MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1b0329aa6aad2d2b0a9fc983fad925441fdaf8c5d53c1e878a98e3f0b5466984. 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

NanoCore

Vendor detections: 3

Intelligence 3 IOCs YARA 3 File information Comments

SHA256 hash:	1b0329aa6aad2d2b0a9fc983fad925441fdaf8c5d53c1e878a98e3f0b5466984
SHA3-384 hash:	93b2e93d0b5b59afa7125047707a681f7dc895492a04033f7bba54f2b33428a6e3f19ef88ea37aa359449cc4d1cbf8e8
SHA1 hash:	5d2971a64351098f7c1277092125f9cf4616912e
MD5 hash:	d4177645156c5f3949a32d9c88d32f3e
humanhash:	harry-nitrogen-mexico-carbon
File name:	CoronaVirus.xlsm
Download:	download sample
Signature	NanoCore Create hunting rule
File size:	420'592 bytes
First seen:	2020-04-17 08:37:21 UTC
Last seen:	2020-04-17 09:50:25 UTC
File type:	xlsm
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	12288:YA49w8fyunGthwu8kxPthZugvq4jzjSGUu1Ck:H49b7AhFxPthZnvL3t1z
TLSH	2194232BD358BE9EC6F3EA7D89458AE7231653CE33907CB96C688888065F12DC172D51
Reporter	abuse_ch
Tags:	COVID-19 NanoCore RAT xlsm

abuse_ch

COVID-19 themed malspam distributing NanoCore RAT:

HELO: vm593.rz.uni-osnabrueck.de
Sending IP: 131.173.17.199
From: "CDC Team" <cdc-covid19@uni-osnabrueck.de>
Subject: Coronavirus update (COVID-19) <victim-email> your neighbors tested positive!
Attachment: CoronaVirus.xlsm

NanoCore RAT payload URL:
http://gbud.webd.pl/cli/Invo.exe

NanoCore RAT C2:
549177.duckdns.org:54917 (137.74.80.220)

Resolves to OVH IP space

Intelligence

File Origin

# of uploads :

# of downloads :

100

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

Xls.Dropper.Agent-7670657-0

Gathering data

Threat name:

Document-Word.Trojan.Npe

Status:

Malicious

First seen:

2020-04-17 08:25:44 UTC

File Type:

Document

Extracted files:

AV detection:

17 of 31 (54.84%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=dmbstktkvuwswcu7zgb7vwjfiqp5v6gf2u6b5b4ktdr7bnkgngca._file

Verdict:

unknown

Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	SharedStrings Create hunting rule
Author:	Katie Kleemola
Description:	Internal names found in LURK0/CCTV0 samples

Rule name:	win_alina_pos_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator

Rule name:	win_gootkit_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator