MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33670c5b512da1c8d5c9e7123319017a3d88dd1ea5d58f541aad70172664137c. 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: 8

Intelligence 8 IOCs YARA 1 File information Comments

SHA256 hash:	33670c5b512da1c8d5c9e7123319017a3d88dd1ea5d58f541aad70172664137c
SHA3-384 hash:	b30e6743e91acdde1aadebadf2e2254168cbfa743d4945da2a5c01740fd12f4408f4312af2e5d97183bb1297aedd6968
SHA1 hash:	751e461f4bd84d69475ffdf0d292ba3023adafd8
MD5 hash:	21af4d8d054d02d9b3be32f55ee50ef7
humanhash:	black-red-texas-yellow
File name:	SecuriteInfo.com.Gen.NN.ZemsilF.34196.ym0@a842f7c.26595
Download:	download sample
Signature	NetWire Create hunting rule
File size:	395'776 bytes
First seen:	2020-08-31 17:35:18 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep	12288:mXS075+cUKDgBUU2l3y0p5lQTNdcm7geeeee7:G8BUUi319iN2mMeeeee7
TLSH	94847CA6BA909441C22C2936C366D25002E28F061193D729F4DF73971F7B7FF6819ACB
Reporter	SecuriteInfoCom
Tags:	NetWire

Intelligence

File Origin

# of uploads :

# of downloads :

307

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/53719/

Detection(s):

SecuriteInfo.com.Gen.NN.ZemsilF.34196.ym0@a842f7c.26595.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Launching a process

Creating a file

Creating a window

Sending a UDP request

Unauthorized injection to a recently created process

Sending a TCP request to an infection source

Enabling autorun by creating a file

Result

Threat name:

NetWire

Detection:

malicious

Classification:

troj.spyw.evad

Score:

96 / 100

Link:

https://www.joesandbox.com/analysis/455919

Signature

.NET source code contains method to dynamically call methods (often used by packers)

Contains functionality to steal Chrome passwords or cookies

Creates an undocumented autostart registry key

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: NetWire

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Yara detected NetWire RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

netwire

Link:

https://mwdb.cert.pl/sample/33670c5b512da1c8d5c9e7123319017a3d88dd1ea5d58f541aad70172664137c/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-31 16:42:52 UTC

AV detection:

25 of 29 (86.21%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=gntqyw2rfwq4rvoj44jdggibpi6yrxi6uxky6va2vvybojtecn6a._file

Result

Malware family:

netwire

Score:

10/10

Tags:

rat botnet stealer family:netwire

Link:

https://tria.ge/reports/200831-v5486633je/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

NetWire RAT payload

Netwire

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

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/33670c5b512da1c8d5c9e7123319017a3d88dd1ea5d58f541aad70172664137c

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