ScreenShot
| Created | 2021.03.10 13:47 | Machine | s1_win7_x6402 |
| Filename | 7.iostem.exe | ||
| Type | PE32 executable (DLL) (native) Intel 80386, for MS Windows | ||
| AI Score |
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Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 11 detected (Malicious, score, Artemis, confidence, 100%, Trickpak, CLOUD, TrickBot, 98LA7C, arvvw, Unsafe) | ||
| md5 | 1da055b46fb0698f80a4404b3a3a63b3 | ||
| sha256 | 71b4913ef363073f0ecc4b4c5af3ad4b4889ac7f22a3e34d54c9b6572b83c483 | ||
| ssdeep | 12288:obfU4rj9nHECpvq6WP2wpPXZAN85/g7Q7LJc:S7kCpvm/PXk2/gcP | ||
| imphash | 2b5f348995ab84adca5770eb3a5f6f9f | ||
| impfuzzy | 3:sUHXXLCbAJSHXX0AZAJGXWXxcHAw9XbXMB1JRWD3n:5ebVUAZ5AxcHAij2JwD3 | ||
Network IP location
Signature (14cnts)
| Level | Description |
|---|---|
| watch | Communicates with host for which no DNS query was performed |
| watch | File has been identified by 11 AntiVirus engines on VirusTotal as malicious |
| notice | A process attempted to delay the analysis task. |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| 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 a suspicious process |
| notice | Looks up the external IP address |
| notice | One or more potentially interesting buffers were extracted |
| notice | Performs some HTTP requests |
| notice | Terminates another process |
| notice | Yara rule detected in process memory |
| info | Checks if process is being debugged by a debugger |
| info | Queries for the computername |
Rules (48cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| 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 | IsDLL | (no description) | binaries (upload) |
| info | IsPE32 | (no description) | binaries (upload) |
| info | PE_Header_Zero | PE File Signature Zero | binaries (upload) |
| info | SEH__vectored | (no description) | memory |
| info | ThreadControl__Context | (no description) | memory |
| info | win_hook | Affect hook table | memory |
| info | create_com_service | Create a COM server | memory |
| info | create_service | Create a windows service | memory |
| info | cred_local | Steal credential | memory |
| info | escalate_priv | Escalade priviledges | memory |
| info | HasDebugData | DebugData Check | binaries (upload) |
| info | HasRichSignature | Rich Signature Check | binaries (upload) |
| info | inject_thread | Code injection with CreateRemoteThread in a remote process | memory |
| info | keylogger | Run a keylogger | memory |
| info | migrate_apc | APC queue tasks migration | memory |
| info | network_dga | Communication using dga | memory |
| info | network_dns | Communications use DNS | memory |
| info | network_dropper | File downloader/dropper | memory |
| info | network_ftp | Communications over FTP | memory |
| info | network_http | Communications over HTTP | memory |
| info | network_p2p_win | Communications over P2P network | memory |
| info | network_tcp_listen | Listen for incoming communication | memory |
| info | network_tcp_socket | Communications over RAW socket | memory |
| info | network_udp_sock | Communications over UDP network | memory |
| info | screenshot | Take screenshot | memory |
| info | sniff_audio | Record Audio | memory |
| info | spreading_file | Malware can spread east-west file | memory |
| info | spreading_share | Malware can spread east-west using share drive | memory |
| info | Str_Win32_Wininet_Library | Match Windows Inet API library declaration | memory |
| info | Str_Win32_Winsock2_Library | Match Winsock 2 API library declaration | memory |
| info | win_files_operation | Affect private profile | memory |
| info | win_mutex | Create or check mutex | memory |
| info | win_private_profile | Affect private profile | memory |
| info | win_registry | Affect system registries | memory |
| info | win_token | Affect system token | memory |
Network (7cnts) ?
Suricata ids
ET JA3 Hash - Possible Malware - Various Trickbot/Kovter/Dridex
ET POLICY OpenSSL Demo CA - Internet Widgits Pty (O)
ET POLICY curl User-Agent Outbound
ET POLICY OpenSSL Demo CA - Internet Widgits Pty (O)
ET POLICY curl User-Agent Outbound