MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f783c3f49caaa0bd5c62b5e29252266413dded630431d8d18daafbcedb979297. 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: 9


Intelligence 9 IOCs 1 YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f783c3f49caaa0bd5c62b5e29252266413dded630431d8d18daafbcedb979297
SHA3-384 hash: b512624ce4e686b6bcc8ec2ee80f2719373fcd42c31f5b143482a2ed8abe2fa3eaaa242758d26617b01e6abf386fcdcf
SHA1 hash: b0db31994a2d680fe58d453541e9b0bd37a0f3a8
MD5 hash: 6c4db554dd430d8ccd085318172b5b6b
humanhash: item-venus-london-hawaii
File name:FACTURE.LNK.lnk
Download: download sample
Signature NetWire
Create hunting rule
File size:1'026 bytes
First seen:2022-08-22 11:11:35 UTC
Last seen:Never
File type:Shortcut (lnk) lnk
MIME type:application/octet-stream
ssdeep 24:8Rwj/e1zygbDhB5G2+/CTfV51DLSDVdda:8w/8zDft5RLuVdE
TLSH T1A2114E202AF60724F3B3CB39AC7BE71288767856CE12D39D0250665C5831220F5B6F7B
Reporter abuse_ch
Tags:lnk NetWire RAT


Avatar
abuse_ch
NetWire C2:
184.75.221.195:21758

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
184.75.221.195:21758 https://threatfox.abuse.ch/ioc/844680/

Intelligence

File Origin
# of uploads :
1
# of downloads :
272
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilLNK.LOLBinOddLook.20220523.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.LOLBinOddLook.20220622.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.DottedQuadDancingInHeaven.20220622.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.LOLBinOddLookPSHELL.20220711.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.OddLook.202207213.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.Guinnesses.M2.20220719.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
LNK File - Malicious
Link:
https://app.docguard.net/f783c3f49caaa0bd5c62b5e29252266413dded630431d8d18daafbcedb979297/results/dashboard
Payload URLs
URL
File name
http://20.7.43.70/LtEaG.exe'
LNK File
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
evasive hacktool masquerade
Link:
https://www.filescan.io/uploads/630364823cbb13868a6faa99/reports/10e95afa-21d8-440c-a2c2-9dc766e305db/overview
Result
Verdict:
MALICIOUS
Details
IPv4 Dotted Quad URL
A URL was detected referencing a direct IP address, as opposed to a domain name.
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1055467
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found URL in windows shortcut file (LNK)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Powershell drops PE file
Uses dynamic DNS services
Windows shortcut file (LNK) contains suspicious command line arguments
Windows shortcut file (LNK) starts blacklisted processes
Writes to foreign memory regions
Yara detected Generic Downloader
Yara detected malicious lnk
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 687984 Sample: FACTURE.LNK.lnk Startdate: 22/08/2022 Architecture: WINDOWS Score: 100 97 securewebareaxxx.ddns.net 2->97 99 dns.google 2->99 121 Multi AV Scanner detection for domain / URL 2->121 123 Malicious sample detected (through community Yara rule) 2->123 125 Antivirus / Scanner detection for submitted sample 2->125 127 10 other signatures 2->127 15 powershell.exe 14 24 2->15         started        20 vlc.exe 2->20         started        22 vlc.exe 2 2->22         started        24 vlc.exe 2->24         started        signatures3 process4 dnsIp5 113 20.7.43.70, 49723, 80 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 15->113 89 C:\Users\user\AppData\Local\Temp\file.exe, PE32 15->89 dropped 115 Powershell drops PE file 15->115 26 file.exe 15 5 15->26         started        31 conhost.exe 1 15->31         started        117 Injects a PE file into a foreign processes 20->117 33 vlc.exe 20->33         started        35 WerFault.exe 22->35         started        37 WerFault.exe 24->37         started        file6 signatures7 process8 dnsIp9 111 37.139.129.142, 49725, 49732, 49746 LVLT-10753US Germany 26->111 93 C:\Users\user\...\CompatibleComparer.dll, PE32 26->93 dropped 135 Injects a PE file into a foreign processes 26->135 39 file.exe 5 4 26->39         started        42 WerFault.exe 33->42         started        file10 signatures11 process12 file13 91 C:\ProgramData\vlc\vlc.exe, PE32 39->91 dropped 44 wscript.exe 1 39->44         started        process14 signatures15 137 Windows shortcut file (LNK) starts blacklisted processes 44->137 47 cmd.exe 1 44->47         started        process16 process17 49 vlc.exe 14 4 47->49         started        53 conhost.exe 47->53         started        dnsIp18 95 192.168.2.1 unknown unknown 49->95 119 Injects a PE file into a foreign processes 49->119 55 vlc.exe 49->55         started        signatures19 process20 dnsIp21 109 securewebareaxxx.ddns.net 184.75.221.195, 22614 AMANAHA-NEWCA Canada 55->109 129 Writes to foreign memory regions 55->129 131 Maps a DLL or memory area into another process 55->131 133 Installs a global keyboard hook 55->133 59 svchost.exe 55->59         started        61 svchost.exe 55->61         started        63 svchost.exe 55->63         started        65 3 other processes 55->65 signatures22 process23 process24 67 chrome.exe 59->67         started        70 chrome.exe 59->70         started        72 chrome.exe 61->72         started        74 chrome.exe 61->74         started        76 chrome.exe 63->76         started        78 chrome.exe 63->78         started        80 chrome.exe 65->80         started        82 chrome.exe 65->82         started        84 2 other processes 65->84 dnsIp25 101 239.255.255.250 unknown Reserved 67->101 86 chrome.exe 67->86         started        process26 dnsIp27 103 part-0032.t-0009.t-msedge.net 13.107.246.60, 443, 49765, 49766 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 86->103 105 13.89.179.8, 443, 49788, 49797 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 86->105 107 16 other IPs or domains 86->107
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f783c3f49caaa0bd5c62b5e29252266413dded630431d8d18daafbcedb979297/
Threat name:
Shortcut.Trojan.GenAutorunLnkFile
Create hunting rule
Status:
Malicious
First seen:
2022-08-22 11:12:05 UTC
File Type:
Binary
AV detection:
9 of 40 (22.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=66b4h5e4vkql2xdcwxrjeurgmqj533ldaqy5rumnvl545w4xsklq._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:svchost persistence rat
Link:
https://tria.ge/reports/220822-natwksehen/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
184.75.221.195:22614
securewebareaxxx.ddns.net:22614
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/f783c3f49caaa0bd5c62b5e29252266413dded630431d8d18daafbcedb979297

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:Download_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies download artefacts in shortcut (LNK) files.
Rule name:EXE_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies executable artefacts in shortcut (LNK) files.
Rule name:INDICATOR_EXE_Packed_MPress
Create hunting rule
Author:ditekSHen
Description:Detects executables built or packed with MPress PE compressor
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:malware_netwire_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect netwire in memory
Reference:internal research
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:PDF_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies Adobe Acrobat artefacts in shortcut (LNK) files.
Rule name:pe_imphash
Create hunting rule
Rule name:PS_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies PowerShell artefacts in shortcut (LNK) files.
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_LNK_PowerShell
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference to powershell inside an lnk file, which is suspicious
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_vigilant_cleaner_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.vigilant_cleaner.

File information

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

Comments