Analysis Overview
SHA256
64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7
Threat Level: Known bad
The file 64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Detects executables packed with or use KoiVM
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-10 01:26
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-10 01:26
Reported
2024-05-10 01:28
Platform
win7-20240419-en
Max time kernel
148s
Max time network
145s
Command Line
Signatures
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables packed with or use KoiVM
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2248 set thread context of 2896 | N/A | C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe
"C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe"
C:\Program Files (x86)\Windows Mail\wab.exe
"C:\Program Files (x86)\Windows Mail\wab.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
C:\Windows\System32\calc.exe
"C:\Windows\System32\calc.exe"
C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
C:\Windows\System32\notepad.exe
"C:\Windows\System32\notepad.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
Network
| Country | Destination | Domain | Proto |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp |
Files
memory/2248-0-0x000007FEF5D13000-0x000007FEF5D14000-memory.dmp
memory/2248-1-0x0000000000B20000-0x0000000000B38000-memory.dmp
memory/2248-2-0x000007FEF5D10000-0x000007FEF66FC000-memory.dmp
memory/2248-3-0x000000001B6B0000-0x000000001B784000-memory.dmp
memory/2248-4-0x000007FEF5D10000-0x000007FEF66FC000-memory.dmp
memory/2100-5-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2100-6-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2100-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2100-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2100-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2100-10-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2100-8-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2100-7-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2896-41-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2248-42-0x000007FEF5D10000-0x000007FEF66FC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-10 01:26
Reported
2024-05-10 01:28
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables packed with or use KoiVM
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5032 set thread context of 2840 | N/A | C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe
"C:\Users\Admin\AppData\Local\Temp\64e4751715440a03a26ed06092966a7c120379495d0718d569df43faac5bd0d7.exe"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
Network
| Country | Destination | Domain | Proto |
| US | 66.63.162.155:1608 | tcp | |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 66.63.162.155:1608 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 42.56.20.217.in-addr.arpa | udp |
| US | 66.63.162.155:1608 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.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 | 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 | 88.156.103.20.in-addr.arpa | udp |
| US | 66.63.162.155:1608 | tcp | |
| US | 66.63.162.155:1608 | tcp |
Files
memory/5032-0-0x00007FF8CC1D3000-0x00007FF8CC1D5000-memory.dmp
memory/5032-1-0x0000022FEBBA0000-0x0000022FEBBB8000-memory.dmp
memory/5032-2-0x00007FF8CC1D0000-0x00007FF8CCC91000-memory.dmp
memory/5032-3-0x00007FF8CC1D0000-0x00007FF8CCC91000-memory.dmp
memory/5032-4-0x0000022FEEB60000-0x0000022FEEC34000-memory.dmp
memory/2840-5-0x0000000000400000-0x0000000000482000-memory.dmp
memory/5032-6-0x00007FF8CC1D0000-0x00007FF8CCC91000-memory.dmp