ScreenShot
| Created | 2022.05.25 09:36 | Machine | s1_win7_x6401 |
| Filename | in.exe | ||
| Type | PE32 executable (GUI) Intel 80386 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) | 48 detected (AIDetectNet, Seraph, malicious, high confidence, Androm, Unsafe, Save, ABRisk, PRXO, Attribute, HighConfidence, EmbeddedDotNetBinary, Kryptik, ali2000016, Wacatac, Phgw, Inject4, SnakeStealer, gnhpf, ai score=100, kcloud, AgentTesla, score, ZemsilF, um0@aWnvzjm, R06CH0DEN22, MSIL@AI, 8GwxdAsSKLliyU1lHCHdzA, Static AI, Malicious PE, susgen, GenKryptik, FOUK, DropperX, confidence, 100%) | ||
| md5 | 4fa69e0d7185f0e227c7ac6223afa015 | ||
| sha256 | f80877bb1d4731e82e216dea820804ab0db1e3905e831afc6a64e7a51b14b7f4 | ||
| ssdeep | 6144:yMHB4fuqlaqMfD7w/79khCD1gPjxJLKNu8I5v390R4iwYOyx2+B/U/ZCb4:yMH22qla5w/yXbxBKNu3v3IhOEBBM/Zz | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (27cnts)
| Level | Description |
|---|---|
| danger | File has been identified by 48 AntiVirus engines on VirusTotal as malicious |
| danger | Executed a process and injected code into it |
| watch | Allocates execute permission to another process indicative of possible code injection |
| watch | Attempts to identify installed AV products by installation directory |
| 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 | Harvests information related to installed instant messenger clients |
| 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 |
| watch | Used NtSetContextThread to modify a thread in a remote process 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 | Checks for the Locally Unique Identifier on the system for a suspicious privilege |
| 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 | Steals private information from local Internet browsers |
| 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 | One or more processes crashed |
| info | Queries for the computername |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (17cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | hide_executable_file | Hide executable file | 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 | Is_DotNET_EXE | (no description) | binaries (upload) |
| info | IsPE32 | (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 INFO DYNAMIC_DNS Query to *.dyndns. Domain
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 POLICY External IP Lookup - checkip.dyndns.org
ET HUNTING Telegram API Domain in DNS Lookup
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 POLICY External IP Lookup - checkip.dyndns.org
ET HUNTING Telegram API Domain in DNS Lookup
PE API
IAT(Import Address Table) Library
mscoree.dll
0x402000 _CorExeMain
EAT(Export Address Table) is none
mscoree.dll
0x402000 _CorExeMain
EAT(Export Address Table) is none