ScreenShot
| Created | 2021.10.15 09:19 | Machine | s1_win7_x6401 |
| Filename | update.exe | ||
| Type | PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows | ||
| AI Score |
|
Behavior Score |
|
| ZERO API | file : malware | ||
| VT API (file) | 33 detected (AIDetect, malware2, malicious, high confidence, FakeAlert, GenericRXQB, Unsafe, Save, Eldorado, ADMO, Donut, Generic@ML, RDML, AqbGdPLBJ7qQ3nQTRlGBVw, Generic ML PUA, Score, Sabsik, R443193, BScope, Nitol, ai score=81, PowerShell, susgen, Tiny) | ||
| md5 | 9488b446052990dfb70a62e3efa57477 | ||
| sha256 | 2636b0f988e2d2129d014b870101be731b72d39e4f8ff12156b1b523a5c36c6a | ||
| ssdeep | 98304:HAknLbcQV0ktE08wFOsTrBgVipXrdZqWzBk7VWOEBsKy1dhl:HXnn1rsk+GZZqambK2L | ||
| imphash | 43801be8f5954e7259ebb6bc7f6dfe40 | ||
| impfuzzy | 6:HbJq4wX0iByYJxSBS0H5sD4sIW0oFUAliPEcn:7Jq4tMY58xaPXn | ||
Network IP location
Signature (20cnts)
| Level | Description |
|---|---|
| danger | File has been identified by 33 AntiVirus engines on VirusTotal as malicious |
| watch | Allocates execute permission to another process indicative of possible code injection |
| watch | Manipulates memory of a non-child process indicative of process injection |
| watch | Resumed a suspended thread in a remote process potentially indicative of process injection |
| watch | The process powershell.exe wrote an executable file to disk |
| notice | A process created a hidden window |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Checks for the Locally Unique Identifier on the system for a suspicious privilege |
| notice | Creates a shortcut to an executable file |
| notice | Creates a suspicious process |
| notice | Creates executable files on the filesystem |
| notice | Drops a binary and executes it |
| notice | One or more potentially interesting buffers were extracted |
| notice | The binary likely contains encrypted or compressed data indicative of a packer |
| 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 | Uses Windows APIs to generate a cryptographic key |
Rules (38cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (download) |
| watch | Antivirus | Contains references to security software | binaries (download) |
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | Malicious_Packer_Zero | Malicious Packer | binaries (download) |
| watch | Network_Downloader | File Downloader | memory |
| notice | Code_injection | Code injection with CreateRemoteThread in a remote process | memory |
| notice | Create_Service | Create a windows service | memory |
| notice | Escalate_priviledges | Escalate priviledges | memory |
| notice | KeyLogger | Run a KeyLogger | memory |
| notice | local_credential_Steal | Steal credential | memory |
| notice | Network_DGA | Communication using DGA | memory |
| notice | Network_DNS | Communications use DNS | memory |
| notice | Network_FTP | Communications over FTP | memory |
| notice | Network_HTTP | Communications over HTTP | memory |
| notice | Network_P2P_Win | Communications over P2P network | memory |
| notice | Network_TCP_Socket | Communications over RAW Socket | memory |
| notice | ScreenShot | Take ScreenShot | memory |
| notice | Sniff_Audio | Record Audio | memory |
| notice | Str_Win32_Http_API | Match Windows Http API call | memory |
| notice | Str_Win32_Internet_API | Match Windows Inet API call | memory |
| info | anti_dbg | Checks if being debugged | memory |
| info | antisb_threatExpert | Anti-Sandbox checks for ThreatExpert | memory |
| info | Check_Dlls | (no description) | memory |
| info | DebuggerCheck__GlobalFlags | (no description) | memory |
| info | DebuggerCheck__QueryInfo | (no description) | memory |
| info | DebuggerCheck__RemoteAPI | (no description) | memory |
| info | DebuggerException__ConsoleCtrl | (no description) | memory |
| info | DebuggerException__SetConsoleCtrl | (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 (upload) |
| info | IsPE64 | (no description) | binaries (download) |
| info | PE_Header_Zero | PE File Signature | binaries (download) |
| 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 |
PE API
IAT(Import Address Table) Library
msvcrt.dll
0x801dac strlen
0x801db0 malloc
0x801db4 fopen
0x801db8 fwrite
0x801dbc fclose
0x801dc0 memset
0x801dc4 _sleep
0x801dc8 getenv
0x801dcc sprintf
0x801dd0 __argc
0x801dd4 __argv
0x801dd8 _environ
0x801ddc _XcptFilter
0x801de0 __set_app_type
0x801de4 _controlfp
0x801de8 __getmainargs
0x801dec exit
kernel32.dll
0x801df4 CreateProcessA
0x801df8 CloseHandle
0x801dfc SetUnhandledExceptionFilter
EAT(Export Address Table) is none
msvcrt.dll
0x801dac strlen
0x801db0 malloc
0x801db4 fopen
0x801db8 fwrite
0x801dbc fclose
0x801dc0 memset
0x801dc4 _sleep
0x801dc8 getenv
0x801dcc sprintf
0x801dd0 __argc
0x801dd4 __argv
0x801dd8 _environ
0x801ddc _XcptFilter
0x801de0 __set_app_type
0x801de4 _controlfp
0x801de8 __getmainargs
0x801dec exit
kernel32.dll
0x801df4 CreateProcessA
0x801df8 CloseHandle
0x801dfc SetUnhandledExceptionFilter
EAT(Export Address Table) is none