ScreenShot
| Created | 2024.07.31 09:48 | Machine | s1_win7_x6403_us |
| Filename | SetupPacket.pdf.lnk | ||
| Type | MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has command line arguments, Icon number=13, Archive, ctime=Fri May 7 23:13:59 2021, mtime=Fri May 7 23:13:59 2021, atime=Fri May 7 23:13:59 2021, length=41472, | ||
| AI Score | Not founds | Behavior Score |
|
| ZERO API | file : clean | ||
| VT API (file) | 27 detected (WinLNK, Pantera, gen111, Mshta, CLASSIC, LUMMASTEALER, YXEG5Z, LnkRun, Detected, ai score=81, PowerShell, ForExec, Eldorado, Vwhl) | ||
| md5 | 76c809c3d668c4b5d280c7ca0d7920ae | ||
| sha256 | 2ef83de52e2d028ebc1f5e03e563a02da61d04e877681a85d998c4fc3a829d3f | ||
| ssdeep | 24:8WYaNpm00mhv234pyAdkr+/4IKc+0F6xDop7bLqdd79dssCc/Hf9Cm:8WYaXmwpYuvpZ7pPedJ9O | ||
| imphash | |||
| impfuzzy | |||
Network IP location
Signature (39cnts)
| Level | Description |
|---|---|
| danger | The process powershell.exe wrote an executable file to disk which it then attempted to execute |
| danger | A potential heapspray has been detected. 809 megabytes was sprayed onto the heap of the powershell.exe process |
| warning | File has been identified by 27 AntiVirus engines on VirusTotal as malicious |
| watch | Attempts to create or modify system certificates |
| watch | Communicates with host for which no DNS query was performed |
| watch | Creates a suspicious Powershell process |
| watch | Disables proxy possibly for traffic interception |
| watch | Drops a binary and executes it |
| watch | Looks for the Windows Idle Time to determine the uptime |
| watch | Network communications indicative of a potential document or script payload download was initiated by the processes powershell.exe |
| watch | One or more non-whitelisted processes were created |
| watch | Resumed a suspended thread in a remote process potentially indicative of process injection |
| notice | A process created a hidden window |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | An executable file was downloaded by the process mshta.exe |
| notice | Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time) |
| notice | Checks adapter addresses which can be used to detect virtual network interfaces |
| notice | Checks for the Locally Unique Identifier on the system for a suspicious privilege |
| notice | Creates (office) documents on the filesystem |
| notice | Creates a shortcut to an executable file |
| notice | Creates a suspicious process |
| notice | Creates executable files on the filesystem |
| notice | Drops an executable to the user AppData folder |
| notice | HTTP traffic contains suspicious features which may be indicative of malware related traffic |
| notice | One or more potentially interesting buffers were extracted |
| notice | Performs some HTTP requests |
| notice | Poweshell is sending data to a remote host |
| notice | Queries for potentially installed applications |
| notice | Searches running processes potentially to identify processes for sandbox evasion |
| notice | Terminates another process |
| notice | URL downloaded by powershell script |
| notice | Uses Windows utilities for basic Windows functionality |
| notice | Yara rule detected in process memory |
| info | Checks amount of memory in system |
| info | Checks if process is being debugged by a debugger |
| info | Command line console output was observed |
| info | Queries for the computername |
| info | Tries to locate where the browsers are installed |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (24cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (download) |
| warning | Generic_Malware_Zero | Generic Malware | binaries (upload) |
| watch | Admin_Tool_IN_Zero | Admin Tool Sysinternals | binaries (download) |
| watch | Antivirus | Contains references to security software | binaries (download) |
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (download) |
| notice | anti_vm_detect | Possibly employs anti-virtualization techniques | binaries (download) |
| notice | PDF_Format_Z | PDF Format | binaries (download) |
| info | anti_dbg | Checks if being debugged | memory |
| info | bmp_file_format | bmp file format | binaries (download) |
| info | DebuggerCheck__GlobalFlags | (no description) | memory |
| info | DebuggerCheck__QueryInfo | (no description) | memory |
| info | DebuggerHiding__Active | (no description) | memory |
| info | DebuggerHiding__Thread | (no description) | memory |
| info | disable_dep | Bypass DEP | memory |
| info | IsPE32 | (no description) | binaries (download) |
| info | lnk_file_format | Microsoft Windows Shortcut File Format | binaries (upload) |
| info | Lnk_Format_Zero | LNK Format | binaries (upload) |
| info | mzp_file_format | MZP(Delphi) file format | binaries (download) |
| info | PE_Header_Zero | PE File Signature | binaries (download) |
| info | PowerShell | PowerShell script | scripts |
| info | SEH__vectored | (no description) | memory |
| info | ThreadControl__Context | (no description) | memory |
| info | zip_file_format | ZIP file format | binaries (download) |
Network (9cnts) ?
Suricata ids
ET POLICY PE EXE or DLL Windows file download HTTP
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
ET INFO Dotted Quad Host PDF Request
ET INFO Executable Download from dotted-quad Host
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET WEB_CLIENT Hostile Microsoft Rich Text File (RTF) with corrupted listoverride
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
ET INFO Dotted Quad Host PDF Request
ET INFO Executable Download from dotted-quad Host
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET WEB_CLIENT Hostile Microsoft Rich Text File (RTF) with corrupted listoverride