Report - tyh.exe

AsyncRAT task schedule Downloader Malicious Packer .NET framework(MSIL) UPX Create Service Socket DGA Http API ScreenShot Escalate priviledges Steal credential PWS Sniff Audio HTTP DNS Code injection Internet API FTP KeyLogger P2P AntiDebug AntiVM PE File
ScreenShot
Created 2024.09.22 17:43 Machine s1_win7_x6403
Filename tyh.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
6
Behavior Score
5.2
ZERO API file : malware
VT API (file) 59 detected (AIDetectMalware, AsyncRat, IgenericFC, S14890850, Fareit, Mardom, Unsafe, Save, malicious, confidence, 100%, Attribute, HighConfidence, Windows, DropperX, Razy, Crysan, Kryptik, AntiVM, CLASSIC, Siggen9, SMXSR, score, Static AI, Malicious PE, gguk, Detected, 1BITXMO, Samas, Eldorado, R358277, OScope, susgen)
md5 9c4b68850249e708088728ef30466d0a
sha256 c12b88e20e297909d50c574acd4de33e3c3dd93399014d2be20c345701793fbf
ssdeep 768:0u6ZdTvER+SWUk6P4mo2qbWjSQTHTx9zYzPISLSWGkj0betHDX+J4+y4PIAY0TpN:0u6ZdTv2S2vSIHTx/SLSnbetjX44qPI4
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (11cnts)

Level Description
danger File has been identified by 59 AntiVirus engines on VirusTotal as malicious
watch Installs itself for autorun at Windows startup
watch Resumed a suspended thread in a remote process potentially indicative of process injection
notice Created a process named as a common system process
notice Creates a suspicious process
notice Drops a binary and executes it
notice Drops an executable to the user AppData folder
notice Uses Windows utilities for basic Windows functionality
notice Yara rule detected in process memory
info Command line console output was observed
info Queries for the computername

Rules (48cnts)

Level Name Description Collection
danger AsyncRat AsyncRat Payload binaries (download)
danger AsyncRat AsyncRat Payload binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
watch Network_Downloader File Downloader memory
watch schtasks_Zero task schedule memory
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
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 Generic_PWS_Memory_Zero PWS Memory memory
notice KeyLogger Run a KeyLogger memory
notice local_credential_Steal Steal credential memory
notice Network_DGA Communication using DGA memory
notice Network_DNS Communications use DNS memory
notice Network_FTP Communications over FTP memory
notice Network_HTTP Communications over HTTP memory
notice Network_P2P_Win Communications over P2P network memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice ScreenShot Take ScreenShot memory
notice Sniff_Audio Record Audio memory
notice Str_Win32_Http_API Match Windows Http API call memory
notice Str_Win32_Internet_API Match Windows Inet API call memory
info anti_dbg Checks if being debugged memory
info antisb_threatExpert Anti-Sandbox checks for ThreatExpert memory
info Check_Dlls (no description) memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerCheck__RemoteAPI (no description) memory
info DebuggerException__ConsoleCtrl (no description) memory
info DebuggerException__SetConsoleCtrl (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 (download)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (download)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
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

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

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