MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 542588ecbd4f6b1aaac1cba16cfdc89dfd5a52d815e6772404bed0de423bca28. 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: 4


Intelligence 4 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 542588ecbd4f6b1aaac1cba16cfdc89dfd5a52d815e6772404bed0de423bca28
SHA3-384 hash: 1f9d02317503906a977c4d188738d3252b844f5935f7899193b6c7c6a6d4d03e21c4338d35ea952224a5caca98164f29
SHA1 hash: f3905a1ff485c94eca9df2fc5c6dc16921591315
MD5 hash: 6bb6a626884d3bfca5efd61dfb1bb559
humanhash: music-sierra-mississippi-dakota
File name:493674902257.xls
Download: download sample
Signature NetWire
Create hunting rule
File size:172'544 bytes
First seen:2020-06-15 13:34:18 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 3072:Pk3hOdsylKlgryzc4bNhZFGzE+cL2knAlOiWM28zAVLRgEFW:Pk3hOdsylKlgryzc4bNhZF+E+W2knAlj
TLSH 0CF31A52DB46223BF58202747B5B219394216D373601CE8A5BE7712F2B6BFB0EC39D49
Reporter abuse_ch
Tags:NetWire RAT xls


Avatar
abuse_ch
Malspam distributing NetWire:

HELO: de2953.ispfr.net
Sending IP: 195.114.19.56
From: Çiğdem Derici <kamacigdem@gmail.com>
Subject: FW: FedEx - ithalat Beyanı AWB 493674902257
Attachment: 493674902257.xls

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.DOCXSTRGOOD.AOEX4.BITSNEEDEDFOR.POWERSHELL.EXE.200327.UNOFFICIAL
Create hunting rule

Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.expl.spyw
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/372820
Behaviour
Behavior Graph:
Download SVG
Gathering data
Threat name:
Document-Word.Downloader.EncDoc
Create hunting rule
Status:
Malicious
First seen:
2020-06-15 13:36:05 UTC
File Type:
Document
Extracted files:
8
AV detection:
16 of 31 (51.61%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kqsyr3f5j5vrvkwbzoqwz7oitx6vuuwycxthojaex3in4qr3ziua._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro
Link:
https://tria.ge/reports/201109-28mqmr3htj/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Process spawned unexpected child process
Malware Config
Dropper Extraction:
http://brutecleaner.com/Sheet.ps1
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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
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.

Malspam

NetWire

Excel file xls 542588ecbd4f6b1aaac1cba16cfdc89dfd5a52d815e6772404bed0de423bca28

(this sample)

  
Delivery method
Distributed via e-mail attachment

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