Analysis Overview
SHA256
87b44496287299afa907dcd2cfd440d030cd727590a6f5b97e712e9d6229fa2c
Threat Level: Known bad
The file 5d7989ec481168e731c3cfb7c5ab847b was found to be: Known bad.
Malicious Activity Summary
Oski
Suspicious use of SetThreadContext
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-01-15 15:45
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-15 15:45
Reported
2024-01-15 15:48
Platform
win10v2004-20231215-en
Max time kernel
140s
Max time network
159s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 536 set thread context of 3208 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.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:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\5d7989ec481168e731c3cfb7c5ab847b.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
#cmd
Network
| Country | Destination | Domain | Proto |
| VN | 103.99.1.60:80 | tcp | |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| VN | 103.99.1.60:80 | tcp | |
| US | 8.8.8.8:53 | 57.110.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| VN | 103.99.1.60:80 | tcp | |
| VN | 103.99.1.60:80 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| VN | 103.99.1.60:80 | tcp | |
| VN | 103.99.1.60:80 | tcp | |
| US | 8.8.8.8:53 | 26.73.42.20.in-addr.arpa | udp |
| VN | 103.99.1.60:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_to3n3zzu.bxx.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/536-9-0x000002CC07C80000-0x000002CC07CA2000-memory.dmp
memory/536-10-0x00007FFBE7690000-0x00007FFBE8151000-memory.dmp
memory/536-11-0x000002CC07BC0000-0x000002CC07BD0000-memory.dmp
memory/536-12-0x000002CC07BC0000-0x000002CC07BD0000-memory.dmp
memory/536-13-0x000002CC07BC0000-0x000002CC07BD0000-memory.dmp
memory/536-14-0x000002CC22440000-0x000002CC22456000-memory.dmp
memory/3208-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/536-18-0x00007FFBE7690000-0x00007FFBE8151000-memory.dmp
memory/3208-19-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3208-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3208-21-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3208-22-0x0000000000400000-0x0000000000438000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-15 15:45
Reported
2024-01-15 15:48
Platform
win7-20231215-en
Max time kernel
120s
Max time network
125s
Command Line
Signatures
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:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\5d7989ec481168e731c3cfb7c5ab847b.ps1
Network
Files
memory/1748-4-0x000000001B250000-0x000000001B532000-memory.dmp
memory/1748-5-0x0000000002430000-0x0000000002438000-memory.dmp
memory/1748-6-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp
memory/1748-7-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/1748-8-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/1748-9-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/1748-10-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp
memory/1748-11-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/1748-12-0x0000000002690000-0x00000000026A6000-memory.dmp
memory/1748-13-0x000007FEF5A80000-0x000007FEF641D000-memory.dmp