MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4315c283bbfdb4d8272f5f490346ccd13071e732a8a6f710d900f556de752de. 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:	a4315c283bbfdb4d8272f5f490346ccd13071e732a8a6f710d900f556de752de
SHA3-384 hash:	a2e1e1ba023b482167c3d5f02f918104f92e2310a69d7cd349c9555d548feff93159fdeff310749a742f743a6f4c7f77
SHA1 hash:	fd112ebad54c80edd3eb0f3e24989877722851c3
MD5 hash:	eaa6452554d60862d5c6cf3442324737
humanhash:	whiskey-white-sink-september
File name:	MTIR18860_2101013335_209996759-PDF.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	631'808 bytes
First seen:	2020-05-20 07:51:46 UTC
Last seen:	2020-05-20 09:02:57 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	12288:FR9VZ1X3J6u7kj5L8Q3iw/8ws97x6FqOtTMPcJUIZxwJL9hp2:F37evR8pX6FbTSEwT
Threatray	611 similar samples on MalwareBazaar
TLSH	D8D48E2E66785FE6D92FAB31800631864036FCC32A52BB379F4476955931A9C0CFB9C7
Reporter	abuse_ch
Tags:	AZORult exe NetWire RAT SCB

abuse_ch

Malspam distributing NetWire:

HELO: server.gmdsa.us
Sending IP: 95.217.249.38
From: SCB <scbcampaign@mail.scb.co.th>
Subject: Credit Advice from SCB
Attachment: MTIR18860_2101013335_209996759.PDF.IMG (contains "MTIR18860_2101013335_209996759-PDF.exe")

NetWire RAT C2:
174.127.99.159:7882

AZORult C2:
http://www.kahtamarkalar.com/blx/index.php

Intelligence

File Origin

# of uploads :

# of downloads :

112

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Variant.Ursu.772279.21675.13110.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-05-20 08:36:50 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=uqyvykb3x7nu3ats6x2jandmzujqohttfkfg64insahvk3phklpa._file

Verdict:

malicious

Label(s):

netwirerc

azorult

Result

Malware family:

netwire

Score:

10/10

Tags:

family:azorult family:netwire botnet infostealer rat stealer trojan

Link:

https://tria.ge/reports/201109-7195kkzxhs/

Behaviour

Delays execution with timeout.exe

NTFS ADS

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Program crash

Suspicious use of SetThreadContext

Loads dropped DLL

Executes dropped EXE

Azorult

NetWire RAT payload

Netwire

Malware Config

C2 Extraction:

http://www.kahtamarkalar.com/blx/index.php

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