MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fcfc89b5ad3b4e406664cdd8408f56fe8b0c9a9eeb50fc821f2e89a9785c9f3e. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fcfc89b5ad3b4e406664cdd8408f56fe8b0c9a9eeb50fc821f2e89a9785c9f3e
SHA3-384 hash: 8f6fad8cd18979d6ac21876ffd49b4e16acf8f10fba06616e5beac212f822435651652527e016b53050077d3d2c8708d
SHA1 hash: 5b2a314125e3ce989cacde910153349bc0fd0a8b
MD5 hash: 3e5606ac4cfc7377397427ef830512ab
humanhash: one-kentucky-fish-mountain
File name:wdfr.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:276'992 bytes
First seen:2020-06-29 19:52:34 UTC
Last seen:2020-06-29 23:57:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:YXwSkeP01ZKBjz85WgS9QLYESJc6hJIBhagXyQYCV8:L3/KBj8WgSyxSWagXyQLV8
Threatray 1'448 similar samples on MalwareBazaar
TLSH BA440144FB88DA17CA2F0179C46AA77043A0DF6B6552E39B2C4D7E1FB5733C9260609B
Reporter abuse_ch
Tags:exe NanoCore NetWire RAT


Avatar
abuse_ch
Malspam distributing NetWire:

HELO: semf07.mfg.siteprotect.com
Sending IP: 64.26.60.170
From: Shawn McKay <info@vancouvercharters.com>
Reply-To: prepre080@vivaldi.net
Subject: RESENDING: Quotation Needed
Attachment: PO29062020.xlsm

NetWire RAT payload URL:
http://longi.ca/wdfr.exe

NetWire RAT C2:
gold080.ooguy.com:4770 (79.134.225.84)

Pointing to nVpn:

% Information related to '79.134.225.64 - 79.134.225.127'

% Abuse contact for '79.134.225.64 - 79.134.225.127' is 'abuse@your-vpn.network'

inetnum: 79.134.225.64 - 79.134.225.127
netname: YOUR_VPN_NETWORK
country: DE
remarks: ****************************************************
remarks: This subnet belongs to a VPN service provider.
remarks: We protect the right to privacy, which means
remarks: we don't log the activities of our users.
remarks: ****************************************************
admin-c: EH4074-RIPE
tech-c: YVN10-RIPE
status: ASSIGNED PA
abuse-c: YVN10-RIPE
org: ORG-YVN1-RIPE
mnt-by: AF15-MNT
created: 2019-07-19T18:26:38Z
last-modified: 2019-07-19T18:51:28Z
source: RIPE

Intelligence

File Origin
# of uploads :
2
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Netwire
Create hunting rule
Link:
https://www.capesandbox.com/analysis/16579/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.276.9088.16583.UNOFFICIAL
Create hunting rule

Detection:
netwire
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fcfc89b5ad3b4e406664cdd8408f56fe8b0c9a9eeb50fc821f2e89a9785c9f3e/
Threat name:
ByteCode-MSIL.Trojan.SmartAssembly
Create hunting rule
Status:
Malicious
First seen:
2020-06-29 19:54:05 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7t6itnnnhnheaztezxmebd2w72fqzgu65nipzaq7f2e2s6c4t47a._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
0f0322c44c393d5c125628af2cbc849cfd3f801ef9d4d20a9b740c04b1790967
NanoCore
1296e2be1e9e8dc2431cd3c37337af6fe9f2ad6e9b380111507b009642250216
NanoCore
23fd501c884e2f46d38af81b0d6e423ea0bff8c5eee615227806faf7b2833827
NanoCore
5105c1a352e0f0e2a54b08132d9d1e383f6505a7aa42b8aea411c85551c37175
NanoCore
9a6951c6f3c33c217edd9a4e32f5422c4e125b909d0c88e190b76eb695f05b72
NanoCore
a521bd7e14bd3f373c03a13487b5ec4156c9b59bcf7751db5b6fded58d4825d3
NanoCore
aa7433f4fd0ef15eed9c75d0e37a849909f7661b4d30063cff58879287fd2358
NanoCore
b156f7eea25bfef26649faaeec108d9956479396f3f684fc257e379f305ccbdc
NanoCore
cb54cd1dc1efb943d5308d6681f36ecaec957f0a70f9683f1da3e7e1188b9748
NanoCore
ccd667e3a1a0577ed841968990cb37790e1e6f0fb4ceb1a2f947ef391d68dd4d
NanoCore
+ 1'438 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
rat botnet stealer family:netwire
Link:
https://tria.ge/reports/200629-yx4h8zar2x/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious use of SetThreadContext
Loads dropped DLL
Drops startup file
Executes dropped EXE
NetWire RAT payload
Netwire
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:win_netwire_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_netwire_g1
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

NetWire

Excel file xlsm d70d7499eec43adaa9d908f4df45fbb064a53e488f765ec5a5cb99baf1285389

NanoCore

Executable exe fcfc89b5ad3b4e406664cdd8408f56fe8b0c9a9eeb50fc821f2e89a9785c9f3e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/404432/
  
Dropped by
MD5 2958c347433029ff3d06f2e3f32a735b
  
Dropped by
SHA256 d70d7499eec43adaa9d908f4df45fbb064a53e488f765ec5a5cb99baf1285389
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/16579/

Comments