MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1254f2a5cf88750e22a29c78e1e316cd034d3763302bfafaea0ceac3fec49e1e. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1254f2a5cf88750e22a29c78e1e316cd034d3763302bfafaea0ceac3fec49e1e
SHA3-384 hash: 3ceea867ad86d9be426eda74106eab0eadadb981b5d6ef61fb44845ab18e2b2d27807ad43afb8957cb20c78865673844
SHA1 hash: 48040f44ce4640efd8468e3b3cf40603dcba01dd
MD5 hash: 913cc8d9cb04b16d9ebd97660b88dcec
humanhash: crazy-rugby-alabama-lake
File name:executed.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:500'736 bytes
First seen:2020-08-30 09:02:29 UTC
Last seen:2020-08-30 09:52:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:N/Rp7VgpBrFBKFCogCo9XmEllMVyWgMRif3TT3j+5ws:Npp7qrFBWoxmE3MYMRo3aR
Threatray 251 similar samples on MalwareBazaar
TLSH 14B4221A379D462ACEEB56345C71090D0BFFAA0A506AFEAB7C10C1A885137D955833FF
Reporter abuse_ch
Tags:exe NetWire RAT


Avatar
abuse_ch
Malspam distributing NetWire:

HELO: finn111-5.netfinn.net
Sending IP: 54.36.46.73
From: mdaan23480@gmail.com
Reply-To: mdaan23480@gmail.com
Subject: COOPARATION OFFER
Attachment: READMORE.rar (contains "INFORMATIONS.doc.......exe")

NetWire RAT payload URL:
http://defnenet.com/executed.exe

NetWire RAT C2:
djohn-fax.home-webserver.de:1020 (103.207.39.83)

Intelligence

File Origin
# of uploads :
2
# of downloads :
302
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/53098/
Detection(s):
SecuriteInfo.com.Variant.Razy.745187.19956.2473.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Launching a process
DNS request
Running batch commands
Creating a process with a hidden window
Creating a file
Sending a custom TCP request
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/454572
Signature
Contains functionality to steal Chrome passwords or cookies
Creates an autostart registry key pointing to binary in C:\Windows
Creates multiple autostart registry keys
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Sigma detected: NetWire
Writes to foreign memory regions
Yara detected NetWire RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 279658 Sample: executed.exe Startdate: 30/08/2020 Architecture: WINDOWS Score: 96 51 Malicious sample detected (through community Yara rule) 2->51 53 Yara detected NetWire RAT 2->53 55 Sigma detected: NetWire 2->55 57 2 other signatures 2->57 8 executed.exe 1 3 2->8         started        12 RegAsm.exe 1 2->12         started        14 RegAsm.exe 2 2->14         started        16 2 other processes 2->16 process3 file4 43 C:\Users\user\AppData\Roaming\java, PE32 8->43 dropped 45 C:\Users\user\...\java:Zone.Identifier, ASCII 8->45 dropped 69 Creates multiple autostart registry keys 8->69 71 Writes to foreign memory regions 8->71 73 Maps a DLL or memory area into another process 8->73 75 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->75 18 RegAsm.exe 3 8->18         started        22 executed.exe 1 8->22         started        24 cmd.exe 1 8->24         started        26 conhost.exe 12->26         started        signatures5 process6 dnsIp7 47 djohn-fax.home-webserver.de 103.207.39.83, 1020, 49696, 49697 VNPT-AS-VNVNPTCorpVN Viet Nam 18->47 59 Creates multiple autostart registry keys 18->59 61 Contains functionality to steal Chrome passwords or cookies 18->61 63 Creates an autostart registry key pointing to binary in C:\Windows 18->63 65 Writes to foreign memory regions 22->65 67 Maps a DLL or memory area into another process 22->67 28 RegAsm.exe 22->28         started        31 cmd.exe 1 22->31         started        33 conhost.exe 24->33         started        35 choice.exe 1 24->35         started        signatures8 process9 dnsIp10 49 djohn-fax.home-webserver.de 28->49 37 conhost.exe 31->37         started        39 choice.exe 1 31->39         started        41 conhost.exe 33->41         started        process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1254f2a5cf88750e22a29c78e1e316cd034d3763302bfafaea0ceac3fec49e1e/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-30 09:04:06 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cjkpfjoprb2q4ivctr4odyywzubu2n3dgav7v6xkbtvmh7wetypa._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
3434bb383c8dd721266f60e07820474205d70c5da9ebb465109ace7894567437
NetWire
3f7579a12e92960bfe46af7ea9bc9ac716c374b214e1f03c5f9fb504708ea63f
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40d8ba1b4ae578829ce958a356395307e27eda0512bc78021ccb93e4b26134f7
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56cdf2f0adffcc195d95801f4f61da727edf5e6fe6bbbf0ac71462f733df9de9
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797a9a105652922546340d44d623196f8f5d22410011156a710bdf4f239a3d40
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a9a8374950d68997b782dca8ae2464aa81709c2f51bcc8fdb1abdcfb5b40c521
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b50a0ea3d467e25e9c1917668e10f70e67434e468fcecbb1d3a927a3f105dbfa
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b5f9a952c4009061a21147103fc6d762c60e070fc588cab92846fc1c29679715
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f52c73e9a148074ad2d20b27874e0c183a461f0e21ed09874ef706e464757e2e
NetWire
ffd24bd48e21a03c0b7fc884a12bd22e88e8d56735d810fccb64e6e6ca27768d
NetWire
+ 241 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
rat persistence botnet stealer family:netwire
Link:
https://tria.ge/reports/200830-zqqth95k4s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
NetWire RAT payload
Netwire
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/1254f2a5cf88750e22a29c78e1e316cd034d3763302bfafaea0ceac3fec49e1e

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

File information

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

Malspam

NetWire

rar 8963c4b5c57aa188aa3c87775784128eed15126dd4a5468d224b3cfc86ab5c0e

NetWire

Executable exe 3cacec3bd01e64947f62bc12700e348238295d26d15e2cd71a799cc45051c47a

NetWire

Executable exe 1254f2a5cf88750e22a29c78e1e316cd034d3763302bfafaea0ceac3fec49e1e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/446867/
  
Dropped by
MD5 a9fa318a0d7b1055c70557410e89c306
  
Dropped by
SHA256 3cacec3bd01e64947f62bc12700e348238295d26d15e2cd71a799cc45051c47a
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/53098/

Comments