ScreenShot
| Created | 2023.03.17 18:11 | Machine | s1_win7_x6403 |
| Filename | 4.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score |
|
Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 30 detected (AIDetectNet, malicious, high confidence, Barys, unsafe, confidence, ZemsilF, am0@aKuvP5k, Eldorado, Attribute, HighConfidence, PsDownload, FUTR, score, CoinMiner, Detected, AGEN, AsyncRat, NEAG, ai score=81, Static AI, Malicious PE, susgen) | ||
| md5 | 3eaca76030647d883ca5c109b43acc76 | ||
| sha256 | 9a5d5b0ab46c1e25f4533c74017bf65c2da1ffcf1839b03391ddb2dd09aae609 | ||
| ssdeep | 96:Nd79+3CFQ39t6drvk+aWSAYuGsyvk+aIiLvud3ojjrl:X9+yFY9kvkSfYxvkU2udk | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (18cnts)
| Level | Description |
|---|---|
| danger | The process powershell.exe wrote an executable file to disk which it then attempted to execute |
| danger | File has been identified by 30 AntiVirus engines on VirusTotal as malicious |
| danger | Powershell Downloader DFSP detected |
| watch | Network communications indicative of a potential document or script payload download was initiated by the process powershell.exe |
| watch | One or more non-whitelisted processes were created |
| notice | A process created a hidden window |
| 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 shortcut to an executable file |
| notice | Creates a suspicious process |
| notice | Poweshell is sending data to a remote host |
| notice | URL downloaded by powershell script |
| 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 | Queries for the computername |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (7cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (download) |
| watch | Antivirus | Contains references to security software | binaries (download) |
| info | Is_DotNET_EXE | (no description) | binaries (upload) |
| info | IsPE32 | (no description) | binaries (upload) |
| info | PE_Header_Zero | PE File Signature | binaries (upload) |
| info | PowerShell | PowerShell script | scripts |
| info | PowershellDFSP | Rule for Powershell DFSP detection | scripts |
Suricata ids
ET INFO Observed Discord Domain in DNS Lookup (discordapp .com)
ET INFO Observed Discord Domain (discordapp .com in TLS SNI)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO Observed Discord Domain (discordapp .com in TLS SNI)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
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