Analysis Overview
SHA256
85bcedf925b9c4736e58be9585168b8bff41b5ad76d85a188b004967c023bd6c
Threat Level: Known bad
The file Office 365 Smtp Checker by xLotus.exe was found to be: Known bad.
Malicious Activity Summary
AgentTesla
njRAT/Bladabindi
AgentTesla payload
Modifies Windows Firewall
Drops startup file
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Enumerates system info in registry
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-30 19:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-30 19:24
Reported
2024-05-30 19:26
Platform
win10v2004-20240426-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
AgentTesla
njRAT/Bladabindi
AgentTesla payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Office 365 Smtp Checker by xLotus.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\Microsoft Corp\svchost.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ebe8ac4d453f424fb04983e03f7ffc9e.exe | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ebe8ac4d453f424fb04983e03f7ffc9e.exe | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft Corp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ebe8ac4d453f424fb04983e03f7ffc9e = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .." | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ebe8ac4d453f424fb04983e03f7ffc9e = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .." | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Enumerates physical storage devices
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Users\Admin\AppData\Local\Temp\Office 365 Smtp Checker by xLotus.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Users\Admin\AppData\Local\Temp\Office 365 Smtp Checker by xLotus.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion | C:\Users\Admin\AppData\Local\Temp\Office 365 Smtp Checker by xLotus.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Office 365 Smtp Checker by xLotus.exe
"C:\Users\Admin\AppData\Local\Temp\Office 365 Smtp Checker by xLotus.exe"
C:\Users\Admin\AppData\Roaming\Microsoft Corp\svchost.exe
"C:\Users\Admin\AppData\Roaming\Microsoft Corp\svchost.exe"
C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svchost.exe" "svchost.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | server-rotow47179.x10.mx | udp |
| US | 198.91.81.15:443 | server-rotow47179.x10.mx | tcp |
| US | 8.8.8.8:53 | 15.81.91.198.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | xdonbrook.ddns.net | udp |
| TN | 196.179.249.22:1177 | xdonbrook.ddns.net | tcp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| TN | 196.179.249.22:1177 | xdonbrook.ddns.net | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| TN | 196.179.249.22:1177 | xdonbrook.ddns.net | tcp |
| US | 8.8.8.8:53 | xdonbrook.ddns.net | udp |
| TN | 196.179.249.22:1177 | xdonbrook.ddns.net | tcp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| TN | 196.179.249.22:1177 | xdonbrook.ddns.net | tcp |
Files
memory/1232-0-0x000000007468E000-0x000000007468F000-memory.dmp
memory/1232-1-0x0000000000930000-0x0000000000AEE000-memory.dmp
memory/1232-2-0x0000000074680000-0x0000000074E30000-memory.dmp
memory/1232-3-0x0000000074680000-0x0000000074E30000-memory.dmp
memory/1232-4-0x0000000005F20000-0x00000000064C4000-memory.dmp
memory/1232-5-0x0000000005610000-0x00000000056A2000-memory.dmp
memory/1232-6-0x00000000056B0000-0x0000000005716000-memory.dmp
memory/1232-7-0x0000000006520000-0x000000000652A000-memory.dmp
memory/1232-8-0x0000000006900000-0x0000000006BCA000-memory.dmp
memory/1232-9-0x0000000006BD0000-0x0000000006DE4000-memory.dmp
memory/1232-11-0x000000000A400000-0x000000000A47A000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft Corp\svchost.exe
| MD5 | 71ef183a5a18725806fa656974d49929 |
| SHA1 | deebe1b2c77f1a9bfd6248f7c47a93e662680558 |
| SHA256 | 68f78f7959a3f8eb3dff29f579125c80e9f0893ce571eb720304d2d7a881cf3c |
| SHA512 | abed2549cf3d13e50310b253097a3f9f68cded4465e72d2100301a773105c27b5d5c88913c63a27b6d34e2dea7b546d4c39d95a9c318daf1727c36aced241ac2 |
memory/2208-26-0x000000006EB12000-0x000000006EB13000-memory.dmp
memory/2208-27-0x000000006EB10000-0x000000006F0C1000-memory.dmp
memory/2208-37-0x000000006EB10000-0x000000006F0C1000-memory.dmp
memory/4568-38-0x000000006EB10000-0x000000006F0C1000-memory.dmp
memory/1232-39-0x000000007468E000-0x000000007468F000-memory.dmp
memory/1232-40-0x0000000074680000-0x0000000074E30000-memory.dmp
memory/1232-42-0x0000000074680000-0x0000000074E30000-memory.dmp
memory/4568-43-0x000000006EB10000-0x000000006F0C1000-memory.dmp
memory/1232-44-0x0000000005560000-0x0000000005570000-memory.dmp
memory/1232-46-0x0000000074680000-0x0000000074E30000-memory.dmp