Analysis Overview
SHA256
3610a513abb50127c22a6c5d2c84b814a5743ba2de685c031725601a23f3bdc3
Threat Level: Known bad
The file wininit.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Drops startup file
Executes dropped EXE
Loads dropped DLL
Suspicious use of SetThreadContext
AutoIT Executable
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-08 13:23
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
2024-04-08 13:23
Reported
2024-04-08 13:26
Platform
win7-20240221-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Remcos
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\chrome.vbs | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2600 set thread context of 2908 | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | C:\Windows\SysWOW64\svchost.exe |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\wininit.exe
"C:\Users\Admin\AppData\Local\Temp\wininit.exe"
C:\Users\Admin\AppData\Local\directory\chrome.exe
"C:\Users\Admin\AppData\Local\Temp\wininit.exe"
C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\wininit.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | shgoini.com | udp |
| US | 107.175.229.143:30902 | shgoini.com | tcp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/1780-10-0x00000000001A0000-0x00000000001A4000-memory.dmp
\Users\Admin\AppData\Local\directory\chrome.exe
| MD5 | d2ac20b1da3f74a3d885d7fde97cb706 |
| SHA1 | 1e02f3205576d1d30593828bb3dff09a7e5b125f |
| SHA256 | bee21dd56814576adc7574ab886ee08484bb448470a9acee69a7c019e7b4fe76 |
| SHA512 | 46b7b099634686fe055dcb9059228f61229fecc1f45b6be26a9655923753526aae11bb6838a9b1b041da2577362625031feb7aa01e4e851723db8c4dff6a734c |
C:\Users\Admin\AppData\Local\Temp\outvaunts
| MD5 | a5aafcbb781d0c5b2f340a29d0629577 |
| SHA1 | 5885120f4413bf4256b9722c71982785f741131f |
| SHA256 | fd31cbc5b26cd67d16c85a091779f0af58db13a956d3dc6da79d7822f8ea02cd |
| SHA512 | 9cae262aa54357bae92fa09c3fcfbb964df079d391747ef2f3673c3903e19b4f1cb5df85cf78cf8a5ba1d33614e766a4e059fd3681ae4c47a65c750e3b3b8a38 |
C:\Users\Admin\AppData\Local\Temp\unprickly
| MD5 | 59aa802af60e63fe7d976d2230c8710c |
| SHA1 | f105fac10d095b5019a048a39e666586536a30a1 |
| SHA256 | a635bcea499830d578743018ea6841affb8ab25588c8650c9d4ff2a0cbd01236 |
| SHA512 | 36362896bba93b76869ae5eb6e57a1f4f11a3a6ddbb2a28de0909c870cb44006acf077edc07b8def18b3fd23215973f080c0aa9fde4635e783689c57ac3b0fb4 |
memory/2908-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-32-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-36-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-40-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-41-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-42-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-44-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-46-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2908-47-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-08 13:23
Reported
2024-04-08 13:26
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\wininit.exe
"C:\Users\Admin\AppData\Local\Temp\wininit.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/3516-10-0x00000000005F0000-0x00000000005F4000-memory.dmp