Analysis Overview
SHA256
5053133a1ac53aba928001fb45e634da55cea8ba1dcf3a38c21778520a689a67
Threat Level: Known bad
The file 2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Kinsing
Detection of CryptoLocker Variants
UPX dump on OEP (original entry point)
Detection of Cryptolocker Samples
UPX dump on OEP (original entry point)
Detection of CryptoLocker Variants
Loads dropped DLL
Executes dropped EXE
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 17:42
Signatures
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UPX dump on OEP (original entry point)
| 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 17:42
Reported
2024-01-25 17:45
Platform
win7-20231215-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
Detection of CryptoLocker Variants
| 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 |
| N/A | N/A | N/A | N/A |
Detection of Cryptolocker Samples
| 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 |
UPX dump on OEP (original entry point)
| 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 |
| 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\asih.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1684 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1684 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1684 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1684 wrote to memory of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_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 | 52.71.57.184:443 | emrlogistics.com | tcp |
| US | 54.209.32.212:443 | emrlogistics.com | tcp |
| US | 52.71.57.184:443 | emrlogistics.com | tcp |
| US | 54.209.32.212:443 | emrlogistics.com | tcp |
| US | 52.71.57.184:443 | emrlogistics.com | tcp |
| US | 54.209.32.212:443 | emrlogistics.com | tcp |
| US | 52.71.57.184:443 | emrlogistics.com | tcp |
| US | 54.209.32.212:443 | emrlogistics.com | tcp |
Files
memory/1684-0-0x0000000000240000-0x0000000000246000-memory.dmp
memory/1684-2-0x0000000000290000-0x0000000000296000-memory.dmp
memory/1684-1-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1684-3-0x0000000000240000-0x0000000000246000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | ae19663d508c8f567ca208a433200def |
| SHA1 | 3a005aaa0369c3f87188d61320601e1975f698cf |
| SHA256 | 6dcd36d4c4a4bcba55f3164feb24960ed9fab34f1465888d8443879276203cf8 |
| SHA512 | 00e3c67924f23c8f512e5a733f929d14ba76ecd7e1aaed9e70b567468d61ef2fc9a681f00c492edf3529c2bbe1cb2fca0c5ad62210f58efa4fa46b6eb3702377 |
memory/1684-15-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2160-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1684-13-0x0000000000630000-0x0000000000640000-memory.dmp
memory/2160-19-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/2160-20-0x0000000000390000-0x0000000000396000-memory.dmp
memory/2160-27-0x0000000000500000-0x0000000000510000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-25 17:42
Reported
2024-01-25 17:45
Platform
win10v2004-20231215-en
Max time kernel
156s
Max time network
169s
Command Line
Signatures
Kinsing
Detection of CryptoLocker Variants
| 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 |
Detection of Cryptolocker Samples
| 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 |
UPX dump on OEP (original entry point)
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_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 |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1468 wrote to memory of 2216 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1468 wrote to memory of 2216 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 1468 wrote to memory of 2216 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-25_1753e8d7da529a859f518fb1d9a28a0c_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 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| 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 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
| US | 3.140.13.188:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 77.239.69.13.in-addr.arpa | udp |
| US | 18.119.154.66:443 | emrlogistics.com | tcp |
Files
memory/1468-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1468-1-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/1468-2-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/1468-3-0x0000000000660000-0x0000000000666000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | ae19663d508c8f567ca208a433200def |
| SHA1 | 3a005aaa0369c3f87188d61320601e1975f698cf |
| SHA256 | 6dcd36d4c4a4bcba55f3164feb24960ed9fab34f1465888d8443879276203cf8 |
| SHA512 | 00e3c67924f23c8f512e5a733f929d14ba76ecd7e1aaed9e70b567468d61ef2fc9a681f00c492edf3529c2bbe1cb2fca0c5ad62210f58efa4fa46b6eb3702377 |
memory/2216-18-0x0000000000500000-0x0000000000510000-memory.dmp
memory/1468-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2216-20-0x0000000002000000-0x0000000002006000-memory.dmp
memory/2216-26-0x0000000001F50000-0x0000000001F56000-memory.dmp
memory/2216-27-0x0000000000500000-0x0000000000510000-memory.dmp