MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af3c8597b7f874293c5b1fe53c4d1c476c7fdf06df678ba31d75c8f126ae90a0. 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

NetWire

Vendor detections: 5

Intelligence 5 IOCs YARA 5 File information Comments

SHA256 hash:	af3c8597b7f874293c5b1fe53c4d1c476c7fdf06df678ba31d75c8f126ae90a0
SHA3-384 hash:	b1f11de63a9ae794c413da7b024595e703994de27145139c654128e507652df8b3a1f274b5a431a679f8c2b674336d05
SHA1 hash:	b9a45fabd95f447461d3255cebb2523a336ae1e1
MD5 hash:	d0cb3cab1881e39d7f91c4734dbc9ae6
humanhash:	moon-quiet-harry-utah
File name:	SMS Invoice for the month of April 2020.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	398'336 bytes
First seen:	2020-05-06 10:05:28 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	6144:1m/d8yRgUDLSByMbTQjjbORmV9owZE7hgCbme0leUvYhu/QkWJ:0dSByLjjqRmVdZwhgCye0uV
Threatray	324 similar samples on MalwareBazaar
TLSH	15841A2DE7249FA4F523A678882754530022F8C75AE2B71F7B8532598D13BD81CEBE47
Reporter	abuse_ch
Tags:	exe NetWire RAT

abuse_ch

Malspam distributing NetWire:

HELO: srv.perar.it
Sending IP: 77.242.136.150
From: RITESH SINGH <riteshsingh.63@rediffmail.com>
Subject: Invoice & Sms counts
Attachment: SMS Invoice.rar (contains "SMS Invoice for the month of April 2020.exe")

NetWire RAT C2:
info1.dynamic-dns.net:3360 (91.140.246.207)

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.LuheFihaA.17500.10445.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Rrat

Status:

Malicious

First seen:

2020-05-06 13:14:51 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

28 of 31 (90.32%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=v46ilf5x7b2cspc3d7styti4i5wh7xyg35tyxiy5oxepcjvoscqa._file

Verdict:

malicious

Label(s):

netwirerc

Result

Malware family:

netwire

Score:

10/10

Tags:

family:netwire botnet rat stealer

Link:

https://tria.ge/reports/201109-rnmjk2qlhj/

Behaviour

Delays execution with timeout.exe

NTFS ADS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Drops startup file

Loads dropped DLL

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:	Malicious_BAT_Strings Create hunting rule
Author:	Florian Roth
Description:	Detects a string also used in Netwire RAT auxilliary
Reference:	https://pastebin.com/8qaiyPxs

Rule name:	MAL_unspecified_Jan18_1 Create hunting rule
Author:	Florian Roth
Description:	Detects unspecified malware sample
Reference:	Internal Research

Rule name:	netwire Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect netwire in memory
Reference:	internal research

Rule name:	Suspicious_BAT_Strings Create hunting rule
Author:	Florian Roth
Description:	Detects a string also used in Netwire RAT auxilliary
Reference:	https://pastebin.com/8qaiyPxs

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