Report - vbc.exe

AgentTesla RAT browser info stealer Google Chrome User Data Create Service Socket Code injection Sniff Audio KeyLogger Escalate priviledges Downloader AntiDebug AntiVM PE File PE32 .NET EXE
ScreenShot
Created 2022.03.19 12:18 Machine s1_win7_x6401
Filename vbc.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
7
Behavior Score
10.4
ZERO API file : malware
VT API (file) 45 detected (Strictor, Unsafe, AgentTesla, malicious, high confidence, Remcos, PWSX, Edeg, R002C0DCG22, GenericRXRU, Krypt, krpkb, ASMalwS, score, ai score=88, MSIL@AI, wiqgpUiALNcuppbQgmw, agr5zYiqdvI, Static AI, Malicious PE, susgen, GdSda, confidence, 100%)
md5 86eaf435f35e874faa7067031edbda31
sha256 51b5925e1b6b13f15c65d944a658a8f020ab87bda9cda80634c0d1c021eaac58
ssdeep 12288:EE0qDGco/G2l28gBVnJGD921Yh6gHs+1AM44KiHMnMQlDMBDlB:P0qzBVn4U1YUcsMAMyiHMplDMZlB
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (18cnts)

Level Description
danger Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually)
danger File has been identified by 45 AntiVirus engines on VirusTotal as malicious
danger Executed a process and injected code into it
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 Communicates with host for which no DNS query was performed
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 Allocates read-write-execute memory (usually to unpack itself)
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice One or more potentially interesting buffers were extracted
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 The file contains an unknown PE resource name possibly indicative of a packer

Rules (24cnts)

Level Name Description Collection
warning infoStealer_browser_Zero browser info stealer memory
watch Chrome_User_Data_Check_Zero Google Chrome User Data Check memory
watch Network_Downloader File Downloader memory
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Create_Service Create a windows service memory
notice Escalate_priviledges Escalate priviledges memory
notice KeyLogger Run a KeyLogger memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice Sniff_Audio Record Audio memory
info anti_dbg Checks if being debugged memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerCheck__RemoteAPI (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 (3cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
cato.iownyour.org DE David Craig 91.193.75.227 clean
146.70.76.43 Unknown 146.70.76.43 clean
91.193.75.227 DE David Craig 91.193.75.227 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