Analysis Overview
SHA256
d10cdad7b7bf53417dd9b3675d13bedf80229c5d54b850fba371de96bd5b5a74
Threat Level: Known bad
The file 2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker was found to be: Known bad.
Malicious Activity Summary
UPX dump on OEP (original entry point)
Detection of Cryptolocker Samples
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Detection of CryptoLocker Variants
UPX dump on OEP (original entry point)
Checks computer location settings
Loads dropped DLL
UPX packed file
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-02 04:46
Signatures
Detection of CryptoLocker Variants
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detection of Cryptolocker Samples
| 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 |
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
2024-06-02 04:46
Reported
2024-06-02 04:49
Platform
win7-20240508-en
Max time kernel
148s
Max time network
150s
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 |
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 |
| 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 |
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\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_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
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2180 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2180 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2180 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2180 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_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 | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
Files
memory/2180-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2180-2-0x0000000000240000-0x0000000000246000-memory.dmp
memory/2180-3-0x0000000000280000-0x0000000000286000-memory.dmp
memory/2180-1-0x0000000000240000-0x0000000000246000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 252b9c3189d0cf22859610619a3b8383 |
| SHA1 | ae71becd4696030911c20595f12fce098e3a96fc |
| SHA256 | 1bb721188e60d9016eeb2190b71fd0240f41b43ab2042525e38619faf94a0adc |
| SHA512 | ab269186d0e6cf5ac0db03166893c492a31dc0e0341a0d956a3642a978ce74929b4d09e8de027e2759fbb54eda0a6e1d1f57df0797045a36cbc222ac86470dd9 |
memory/2180-15-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2896-16-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2896-25-0x0000000000340000-0x0000000000346000-memory.dmp
memory/2896-18-0x0000000000380000-0x0000000000386000-memory.dmp
memory/2896-26-0x0000000000500000-0x0000000000510000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-02 04:46
Reported
2024-06-02 04:49
Platform
win10v2004-20240426-en
Max time kernel
148s
Max time network
151s
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 |
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_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
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2468 wrote to memory of 776 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2468 wrote to memory of 776 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2468 wrote to memory of 776 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-02_d7627b3ede76fea4ad6544f77832c7e9_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 | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| 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 | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
| US | 3.130.204.160:443 | emrlogistics.com | tcp |
| US | 3.130.253.23:443 | emrlogistics.com | tcp |
Files
memory/2468-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2468-1-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/2468-2-0x00000000005E0000-0x00000000005E6000-memory.dmp
memory/2468-9-0x00000000004E0000-0x00000000004E6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 252b9c3189d0cf22859610619a3b8383 |
| SHA1 | ae71becd4696030911c20595f12fce098e3a96fc |
| SHA256 | 1bb721188e60d9016eeb2190b71fd0240f41b43ab2042525e38619faf94a0adc |
| SHA512 | ab269186d0e6cf5ac0db03166893c492a31dc0e0341a0d956a3642a978ce74929b4d09e8de027e2759fbb54eda0a6e1d1f57df0797045a36cbc222ac86470dd9 |
memory/2468-17-0x0000000000500000-0x0000000000510000-memory.dmp
memory/776-19-0x00000000005D0000-0x00000000005D6000-memory.dmp
memory/776-25-0x0000000000560000-0x0000000000566000-memory.dmp
memory/776-26-0x0000000000500000-0x0000000000510000-memory.dmp