Report - vbc.exe

PWS[m] RAT UPX SMTP KeyLogger AntiDebug AntiVM PE32 OS Processor Check .NET EXE PE File
ScreenShot
Created 2023.02.01 18:53 Machine s1_win7_x6401
Filename vbc.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
10
Behavior Score
6.4
ZERO API file : malware
VT API (file) 39 detected (AIDetectNet, DInvoke, GenericKD, Unsafe, Save, runner, ali1000123, malicious, Attribute, HighConfidence, high confidence, Kryptik, AHUA, score, RATX, Ddhl, Inject4, moderate, Generic ML PUA, Static AI, Malicious PE, SnakeStealer, pigrx, Wacatac, Artemis, ai score=84, MSIL@AI, MSIL2, qVpbuIxyh5KQHjOZIP, Outbreak, susgen, ZemsilF, km0@ayku9ypG)
md5 660e3fcc23c3a833e6e8af22b13ebd81
sha256 0ea47499aa08a0ed53a42fd19259cb677b4f87446f7fa7609b650f18d327de72
ssdeep 3072:P44CG54MEA4qmNCNqiSnVm6BY1T2gg/HvV0qZ1+ipTraV8u1VcGLT9XM:Aveu/TMsiaeA/H/P+Ck
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (15cnts)

Level Description
danger File has been identified by 39 AntiVirus engines on VirusTotal as malicious
watch Attempts to identify installed AV products by installation directory
watch Communicates with host for which no DNS query was performed
watch Harvests credentials from local email clients
watch Harvests credentials from local FTP client softwares
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 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 One or more processes crashed
info Queries for the computername
info Uses Windows APIs to generate a cryptographic key

Rules (18cnts)

Level Name Description Collection
watch UPX_Zero UPX packed 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 OS_Processor_Check_Zero OS Processor Check 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 (1cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
45.137.65.132 NL Zomro B.V. 45.137.65.132 clean

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