Report - refno3.exe

Generic Malware Admin Tool (Sysinternals etc ...) .NET EXE PE File PE32
ScreenShot
Created 2021.08.14 09:57 Machine s1_win7_x6402
Filename refno3.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
6
Behavior Score
6.8
ZERO API file : malware
VT API (file) 44 detected (malicious, high confidence, MSILHeracles, AgentTesla, FCTY, Save, starter, ali1000139, Kryptik, Eldorado, ACJW, Noon, RATX, Taoz, PackedNET, FormBook, CXUAA6, Unsafe, Score, 100%, glgbs, kcloud, NanoBot, PWSX, ai score=81, TelegramBot, Static AI, Suspicious PE, susgen, GenKryptik, FIQL, GdSda, confidence, HwMAO9cA)
md5 c7cda00215a9747d2a6142919bd45227
sha256 38b7a5626e00ff148782f6726d11dfabee44922c40bac65a09eaf0b2a44e4c65
ssdeep 12288:ipKqKvbIzrjF/Tzacdea0At2J6oSYKBgwJYtXt93IiT2fXek/HmUVpX69EV4lm:ipKFjIVzPeaJvZLYtXt95T2fXevO9
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (15cnts)

Level Description
danger File has been identified by 44 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 Manipulates memory of a non-child 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 suspicious process
notice Terminates another process
notice Uses Windows utilities for basic Windows functionality
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 Queries for the computername
info Uses Windows APIs to generate a cryptographic key

Rules (5cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Admin_Tool_IN_Zero Admin Tool Sysinternals binaries (upload)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

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