Report - vbc.exe

RAT Generic Malware Antivirus AntiDebug AntiVM .NET EXE PE32 PE File
ScreenShot
Created 2023.03.13 17:53 Machine s1_win7_x6403
Filename vbc.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
8
Behavior Score
11.4
ZERO API file : malware
VT API (file) 39 detected (AIDetectNet, SnakeLogger, MulDrop21, GenericKDZ, YakbeexMSIL, Abzn, malicious, confidence, 100%, Kryptik, Eldorado, Malcode, gdn30, high confidence, AIHL, score, PWSX, FDBP, Static AI, Suspicious PE, ai score=86, AgentTesla, MBBV, Detected, R561238, Artemis, MSIL@AI, MSIL2, J6lm+YyQJFPHN+fU, tz61w, susgen, GenKryptik, GCEI, GdSda)
md5 80e931736ae515aa4c63458e1bd9c7fb
sha256 d740e51f896255da1f4c88a7318bf912977675c5c571a73a5a925a0e120f3d1c
ssdeep 24576:8kYNUfqBpJhTIvKjhaFtS/PmDVVgUqBQ+0:ONHlhTIvKjUFE/uxVgUkQ
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (26cnts)

Level Description
danger Executed a process and injected code into it
danger File has been identified by 39 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 Deletes executed files from disk
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 A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
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 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 The binary likely contains encrypted or compressed data indicative of a packer
notice Uses Windows utilities for basic Windows functionality
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 Command line console output was observed
info One or more processes crashed
info Queries for the computername
info This executable has a PDB path
info Uses Windows APIs to generate a cryptographic key

Rules (13cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Antivirus Contains references to security software binaries (download)
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 (4cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://www.starfish.press/g2fg/?xVJtG4Th=lWcjeiBloi4EDbg7MN3rvx7EqhokJu38Iq2Oe6cWJqEYyMwYkHsTTSC60+FG1O/0m2FzwNNs&1bw=L6Adp0nXjfjLdR2p Unknown 157.90.241.6 27950 mailcious
www.strlocal.com Unknown clean
www.starfish.press Unknown 157.90.241.6 mailcious
157.90.241.6 Unknown 157.90.241.6 mailcious

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



Similarity measure (PE file only) - Checking for service failure