ScreenShot
| Created | 2023.03.15 12:16 | Machine | s1_win7_x6403 |
| Filename | BL-1600072563308pdf.exe | ||
| Type | PE32+ executable (GUI) x86-64 Mono/.Net assembly, for MS Windows | ||
| AI Score |
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Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 20 detected (Agensla, malicious, high confidence, Artemis, confidence, Kryptik, Eldorado, AIIK, SpywareX, Siggen3, Wacatac, Detected, CLOUD, AIHP) | ||
| md5 | 439d761548b85536d63cd8e4a8d26d8f | ||
| sha256 | 5b178b34f935328b391d2aaf55c074d8560f09f22035f11309c659c4df2a1292 | ||
| ssdeep | 12288:+RtB+ok6KX4+5p7hE4D9DiGLOXJ09eRpPfvVGZGgfBKEPugRAG8R7FXJ4LpnsrEj:OsoMhd5i52L | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (23cnts)
| Level | Description |
|---|---|
| danger | Executed a process and injected code into it |
| warning | File has been identified by 20 AntiVirus engines on VirusTotal as malicious |
| watch | Allocates execute permission to another process indicative of possible code injection |
| watch | Attempts to create or modify system certificates |
| watch | Code injection by writing an executable or DLL to the memory of another process |
| watch | Harvests credentials from local email clients |
| watch | Harvests credentials from local FTP client softwares |
| watch | Looks for the Windows Idle Time to determine the uptime |
| watch | Potential code injection by writing to the memory of another process |
| watch | Resumed a suspended thread in a remote process potentially indicative of process injection |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Checks adapter addresses which can be used to detect virtual network interfaces |
| notice | Looks up the external IP address |
| notice | One or more potentially interesting buffers were extracted |
| notice | Performs some HTTP requests |
| notice | Steals private information from local Internet browsers |
| 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 | One or more processes crashed |
| info | Queries for the computername |
| info | This executable has a PDB path |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (17cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| watch | UPX_Zero | UPX packed file | binaries (upload) |
| notice | KeyLogger | Run a KeyLogger | memory |
| notice | Network_SMTP_dotNet | Communications smtp | memory |
| info | anti_dbg | Checks if being debugged | memory |
| 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 | Is_DotNET_EXE | (no description) | binaries (upload) |
| info | IsPE64 | (no description) | binaries (upload) |
| info | OS_Processor_Check_Zero | OS Processor Check | binaries (upload) |
| info | PE_Header_Zero | PE File Signature | binaries (upload) |
| info | SEH__vectored | (no description) | memory |
| info | ThreadControl__Context | (no description) | memory |
| info | win_hook | Affect hook table | memory |
| info | Win_Backdoor_AsyncRAT_Zero | Win Backdoor AsyncRAT | binaries (upload) |
PE API
IAT(Import Address Table) Library
mscoree.dll
0x5101dc _CorExeMain
EAT(Export Address Table) is none
mscoree.dll
0x5101dc _CorExeMain
EAT(Export Address Table) is none