MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d448e98a5a460af5fe86ca742ec12b77bfd051db847cff94c4e60189379548ae. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d448e98a5a460af5fe86ca742ec12b77bfd051db847cff94c4e60189379548ae
SHA3-384 hash: 9d87f0c431fd798472d0dbb5e27ddf132924a6a122d83ee746910d86cf68cf8853578fca6aba73a9db6e2abc24cecf47
SHA1 hash: 01774685daf3b29f6ca167fc685df442ffcfcef3
MD5 hash: 0f70263fe10dd4f80b8f55d7ee4c75c6
humanhash: burger-lake-lamp-video
File name:0f70263fe10dd4f80b8f55d7ee4c75c6.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:899'072 bytes
First seen:2020-12-13 17:04:14 UTC
Last seen:2020-12-13 18:33:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:0sOrsnB6DHAa/cORj+4/ufuF+/Ev1lWCFOuBYNOZGC:MrsnB6Dga/cORjg/cZzBI
TLSH 6D15BF3D1DBA2BF1F27A9B794974A44492FFFAE7B723C41D38C440C50B22A1299D1A1D
Reporter abuse_ch
Tags:exe NetWire nVpn RAT


Avatar
abuse_ch
NetWire RAT C2:
rnnfibi.hopto.org:49012 (79.134.225.30)

Pointing to nVpn:

% Information related to '79.134.225.0 - 79.134.225.127'

% Abuse contact for '79.134.225.0 - 79.134.225.127' is 'abuse@privacyfirst.sh'

inetnum: 79.134.225.0 - 79.134.225.127
netname: PRIVACYFIRST-EU
country: EU
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.
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
status: ASSIGNED PA
mnt-by: AF15-MNT
org: ORG-TPP6-RIPE
created: 2020-07-14T15:26:02Z
last-modified: 2020-07-14T15:31:06Z
source: RIPE

Intelligence

File Origin
# of uploads :
2
# of downloads :
614
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Variant.Bulz.265335.28578.30329.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Netwire
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/561722
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Connects to many ports of the same IP (likely port scanning)
Creates an undocumented autostart registry key
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM_3
Yara detected Netwire RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d448e98a5a460af5fe86ca742ec12b77bfd051db847cff94c4e60189379548ae/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-12-13 08:32:02 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2reotcs2iyfpl7ugzj2c5qjlo675auo3qr6p7fge4yaysn4vjcxa._file
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
family:netwire botnet evasion persistence rat stealer
Link:
https://tria.ge/reports/201213-t7f6rcdw62/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
Modifies Installed Components in the registry
Looks for VirtualBox Guest Additions in registry
NetWire RAT payload
Netwire
Unpacked files
SH256 hash:
d448e98a5a460af5fe86ca742ec12b77bfd051db847cff94c4e60189379548ae
MD5 hash:
0f70263fe10dd4f80b8f55d7ee4c75c6
SHA1 hash:
01774685daf3b29f6ca167fc685df442ffcfcef3
Link:
https://www.unpac.me/results/b3c41c15-f7c3-45f2-8fde-9af46d6fcad3/
SH256 hash:
9584f6d01e6452371cc9b4828030a13045d99c243c497b63628828e66aabe26f
MD5 hash:
7476e403eef14ac403c63c7279831780
SHA1 hash:
8387f558e30dc115987ac2b5c174a41302471abf
Link:
https://www.unpac.me/results/b3c41c15-f7c3-45f2-8fde-9af46d6fcad3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
netwire
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d448e98a5a460af5fe86ca742ec12b77bfd051db847cff94c4e60189379548ae

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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

NetWire

Executable exe d448e98a5a460af5fe86ca742ec12b77bfd051db847cff94c4e60189379548ae

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/909842/
  
Delivery method
Distributed via web download

Comments