Analysis Overview
SHA256
75c5a730af65b6f62fb78eaba1b9a7be484380aab10090992cb69953e67c85d2
Threat Level: Shows suspicious behavior
The file 2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
UPX packed file
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 06:38
Signatures
UPX packed file
| 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
2024-11-10 06:38
Reported
2024-11-10 06:40
Platform
win7-20241023-en
Max time kernel
132s
Max time network
142s
Command Line
Signatures
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\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\asih.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1556 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1556 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1556 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1556 wrote to memory of 1832 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_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 | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
Files
memory/1556-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1556-1-0x00000000002C0000-0x00000000002C6000-memory.dmp
memory/1556-2-0x0000000000300000-0x0000000000306000-memory.dmp
memory/1556-9-0x00000000002C0000-0x00000000002C6000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 2449c6911e864bdf1dec5da2d1fecae3 |
| SHA1 | 20da86d889e2cad2c4836a8ccfbea520db7383a9 |
| SHA256 | 0927ebf7a6bbc439944261a455bdffa45f4f800e14d2efae3baebcf4b08caf4e |
| SHA512 | 94c53520bb270d99bbe2a75f0bcbc759ca49294d79e3e3162f4c2c8ae4bc0c8396847f0ba8cbd5af2518609ddd5f320011bb0113a6c63e2127ca5fb30913b5ee |
memory/1832-16-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1556-15-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1832-18-0x0000000000240000-0x0000000000246000-memory.dmp
memory/1832-26-0x0000000000500000-0x0000000000510000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-10 06:38
Reported
2024-11-10 06:40
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_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 |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\asih.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2384 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2384 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2384 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-10_62d6a5147e799ca5dfb0b74dab2dedb9_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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.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 | 104.219.191.52.in-addr.arpa | udp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 3.19.116.195:443 | emrlogistics.com | tcp |
| US | 3.18.7.81:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 67.112.168.52.in-addr.arpa | udp |
Files
memory/2384-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2384-1-0x0000000000620000-0x0000000000626000-memory.dmp
memory/2384-2-0x0000000000620000-0x0000000000626000-memory.dmp
memory/2384-3-0x0000000000650000-0x0000000000656000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 2449c6911e864bdf1dec5da2d1fecae3 |
| SHA1 | 20da86d889e2cad2c4836a8ccfbea520db7383a9 |
| SHA256 | 0927ebf7a6bbc439944261a455bdffa45f4f800e14d2efae3baebcf4b08caf4e |
| SHA512 | 94c53520bb270d99bbe2a75f0bcbc759ca49294d79e3e3162f4c2c8ae4bc0c8396847f0ba8cbd5af2518609ddd5f320011bb0113a6c63e2127ca5fb30913b5ee |
memory/2384-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1668-19-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/1668-20-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/1668-26-0x0000000000500000-0x0000000000510000-memory.dmp