Analysis Overview
SHA256
d56e9510272d109b4e4c0025d7e7536a8ad71c3c4a6d2db358bcf68a4aaa2999
Threat Level: Known bad
The file 2024-06-06_e9038d4226c1d7685477d0acb55d03fb_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
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-06 21:39
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: behavioral2
Detonation Overview
Submitted
2024-06-06 21:39
Reported
2024-06-06 21:41
Platform
win10v2004-20240226-en
Max time kernel
142s
Max time network
153s
Command Line
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_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 2136 wrote to memory of 2152 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2136 wrote to memory of 2152 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2136 wrote to memory of 2152 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe"
C:\Users\Admin\AppData\Local\Temp\asih.exe
"C:\Users\Admin\AppData\Local\Temp\asih.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4112 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| GB | 96.16.110.114:80 | tcp | |
| US | 8.8.8.8:53 | emrlogistics.com | udp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 172.217.169.10:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 10.169.217.172.in-addr.arpa | udp |
| US | 52.86.6.113:443 | emrlogistics.com | tcp |
| US | 3.94.41.167:443 | emrlogistics.com | tcp |
| US | 8.8.8.8:53 | 3.173.189.20.in-addr.arpa | udp |
Files
memory/2136-0-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/2136-1-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/2136-2-0x00000000006C0000-0x00000000006C6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 388de437cdab1ebf21f3d391bc3ab599 |
| SHA1 | c6fe1324bbb72d50f7c927b80478469cd9af8a78 |
| SHA256 | 329d290cf4b75a61bcb43148c88a816862c53c4aaa8d9df404632644518cd473 |
| SHA512 | 76776e0855dd58e0a87cdac5b462c7804938651916c901fab1c0c60d15489fb5087964abe488fba3a7228dfbc7c9a6146b44b16e0a1a5649e3718f91bc6c7126 |
memory/2152-17-0x00000000020F0000-0x00000000020F6000-memory.dmp
memory/2152-23-0x00000000020D0000-0x00000000020D6000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-06 21:39
Reported
2024-06-06 21:41
Platform
win7-20240215-en
Max time kernel
148s
Max time network
148s
Command Line
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 |
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\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2804 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2804 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2804 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
| PID 2804 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe | C:\Users\Admin\AppData\Local\Temp\asih.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-06_e9038d4226c1d7685477d0acb55d03fb_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/2804-0-0x0000000000250000-0x0000000000256000-memory.dmp
memory/2804-1-0x0000000000250000-0x0000000000256000-memory.dmp
memory/2804-2-0x00000000004E0000-0x00000000004E6000-memory.dmp
\Users\Admin\AppData\Local\Temp\asih.exe
| MD5 | 388de437cdab1ebf21f3d391bc3ab599 |
| SHA1 | c6fe1324bbb72d50f7c927b80478469cd9af8a78 |
| SHA256 | 329d290cf4b75a61bcb43148c88a816862c53c4aaa8d9df404632644518cd473 |
| SHA512 | 76776e0855dd58e0a87cdac5b462c7804938651916c901fab1c0c60d15489fb5087964abe488fba3a7228dfbc7c9a6146b44b16e0a1a5649e3718f91bc6c7126 |
memory/2512-15-0x0000000000470000-0x0000000000476000-memory.dmp
memory/2512-22-0x0000000000420000-0x0000000000426000-memory.dmp