Report - nano6129.exe

Generic Malware Malicious Packer PE File PE32 .NET EXE
ScreenShot
Created 2021.10.30 11:41 Machine s1_win7_x6401
Filename nano6129.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
8
Behavior Score
10.0
ZERO API file : clean
VT API (file) 56 detected (malicious, high confidence, Orbus, Unsafe, NanoCore, Save, ZemsilF, mmW@aOOCDsd, Eldorado, Nancrat, fpar, NanoBot, hmqoyu, Noancooe, JDE@5s4u9t, Gen7, A + Troj, NanoCor, Static AI, Malicious PE, Nancat, score, FICC, ai score=86, TScope, CLASSIC, confidence, 100%, susgen)
md5 4c342f040ad8b94e4f814e1f62e488ed
sha256 988c1b9c99f74739edaf4e80ecaba04407e0ca7284f3dbd13c87a506bf0e97b7
ssdeep 3072:szEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIQHO1RxN+dAu8imqhVPd63DfOB:sLV6Bta6dtJmakIM59wC86hV1UfUgrTM
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (22cnts)

Level Description
danger File has been identified by 56 AntiVirus engines on VirusTotal as malicious
watch A process attempted to delay the analysis task.
watch Attempts to remove evidence of file being downloaded from the Internet
watch Deletes executed files from disk
watch Executes one or more WMI queries
watch Installs itself for autorun at Windows startup
watch Looks for the Windows Idle Time to determine the uptime
watch One or more of the buffers contains an embedded PE file
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 Checks whether any human activity is being performed by constantly checking whether the foreground window changed
notice Connects to a Dynamic DNS Domain
notice Creates a suspicious process
notice One or more potentially interesting buffers were extracted
notice The binary likely contains encrypted or compressed data indicative of a packer
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 Collects information to fingerprint the system (MachineGuid
info Command line console output was observed
info Queries for the computername

Rules (5cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Malicious_Packer_Zero Malicious Packer 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 (2cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
nanoboss.duckdns.org IE MICROSOFT-CORP-MSN-AS-BLOCK 23.102.1.5 clean
23.102.1.5 IE MICROSOFT-CORP-MSN-AS-BLOCK 23.102.1.5 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