MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87c89f29aaa5dd79839585af00f1d29fa406e18ee341b23aa08f471b8c096f8b. 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: 10

Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash:	87c89f29aaa5dd79839585af00f1d29fa406e18ee341b23aa08f471b8c096f8b
SHA3-384 hash:	cfdabcdb4684753b5197f10db7e71a130dad296594403b045c5be3f0ba453f5ac9d9b5c1a7908b562e902b9596901d9b
SHA1 hash:	cc0d28a63e2ba4d998d09e56e519a1fbe491436a
MD5 hash:	2d28ba0c59bf6ed73136eb356a2bec78
humanhash:	gee-magnesium-uniform-batman
File name:	Tax Invoice.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	838'144 bytes
First seen:	2020-10-15 11:40:08 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	3d7c6d85def513e87d69801e61d87677 (4 x Loki, 4 x NanoCore, 3 x AgentTesla)
ssdeep	12288:CywTFD6r91Yk/yHVMSVBltzbGmbaLd7OzlpUGT38u0NtXcHvqbLNP/:Agp1Yk2MEltHfGLdefUGT38dNtXcHsL1
Threatray	266 similar samples on MalwareBazaar
TLSH	04059E73B2A14837C1E31E389C3F9B68AD27BE102A35B9562BF51D4C5F3865139262D3
Reporter	abuse_ch
Tags:	exe NetWire RAT

abuse_ch

Malspam distributing NetWire:

HELO: mail.mojestop.ga
Sending IP: 103.109.37.41
From: Libambo Hardware <admin@mojestop.ga>
Subject: RE: Tax Invoice
Attachment: Tax Invoice.img (contains "Tax Invoice.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

160

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Netwire

Link:

https://www.capesandbox.com/analysis/71321/

Detection(s):

PUA.Win.Adware.Slugin-6803969-0

PUA.Win.Adware.Slugin-6840354-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Launching a process

Unauthorized injection to a recently created process

Connection attempt

Unauthorized injection to a system process

Enabling autorun by creating a file

Result

Threat name:

NetWire

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/492248

Signature

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Contains functionality to detect sleep reduction / modifications

Contains functionality to log keystrokes

Contains functionality to steal Chrome passwords or cookies

Contains functionality to steal Internet Explorer form passwords

Delayed program exit found

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Drops VBS files to the startup folder

Initial sample is a PE file and has a suspicious name

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

Queues an APC in another process (thread injection)

Sigma detected: Drops script at startup location

Sigma detected: NetWire

Writes to foreign memory regions

Yara detected NetWire RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/87c89f29aaa5dd79839585af00f1d29fa406e18ee341b23aa08f471b8c096f8b/

Threat name:

Win32.Trojan.LokiBot

Status:

Malicious

First seen:

2020-10-15 06:40:31 UTC

AV detection:

27 of 29 (93.10%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=q7ej6knkuxoxta4vqwxqb4ost6sanymo4na3eovar5drxdajn6fq._file

Verdict:

malicious

Label(s):

netwirerc

Result

Malware family:

netwire

Score:

10/10

Tags:

rat botnet stealer family:netwire

Link:

https://tria.ge/reports/201015-4q4b94ze36/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Drops startup file

NetWire RAT payload

Netwire

Unpacked files

SH256 hash:

87c89f29aaa5dd79839585af00f1d29fa406e18ee341b23aa08f471b8c096f8b

MD5 hash:

2d28ba0c59bf6ed73136eb356a2bec78

SHA1 hash:

cc0d28a63e2ba4d998d09e56e519a1fbe491436a

Link:

https://www.unpac.me/results/23bde1dc-19c4-409c-a7ba-df4a6898db1d/

SH256 hash:

146093784f40e3401adba11118f8abf92b17e6196426b6d392be67a04f6688ed

MD5 hash:

2dd6a6d46c0207633b5dc97e905bf950

SHA1 hash:

dcc1520b6054991c51359280c4c9a79741138ff0

Detections:

win_netwire_g1

win_netwire_auto

Link:

https://www.unpac.me/results/23bde1dc-19c4-409c-a7ba-df4a6898db1d/

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/87c89f29aaa5dd79839585af00f1d29fa406e18ee341b23aa08f471b8c096f8b

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:	Chrome_stealer_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	Chrome in files like avemaria

Rule name:	IPPort_combo_mem Create hunting rule
Author:	James_inthe_box
Description:	IP and port combo

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