Analysis Overview
SHA256
4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62
Threat Level: Known bad
The file 4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62 was found to be: Known bad.
Malicious Activity Summary
Remcos family
Remcos
Suspicious use of SetThreadContext
AutoIT Executable
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious behavior: MapViewOfSection
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 06:30
Signatures
AutoIT Executable
| 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
2024-11-13 06:30
Reported
2024-11-13 06:33
Platform
win7-20241023-en
Max time kernel
148s
Max time network
139s
Command Line
Signatures
Remcos
Remcos family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2536 set thread context of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | C:\Windows\SysWOW64\svchost.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2536 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2536 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2536 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2536 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 2536 wrote to memory of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | C:\Windows\SysWOW64\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
Network
| Country | Destination | Domain | Proto |
| US | 154.216.17.14:2404 | tcp | |
| US | 154.216.17.14:2404 | tcp | |
| US | 154.216.17.14:2404 | tcp |
Files
memory/2536-2-0x00000000010B0000-0x00000000011B0000-memory.dmp
memory/2896-3-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-5-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-6-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-8-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-7-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-9-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-10-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-18-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 06:30
Reported
2024-11-13 06:33
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
139s
Command Line
Signatures
Remcos
Remcos family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 216 set thread context of 808 | N/A | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | C:\Windows\SysWOW64\svchost.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe | N/A |
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\4599a9128ac5671a5e3ac44778542f3e67969e1c6f5021279329bf0e45085c62.exe"
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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 154.216.17.14:2404 | tcp | |
| US | 8.8.8.8:53 | 14.17.216.154.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.208.201.84.in-addr.arpa | udp |
| US | 154.216.17.14:2404 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 154.216.17.14:2404 | tcp |
Files
memory/1892-2-0x0000000003CB0000-0x0000000003DB0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\putrefactible
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/3076-6-0x00000000040F0000-0x00000000041F0000-memory.dmp
memory/216-10-0x00000000037D0000-0x00000000038D0000-memory.dmp
memory/808-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/808-27-0x0000000000400000-0x0000000000482000-memory.dmp