MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1fddc0cfd9632772ba10b059d83a1bb34b01a81766e61804bc39ca3898c5211. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Intelligence 1 File information 1 Yara 5 Comments

SHA256 hash: f1fddc0cfd9632772ba10b059d83a1bb34b01a81766e61804bc39ca3898c5211
SHA3-384 hash: 760cfe88a9c32f651f244529fa03906b296d2cd2bbcd3f723c4f544da6155dca9faf957ba946e3197d985e8ed50408aa
SHA1 hash: 17b3a43c427429aa84624ab6a7f21c3621cdc464
MD5 hash: 9430ffb97fd0940e0c6fcaa11d409202
humanhash: west-magnesium-undress-washington
File name:nass.exe
Download: download sample
Signature NanoCore
File size:727'040 bytes
First seen:2020-06-30 07:25:27 UTC
Last seen:2020-06-30 15:04:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep 12288:wlo3BKUilEzSwXFOYlutdHO1M26eotc3uVM7iZ/3LPerXyJRNx:wuEUi+zSwXgSutFO1M26Ftcj7iZ/SriL
TLSH 40F4F1266BE88564E27FAB7EF56051508374E417C4EFEB1F4888E0FA2C53744A9037A7


Mail intelligence No data
# of uploads 3
# of downloads 35
Origin country IT IT
CAPE Sandbox Detection:NanoCore
CERT.PL MWDB Detection:nanocore
ReversingLabs :Status:Malicious
Threat name:ByteCode-MSIL.Trojan.Genkryptik
First seen:2020-06-30 07:27:08 UTC
AV detection:23 of 31 (74.19%)
Threat level:   5/5
Spamhaus Hash Blocklist :Malicious file
Hatching Triage Score:   10/10
Malware Family:nanocore
Tags:persistence evasion trojan keylogger stealer spyware family:nanocore
VirusTotal:Virustotal results 34.29%

Yara Signatures

Rule name:ach_NanoCore
Rule name:Nanocore
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:Nanocore_RAT_Feb18_1
Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
Author:Florian Roth
Description:Detetcs the Nanocore RAT
Rule name:win_nanocore_w0
Author: Kevin Breen <>

File information

The table below shows additional information about this malware sample such as delivery method and external references.