Analysis Overview
SHA256
06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf
Threat Level: Likely malicious
The file 06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf was found to be: Likely malicious.
Malicious Activity Summary
Modifies Installed Components in the registry
Deletes itself
Drops file in System32 directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-27 18:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-27 18:30
Reported
2024-05-27 18:33
Platform
win7-20240508-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{20715151-38D0-DA41-2FF8-397E5850F027} | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{20715151-38D0-DA41-2FF8-397E5850F027}\stubpath = "%SystemRoot%\\system32\\vmtoolsd.exe" | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\vmtoolsd.exe | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\vmtoolsd.exe | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe
"C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe"
C:\Windows\SysWOW64\reg.exe
reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{20715151-38D0-DA41-2FF8-397E5850F027}" /f
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\06E5BC~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.issuejeju.com | udp |
| KR | 121.78.127.93:80 | www.issuejeju.com | tcp |
Files
memory/1500-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1500-1-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1500-6-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1500-5-0x0000000000400000-0x000000000041E000-memory.dmp
memory/1500-2-0x0000000000401000-0x0000000000410000-memory.dmp
memory/1500-9-0x0000000000401000-0x0000000000410000-memory.dmp
memory/1500-8-0x0000000000400000-0x000000000041E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-27 18:30
Reported
2024-05-27 18:33
Platform
win10v2004-20240508-en
Max time kernel
133s
Max time network
123s
Command Line
Signatures
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DBCEDD16-FF79-405A-E366-09D78D48267B} | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DBCEDD16-FF79-405A-E366-09D78D48267B}\stubpath = "%SystemRoot%\\system32\\vmtoolsd.exe" | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\vmtoolsd.exe | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\vmtoolsd.exe | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe
"C:\Users\Admin\AppData\Local\Temp\06e5bc843370573dd481f767e1cf066accab857f4dc93b5003a33b1411d8acbf.exe"
C:\Windows\SysWOW64\reg.exe
reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{DBCEDD16-FF79-405A-E366-09D78D48267B}" /f
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\06E5BC~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | www.issuejeju.com | udp |
| KR | 121.78.127.93:80 | www.issuejeju.com | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 93.127.78.121.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/4116-0-0x0000000000400000-0x000000000041E000-memory.dmp
memory/4116-1-0x0000000000401000-0x0000000000410000-memory.dmp
memory/4116-2-0x0000000000400000-0x000000000041E000-memory.dmp
memory/4116-5-0x0000000000400000-0x000000000041E000-memory.dmp
memory/4116-6-0x0000000000400000-0x000000000041E000-memory.dmp
memory/4116-7-0x0000000000401000-0x0000000000410000-memory.dmp