MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 54d8f78bd1fe792e03f5e128d9fe6f930e73199ba028960ecd62bf22d5242c6d. 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 6 File information Comments

SHA256 hash:	54d8f78bd1fe792e03f5e128d9fe6f930e73199ba028960ecd62bf22d5242c6d
SHA3-384 hash:	df20ddcb72d771db70e3262f04b1f15877d559942db150bc1b598c157bc63bb40f468dfb3657611a391ea27b1fe8407d
SHA1 hash:	1dfdc7dfbe83a8212222d30a433e6d7135bbe38c
MD5 hash:	09e3f1623df6ec7412a68af246f60e7b
humanhash:	mexico-two-violet-mango
File name:	kAFIi0D3kfignSd.exe
Download:	download sample
Signature	NetWire Create hunting rule
File size:	868'352 bytes
First seen:	2020-10-19 10:12:12 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'476 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	12288:REMJZGDm//mx37jGXQoVz+D9A1GKZHNYPzodG7/P:RBcrCXQiz+JA1GUKzodG7/
Threatray	54 similar samples on MalwareBazaar
TLSH	5005581023F80B09F57B97F5962850419BB67A9A613ED24C7DCD31DE9FB2B010A63B27
Reporter	abuse_ch
Tags:	exe geo NedBank NetWire nVpn RAT ZAF

abuse_ch

Malspam distributing NetWire:

HELO: mail.genoxyl.ga
Sending IP: 168.235.67.97
From: NedBank <Notification@nedbank.co.za>
Reply-To: Notification@nedbank.co.za
Subject: Proof of Payment
Attachment: Proof of Payment.tar (contains "kAFIi0D3kfignSd.exe")

NetWire RAT C2:
185.140.53.167:3382

Hosted on nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@privacyfirst.sh'

inetnum: 185.140.53.0 - 185.140.53.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-BE
country: BE
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-10-02T20:59:33Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

186

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Detection(s):

SecuriteInfo.com.Trojan.InjectNET.14.31913.22965.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Creating a window

Creating a file in the %AppData% directory

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Unauthorized injection to a recently created process

Creating a file

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:

100 / 100

Link:

https://www.joesandbox.com/analysis/495212

Signature

.NET source code contains potential unpacker

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sigma detected: Scheduled temp file as task from temp location

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

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Mail credentials (via file access)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AntiVM_3

Yara detected Netwire RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

netwire

Link:

https://mwdb.cert.pl/sample/54d8f78bd1fe792e03f5e128d9fe6f930e73199ba028960ecd62bf22d5242c6d/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-10-19 07:05:20 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ktmppc6r7z4s4a7v4eunt7tpsmhhggm3uaujmdwnmk7sfvjefrwq._file

Verdict:

malicious

Label(s):

netwirerc

Result

Malware family:

netwire

Score:

10/10

Tags:

rat botnet stealer family:netwire

Link:

https://tria.ge/reports/201019-1xtjfnrg6x/

Behaviour

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

NetWire RAT payload

Netwire

Unpacked files

SH256 hash:

54d8f78bd1fe792e03f5e128d9fe6f930e73199ba028960ecd62bf22d5242c6d

MD5 hash:

09e3f1623df6ec7412a68af246f60e7b

SHA1 hash:

1dfdc7dfbe83a8212222d30a433e6d7135bbe38c

Link:

https://www.unpac.me/results/7c4b7abb-45b7-453c-9514-c805efb02b31/

SH256 hash:

62495bea1d97e5759109e9e784308726d1d10838e400822c8579a103511d1125

MD5 hash:

e87b8a52edbd8bb2927279cea3a58e64

SHA1 hash:

15cb3a3b7d9b3bb5a8575f8127531d1fcdadb549

Detections:

win_netwire_g1

win_netwire_auto

Link:

https://www.unpac.me/results/7c4b7abb-45b7-453c-9514-c805efb02b31/

Parent samples :

c4814643da678ac9446ec619e269db1ccd32ebf1fa81f1d6ea8c7bc2c4e739ce
54d8f78bd1fe792e03f5e128d9fe6f930e73199ba028960ecd62bf22d5242c6d
4c5670614501c7d604bc9c591c931d27a564038c042617214ea6e70b037bbcaa

SH256 hash:

31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b

MD5 hash:

0aebe46040ceb011e78506d4985fe3de

SHA1 hash:

218ac1e7b14a66c604ec3042f8486bed9cd4c2c1

Link:

https://www.unpac.me/results/7c4b7abb-45b7-453c-9514-c805efb02b31/

SH256 hash:

89e424fef27d9fa5fb6935552afe1336e3413b3aa6b2dbaa816916ee2100c7fc

MD5 hash:

ea1467e5d94c5b4fe74dee3027c03e5d

SHA1 hash:

f0a150563ff9554d8956ea705d74f9f6d8227b68

Link:

https://www.unpac.me/results/7c4b7abb-45b7-453c-9514-c805efb02b31/

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/54d8f78bd1fe792e03f5e128d9fe6f930e73199ba028960ecd62bf22d5242c6d

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

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