ScreenShot
| Created | 2021.11.09 10:18 | Machine | s1_win7_x6403 |
| Filename | vbc.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score | Not founds | Behavior Score |
|
| ZERO API | file : clean | ||
| VT API (file) | 33 detected (Malicious, high confidence, GenericKD, Artemis, FormBook, confidence, 100%, Eldorado, Kryptik, ADKF, Noon, bcht, PWSX, Inject4, kcloud, Sabsik, RGGL6Z, score, ZemsilF, Mm0@aaEeWke, ai score=89, Static AI, Malicious PE, susgen, ADIT) | ||
| md5 | 88d735da9f8ca6d1cfb1ff692715cc8b | ||
| sha256 | 3b001f0a9512ead9ddd2f68a80fc6f1db66023941956690d147f10dbc465c663 | ||
| ssdeep | 12288:Lzm0z8db5nsDLvtGdbU7NOznmOddPbFDGGHA+zo73P:kUJGC7omOddPBDxHfAP | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (23cnts)
| Level | Description |
|---|---|
| danger | Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually) |
| danger | Executed a process and injected code into it |
| danger | File has been identified by 33 AntiVirus engines on VirusTotal as malicious |
| warning | Generates some ICMP traffic |
| watch | A process attempted to delay the analysis task. |
| watch | Allocates execute permission to another process indicative of possible code injection |
| watch | Attempts to remove evidence of file being downloaded from the Internet |
| watch | Code injection by writing an executable or DLL to the memory of another process |
| watch | Communicates with host for which no DNS query was performed |
| watch | Looks for the Windows Idle Time to determine the uptime |
| 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 | HTTP traffic contains suspicious features which may be indicative of malware related traffic |
| notice | One or more potentially interesting buffers were extracted |
| notice | Performs some HTTP requests |
| 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 | Uses Windows APIs to generate a cryptographic key |
Rules (14cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (upload) |
| watch | Admin_Tool_IN_Zero | Admin Tool Sysinternals | binaries (upload) |
| watch | Win32_Trojan_PWS_Net_1_Zero | Win32 Trojan PWS .NET Azorult | binaries (upload) |
| 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_Backdoor_AsyncRAT_Zero | Win Backdoor AsyncRAT | binaries (upload) |
Network (27cnts) ?
Suricata ids
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET MALWARE FormBook CnC Checkin (GET)
ET MALWARE FormBook CnC Checkin (GET)
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