MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4bb158234319609a3d891e08f7ae6d6deee7fac7138639a8954dae5f281eea8. 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:	e4bb158234319609a3d891e08f7ae6d6deee7fac7138639a8954dae5f281eea8
SHA3-384 hash:	9b78c475bda051a87714b08d3e88179e5821c5a29e7703086027436e2d4e302dee48822f6a3d76306652ebc156b881b0
SHA1 hash:	cc9523fc817b523973fbbe8cf49b539edd1c2eb7
MD5 hash:	9988dead8e8276f0909f72da51614387
humanhash:	gee-south-georgia-sweet
File name:	quote-REQUIREMENT-1c-265825-53335PDF.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	607'232 bytes
First seen:	2020-05-04 17:24:16 UTC
Last seen:	2020-05-04 17:57:38 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	12288:FIwpsZ6xrKYpX5e9qIqLvU7ToExkjh6c44bxIIZ+Yjn/W8/tvYExjn6O47sgGOrq:pGeK4XM9WDSTooCW
Threatray	246 similar samples on MalwareBazaar
TLSH	6BD4C6AC722072EFC857D462DEA81C74EA5074BB931F8243902716EDEA4D897DF644F2
Reporter	abuse_ch
Tags:	exe NetWire RAT

abuse_ch

Malspam distributing NetWire:

HELO: jamshrsolutions.com
Sending IP: 209.58.149.67
From: Ravi <ravi@jamshrsolutions.com>
Subject: Enquiry Requirement
Attachment: quote-REQUIREMENT-1c-265825-53335PDF.img (contains "quote-REQUIREMENT-1c-265825-53335PDF.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

104

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.GenericKD.33776461.5171.22320.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-05-04 13:18:12 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

24 of 31 (77.42%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4s5rlarugglati6yshqi66xg23po475moe4ghgujktnol4ub52ua._file

Verdict:

malicious

Label(s):

netwirerc

Result

Malware family:

netwire

Score:

10/10

Tags:

family:netwire botnet persistence rat stealer

Link:

https://tria.ge/reports/201109-15gc8vg9gn/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Adds Run key to start application

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