Analysis Overview
SHA256
f76622a2a31ef560287ff8a9c7100207f0147b7445cb78eb27befc4a631889ca
Threat Level: Known bad
The file 2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker was found to be: Known bad.
Malicious Activity Summary
Detection of Cryptolocker Samples
Detection of CryptoLocker Variants
Detection of CryptoLocker Variants
Detection of Cryptolocker Samples
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-11 02:27
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 |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-11 02:27
Reported
2024-06-11 02:30
Platform
win7-20240215-en
Max time kernel
148s
Max time network
152s
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 |
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\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2980 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2980 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2980 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2980 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_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 | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
Files
memory/2980-0-0x0000000000500000-0x000000000050B000-memory.dmp
memory/2980-2-0x0000000000490000-0x0000000000496000-memory.dmp
memory/2980-9-0x0000000000260000-0x0000000000266000-memory.dmp
memory/2980-1-0x0000000000260000-0x0000000000266000-memory.dmp
memory/2976-16-0x0000000000500000-0x000000000050B000-memory.dmp
memory/2980-15-0x0000000000500000-0x000000000050B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | d3aee75fda8e407cacd6626c079dc083 |
| SHA1 | 0f70155ddc2dec5ea6ef8de998ff4b50963e3c61 |
| SHA256 | 4fff08817675d837c22dd23d2b82c43e9b531185f0f665ccb6bc7ac5b929b8bb |
| SHA512 | c7a7e3c757177a3e5a641b6c42eb80cc201c89a937d83ec77a73e790a79797b953c1285cab98d8d810420e592a619329c2f5b4fb28e04c58fd0877f53cf5fae4 |
memory/2976-18-0x0000000000310000-0x0000000000316000-memory.dmp
memory/2976-25-0x00000000002C0000-0x00000000002C6000-memory.dmp
memory/2976-26-0x0000000000500000-0x000000000050B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-11 02:27
Reported
2024-06-11 02:30
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
152s
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_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 3672 wrote to memory of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3672 wrote to memory of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 3672 wrote to memory of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-11_466a8cb0d0b1f0d2da053431fcacdd5d_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 | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
Files
memory/3672-0-0x0000000000500000-0x000000000050B000-memory.dmp
memory/3672-1-0x0000000000740000-0x0000000000746000-memory.dmp
memory/3672-2-0x0000000000740000-0x0000000000746000-memory.dmp
memory/3672-3-0x0000000000760000-0x0000000000766000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | d3aee75fda8e407cacd6626c079dc083 |
| SHA1 | 0f70155ddc2dec5ea6ef8de998ff4b50963e3c61 |
| SHA256 | 4fff08817675d837c22dd23d2b82c43e9b531185f0f665ccb6bc7ac5b929b8bb |
| SHA512 | c7a7e3c757177a3e5a641b6c42eb80cc201c89a937d83ec77a73e790a79797b953c1285cab98d8d810420e592a619329c2f5b4fb28e04c58fd0877f53cf5fae4 |
memory/3672-17-0x0000000000500000-0x000000000050B000-memory.dmp
memory/2720-18-0x0000000000500000-0x000000000050B000-memory.dmp
memory/2720-20-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/2720-26-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/2720-27-0x0000000000500000-0x000000000050B000-memory.dmp