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
AutoIT Executable
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
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: behavioral2
Detonation Overview
Submitted
2024-04-08 13:23
Reported
2024-04-08 13:25
Platform
win10v2004-20240226-en
Max time kernel
154s
Max time network
159s
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 |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3528 set thread context of 3516 | 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
| Description | Indicator | Process | Target |
| PID 3728 wrote to memory of 3528 | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | C:\Users\Admin\AppData\Local\directory\chrome.exe |
| PID 3728 wrote to memory of 3528 | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | C:\Users\Admin\AppData\Local\directory\chrome.exe |
| PID 3728 wrote to memory of 3528 | N/A | C:\Users\Admin\AppData\Local\Temp\wininit.exe | C:\Users\Admin\AppData\Local\directory\chrome.exe |
| PID 3528 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 3528 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 3528 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 3528 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\directory\chrome.exe | C:\Windows\SysWOW64\svchost.exe |
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 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shgoini.com | udp |
| US | 107.175.229.143:30902 | shgoini.com | tcp |
| US | 8.8.8.8:53 | 143.229.175.107.in-addr.arpa | udp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.65.42.20.in-addr.arpa | udp |
Files
memory/3728-10-0x00000000018A0000-0x00000000018A4000-memory.dmp
C:\Users\Admin\AppData\Local\directory\chrome.exe
| MD5 | 224f7a722d220a59cdaea224e1a535ed |
| SHA1 | 406453ff728abce6d188150d19c4c3f8ee1fa89d |
| SHA256 | f405233a645648ba30f744ce00680dab3d7495f931b8fbddd46050098d62e9cc |
| SHA512 | 12b0994486af3389486f576bcb65e52eeb566c8524d63520e9c9b695119a7eb2a0627e40b6e6a453c71a7c13ae38c601c9aea66b9c5b4ae93d74129eb83d2dc7 |
C:\Users\Admin\AppData\Local\Temp\unprickly
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Temp\outvaunts
| MD5 | a5aafcbb781d0c5b2f340a29d0629577 |
| SHA1 | 5885120f4413bf4256b9722c71982785f741131f |
| SHA256 | fd31cbc5b26cd67d16c85a091779f0af58db13a956d3dc6da79d7822f8ea02cd |
| SHA512 | 9cae262aa54357bae92fa09c3fcfbb964df079d391747ef2f3673c3903e19b4f1cb5df85cf78cf8a5ba1d33614e766a4e059fd3681ae4c47a65c750e3b3b8a38 |
memory/3516-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-32-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-36-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-39-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-40-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-41-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-42-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-44-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-45-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-46-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-47-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-08 13:23
Reported
2024-04-08 13:25
Platform
win7-20231129-en
Max time kernel
120s
Max time network
120s
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
Files
memory/1364-10-0x0000000000160000-0x0000000000164000-memory.dmp