Analysis Overview
SHA256
a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e
Threat Level: Shows suspicious behavior
The file a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e was found to be: Shows suspicious behavior.
Malicious Activity Summary
Drops startup file
Unsigned PE
Command and Scripting Interpreter: PowerShell
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 19:32
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 19:32
Reported
2024-11-13 19:35
Platform
win7-20240903-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe
"C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe"
Network
Files
memory/2920-0-0x00000000008B0000-0x0000000000A7D000-memory.dmp
memory/2920-1-0x00000000021B0000-0x000000000249C000-memory.dmp
memory/2920-2-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2920-3-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2920-4-0x00000000021B0000-0x000000000249C000-memory.dmp
memory/2920-5-0x00000000008B0000-0x0000000000A7D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 19:32
Reported
2024-11-13 19:35
Platform
win10v2004-20241007-en
Max time kernel
140s
Max time network
146s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Nexus.lnk | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
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\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2088 wrote to memory of 3616 | N/A | C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2088 wrote to memory of 3616 | N/A | C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2088 wrote to memory of 3616 | N/A | C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe
"C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -Command "$ws = New-Object -ComObject WScript.Shell; $s = $ws.CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Nexus.lnk'); $s.TargetPath = 'C:\Users\Admin\AppData\Local\Temp\a19db1e020b26580eddcf1a63c27c0ee935df2117b23ef941366cf9e42db7a7e.exe'; $s.Save()"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| CH | 185.196.10.218:9889 | tcp | |
| US | 8.8.8.8:53 | 218.10.196.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/2088-0-0x0000000000A70000-0x0000000000C3D000-memory.dmp
memory/2088-1-0x00000000025E0000-0x00000000028CC000-memory.dmp
memory/2088-2-0x0000000000400000-0x0000000000738000-memory.dmp
memory/3616-3-0x00000000743DE000-0x00000000743DF000-memory.dmp
memory/3616-4-0x00000000029E0000-0x0000000002A16000-memory.dmp
memory/3616-5-0x00000000743D0000-0x0000000074B80000-memory.dmp
memory/3616-6-0x0000000005270000-0x0000000005898000-memory.dmp
memory/3616-7-0x0000000005010000-0x0000000005032000-memory.dmp
memory/3616-8-0x0000000005910000-0x0000000005976000-memory.dmp
memory/3616-9-0x0000000005980000-0x00000000059E6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dplaqzxt.ozn.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3616-19-0x00000000059F0000-0x0000000005D44000-memory.dmp
memory/3616-20-0x0000000005FC0000-0x0000000005FDE000-memory.dmp
memory/3616-21-0x0000000005FE0000-0x000000000602C000-memory.dmp
memory/3616-22-0x0000000007620000-0x0000000007C9A000-memory.dmp
memory/3616-23-0x00000000064C0000-0x00000000064DA000-memory.dmp
memory/3616-27-0x00000000743D0000-0x0000000074B80000-memory.dmp
memory/2088-28-0x0000000000A70000-0x0000000000C3D000-memory.dmp
memory/2088-29-0x00000000025E0000-0x00000000028CC000-memory.dmp
memory/2088-30-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2088-33-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2088-35-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2088-37-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2088-39-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2088-42-0x0000000000400000-0x0000000000738000-memory.dmp
memory/2088-43-0x0000000000400000-0x0000000000738000-memory.dmp