Analysis Overview
SHA256
7140dee86c66dbaf4f555f9c616b96dccd1cb6f112473a9210777a7818979c5a
Threat Level: Known bad
The file NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe was found to be: Known bad.
Malicious Activity Summary
Sakula family
Sakula
Sakula payload
Checks computer location settings
Loads dropped DLL
Deletes itself
Executes dropped EXE
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-16 18:34
Signatures
Sakula family
Sakula payload
| 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
2023-10-16 18:33
Reported
2023-10-17 02:18
Platform
win7-20230831-en
Max time kernel
146s
Max time network
168s
Command Line
Signatures
Sakula
Sakula payload
| 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 |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe | N/A |
Enumerates physical storage devices
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe"
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.savmpet.com | udp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
Files
\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 23b0bf8318b16da12c4808eddd6ce006 |
| SHA1 | 18e3a6acb73b85bd39b91b853438d920d31c226a |
| SHA256 | d572832be75f73bb05e3d48ece0c55daff19c469566c1d46a0673be5f8de9dff |
| SHA512 | b75e49c519a34304ab7b2cbeffa529dda9103421554bc088d188003bf87347bee171ca495d4fba1f8899f6c0a51f40a59a4cdb3dbe684098ca09b863908ba1e1 |
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 23b0bf8318b16da12c4808eddd6ce006 |
| SHA1 | 18e3a6acb73b85bd39b91b853438d920d31c226a |
| SHA256 | d572832be75f73bb05e3d48ece0c55daff19c469566c1d46a0673be5f8de9dff |
| SHA512 | b75e49c519a34304ab7b2cbeffa529dda9103421554bc088d188003bf87347bee171ca495d4fba1f8899f6c0a51f40a59a4cdb3dbe684098ca09b863908ba1e1 |
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 23b0bf8318b16da12c4808eddd6ce006 |
| SHA1 | 18e3a6acb73b85bd39b91b853438d920d31c226a |
| SHA256 | d572832be75f73bb05e3d48ece0c55daff19c469566c1d46a0673be5f8de9dff |
| SHA512 | b75e49c519a34304ab7b2cbeffa529dda9103421554bc088d188003bf87347bee171ca495d4fba1f8899f6c0a51f40a59a4cdb3dbe684098ca09b863908ba1e1 |
\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 23b0bf8318b16da12c4808eddd6ce006 |
| SHA1 | 18e3a6acb73b85bd39b91b853438d920d31c226a |
| SHA256 | d572832be75f73bb05e3d48ece0c55daff19c469566c1d46a0673be5f8de9dff |
| SHA512 | b75e49c519a34304ab7b2cbeffa529dda9103421554bc088d188003bf87347bee171ca495d4fba1f8899f6c0a51f40a59a4cdb3dbe684098ca09b863908ba1e1 |
\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 23b0bf8318b16da12c4808eddd6ce006 |
| SHA1 | 18e3a6acb73b85bd39b91b853438d920d31c226a |
| SHA256 | d572832be75f73bb05e3d48ece0c55daff19c469566c1d46a0673be5f8de9dff |
| SHA512 | b75e49c519a34304ab7b2cbeffa529dda9103421554bc088d188003bf87347bee171ca495d4fba1f8899f6c0a51f40a59a4cdb3dbe684098ca09b863908ba1e1 |
\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 23b0bf8318b16da12c4808eddd6ce006 |
| SHA1 | 18e3a6acb73b85bd39b91b853438d920d31c226a |
| SHA256 | d572832be75f73bb05e3d48ece0c55daff19c469566c1d46a0673be5f8de9dff |
| SHA512 | b75e49c519a34304ab7b2cbeffa529dda9103421554bc088d188003bf87347bee171ca495d4fba1f8899f6c0a51f40a59a4cdb3dbe684098ca09b863908ba1e1 |
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-16 18:33
Reported
2023-10-17 02:20
Platform
win10v2004-20230915-en
Max time kernel
184s
Max time network
200s
Command Line
Signatures
Sakula
Sakula payload
| Description | Indicator | Process | Target |
| 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-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe | N/A |
Enumerates physical storage devices
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe"
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.savmpet.com | udp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 8.8.8.8:53 | 245.229.41.34.in-addr.arpa | udp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.177.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 8.8.8.8:53 | 123.10.44.20.in-addr.arpa | udp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 8.8.8.8:53 | 38.148.119.40.in-addr.arpa | udp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
| US | 34.41.229.245:80 | www.savmpet.com | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 72df54084bf85eff1e43b02d3a088cbb |
| SHA1 | b6f8a639d36561b00a949a33cda2aee77e8f2b62 |
| SHA256 | aef571988a92f9965be31219faf3da55ec7ec5135c937282dfe04628a68aeb68 |
| SHA512 | 63a0388330d7bcbbafcbbed26d38188437a1b927c4d01e9e1a8e136323eaa611d88c0da3b9cf66c1bef243fe1fecfdf3b235b2b1aacb3c7d73f6f6d805519625 |
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
| MD5 | 72df54084bf85eff1e43b02d3a088cbb |
| SHA1 | b6f8a639d36561b00a949a33cda2aee77e8f2b62 |
| SHA256 | aef571988a92f9965be31219faf3da55ec7ec5135c937282dfe04628a68aeb68 |
| SHA512 | 63a0388330d7bcbbafcbbed26d38188437a1b927c4d01e9e1a8e136323eaa611d88c0da3b9cf66c1bef243fe1fecfdf3b235b2b1aacb3c7d73f6f6d805519625 |