230000-0x0000000002236000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\lossy.exe
| MD5 | d822e7f760f48308b0a2dd5aafc01af1 |
| SHA1 | a8fcab90288a6e247b6436afe94315ed285fc2cc |
| SHA256 | ebc079cf002bf6b0aec4cba5d637aa67580943358f65f11841834d5e0b81e86a |
| SHA512 | dbc7ec24ec046108b5951bca4d476866ba3354fbc43c9857fa4687efa42956a21a0f7550efce48e0850319bbd7adf33744a7cf4b082bb3da231eff89db81f854 |
memory/1368-17-0x0000000002040000-0x0000000002046000-memory.dmp
memory/1368-19-0x00000000021D0000-0x00000000021D6000-memory.dmp