ScreenShot
| Created | 2023.06.02 09:25 | Machine | s1_win7_x6403 |
| Filename | M.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) | 30 detected (malicious, high confidence, MSILZilla, Kryptik, Eldorado, Attribute, HighConfidence, AFAK, score, Agensla, PWSX, DownloaderNET, Detected, AgentTesla, ai score=89, MSIL@AI, MSIL2, KrRGmNM0j5ouQxunDRyPfA, Static AI, Suspicious PE, susgen, AGEK, confidence) | ||
| md5 | cd7722e668bab8732008fc21cd5c54c8 | ||
| sha256 | e28909c004f094d21d333e507708ec6f5cd0cc78144b3f9ff01a053cbd443bea | ||
| ssdeep | 3072:mv+9f2lFEuvThAoAimIzlSyM/bx9wFBvEZSin/Uh8wPC7wCuQo5bXOMGkUzllQEf:G+9fGuuvTLbmilSyIbx92EZ/C8wPCWQ3 | ||
| imphash | |||
| impfuzzy | 3:: | ||
Network IP location
Signature (19cnts)
| Level | Description |
|---|---|
| danger | Executed a process and injected code into it |
| danger | File has been identified by 30 AntiVirus engines on VirusTotal as malicious |
| watch | Allocates execute permission to another process indicative of possible code injection |
| watch | Code injection by writing an executable or DLL to the memory of another process |
| watch | Manipulates memory of a non-child process indicative of process injection |
| 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 | Connects to a Dynamic DNS Domain |
| notice | Looks up the external IP address |
| notice | One or more potentially interesting buffers were extracted |
| notice | Performs some HTTP requests |
| notice | Potentially malicious URLs were found in the process memory dump |
| 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 | Collects information to fingerprint the system (MachineGuid |
| info | This executable has a PDB path |
Rules (16cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| watch | ConfuserEx_Zero | Confuser .NET | binaries (upload) |
| notice | Generic_PWS_Memory_Zero | PWS Memory | memory |
| 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 | IsPE64 | (no description) | 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) |
Network (5cnts) ?
Suricata ids
ET POLICY External IP Lookup - checkip.dyndns.org
ET INFO 404/Snake/Matiex Keylogger Style External IP Check
ET INFO TLS Handshake Failure
ET HUNTING Observed Telegram API Domain (api .telegram .org in TLS SNI)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO External IP Lookup Domain in DNS Query (checkip .dyndns .org)
ET HUNTING Telegram API Domain in DNS Lookup
ET INFO 404/Snake/Matiex Keylogger Style External IP Check
ET INFO TLS Handshake Failure
ET HUNTING Observed Telegram API Domain (api .telegram .org in TLS SNI)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO External IP Lookup Domain in DNS Query (checkip .dyndns .org)
ET HUNTING Telegram API Domain in DNS Lookup
PE API
IAT(Import Address Table) is none
EAT(Export Address Table) is none
EAT(Export Address Table) is none