Report - vbc.exe

AgentTesla PWS[m] NPKI RAT browser info stealer Generic Malware Google Chrome User Data Downloader Antivirus Create Service Socket DNS Internet API Sniff Audio KeyLogger Escalate priviledges AntiDebug AntiVM PE32 .NET EXE PE File
ScreenShot
Created 2023.01.22 14:47 Machine s1_win7_x6403
Filename vbc.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
4
Behavior Score
10.6
ZERO API file : malware
VT API (file) 24 detected (malicious, high confidence, MSILZilla, Unsafe, Save, Attribute, HighConfidence, score, Generic ML PUA, Static AI, Malicious PE, AGEN, Wacapew, ai score=87, MSIL@AI, MSIL2, DZoww8Xd1t7PUR4f8yzGQA, susgen, ZemsilF, go0@aGasrck)
md5 33ebd23f0b509a3aef161188722170d2
sha256 03c376f93694b16411d767bd648451d76eb1e472511a96c421a9e50089cb239b
ssdeep 49152:wOUefvUighu9cDQcV3CNeeqnNlQJyp31r:
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (23cnts)

Level Description
danger Executed a process and injected code into it
warning File has been identified by 24 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 Creates a windows hook that monitors keyboard input (keylogger)
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 attempted to delay the analysis task.
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 Connects to a Dynamic DNS Domain
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 Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Queries for the computername
info Uses Windows APIs to generate a cryptographic key

Rules (28cnts)

Level Name Description Collection
danger NPKI_Zero File included NPKI binaries (upload)
warning Generic_Malware_Zero Generic Malware binaries (download)
warning infoStealer_browser_Zero browser info stealer memory
watch Antivirus Contains references to security software binaries (download)
watch Chrome_User_Data_Check_Zero Google Chrome User Data Check memory
watch Network_Downloader File Downloader memory
notice Create_Service Create a windows service memory
notice Escalate_priviledges Escalate priviledges memory
notice Generic_PWS_Memory_Zero PWS Memory memory
notice KeyLogger Run a KeyLogger memory
notice Network_DNS Communications use DNS memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice Sniff_Audio Record Audio memory
notice Str_Win32_Internet_API Match Windows Inet API call 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)
info Win_Trojan_agentTesla_Zero Win.Trojan.agentTesla memory

Network (5cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://geoplugin.net/json.gp NL Schuberg Philis B.V. 178.237.33.50 clean
geoplugin.net NL Schuberg Philis B.V. 178.237.33.50 clean
infoprokaps.ddns.net DE Leaseweb Deutschland GmbH 178.162.212.214 clean
178.162.212.214 DE Leaseweb Deutschland GmbH 178.162.212.214 clean
178.237.33.50 NL Schuberg Philis B.V. 178.237.33.50 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