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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 158632455cb5165778c2a7dc0499ece1bf9e6129c455e4833129f04f77e76b21. 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


ConnectWise


Vendor detections: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 158632455cb5165778c2a7dc0499ece1bf9e6129c455e4833129f04f77e76b21
SHA3-384 hash: 6b8a02f1c5633ce14d58d06eccd6dfd87c8dc66027bc9172841fb818230866f9adf2865e48177304ab569e44961f7bc4
SHA1 hash: 418b0ab4796b1124de69f7ceae3cd7c17a56d3ba
MD5 hash: 92db821670df8984b7d3128a15353c02
humanhash: four-fruit-november-louisiana
File name:IRS-Payroll-34192534004.js
Download: download sample
Signature ConnectWise
Create hunting rule
File size:634'652 bytes
First seen:2026-10-28 11:32:00 UTC
Last seen:2026-10-28 12:29:20 UTC
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 6144:U4dVzrAMWCddUamtXe2V2fd7B+jR0lD/Tpefn0MhgPfsG9lnAmD1DL5abQcQhFWc:US2OAvMMnzt5kGlstP
TLSH T137D44E1DECF750C87D17B2384BBF1044A9F98813184EDE947C5CF6909F2989A45BEAE8
Magika javascript
Reporter smica83
Tags:ConnectWise js

Intelligence

File Origin
# of uploads :
2
# of downloads :
201
Origin country :
HU HU
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae1dd413a56bbccb37c0dac
Tags:
xtreme overt sage
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm encrypted fingerprint obfuscated repaired
Link:
https://www.filescan.io/uploads/6ae1dd40887a068aee28d240/reports/34cea256-31e6-40f0-81b1-1349a24ba60e/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/158632455cb5165778c2a7dc0499ece1bf9e6129c455e4833129f04f77e76b21
Verdict:
Malicious
File Type:
js
First seen:
2026-10-28T11:09:00Z UTC
Last seen:
2026-10-29T06:18:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/158632455cb5165778c2a7dc0499ece1bf9e6129c455e4833129f04f77e76b21/results?tab=lookup
Result
Threat name:
ScreenConnect Tool
Create hunting rule
Detection:
malicious
Classification:
expl.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1993947
Signature
.NET source code references suspicious native API functions
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to hide user accounts
Creates processes via WMI
Enables network access during safeboot for specific services
JavaScript source code contains functionality to compute date of execution (likely for evasion)
JScript performs obfuscated calls to suspicious functions
Modifies security policies related information
Multi AV Scanner detection for dropped file
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1993947 Sample: IRS-Payroll-34192534004.js Startdate: 28/10/2026 Architecture: WINDOWS Score: 96 85 Multi AV Scanner detection for dropped file 2->85 87 .NET source code references suspicious native API functions 2->87 89 Sigma detected: WScript or CScript Dropper 2->89 91 JavaScript source code contains functionality to compute date of execution (likely for evasion) 2->91 7 msiexec.exe 94 51 2->7         started        11 wscript.exe 1 12 2->11         started        13 ScreenConnect.ClientService.exe 2 5 2->13         started        15 10 other processes 2->15 process3 dnsIp4 65 C:\Windows\Installer\MSIF2B9.tmp, PE32 7->65 dropped 67 C:\Windows\Installer\MSIEF5C.tmp, PE32 7->67 dropped 69 C:\...\ScreenConnect.WindowsFileManager.exe, PE32 7->69 dropped 71 9 other files (7 malicious) 7->71 dropped 95 Enables network access during safeboot for specific services 7->95 97 Modifies security policies related information 7->97 18 msiexec.exe 7->18         started        20 msiexec.exe 1 7->20         started        22 msiexec.exe 7->22         started        99 JScript performs obfuscated calls to suspicious functions 11->99 101 Windows Scripting host queries suspicious COM object (likely to drop second stage) 11->101 103 Suspicious execution chain found 11->103 105 Creates processes via WMI 11->105 24 cmd.exe 1 11->24         started        26 chrome.exe 1 11->26         started        29 ScreenConnect.WindowsClient.exe 2 13->29         started        32 ScreenConnect.WindowsClient.exe 2 13->32         started        83 127.0.0.1 unknown unknown 15->83 107 Changes security center settings (notifications, updates, antivirus, firewall) 15->107 34 MpCmdRun.exe 15->34         started        file5 signatures6 process7 dnsIp8 36 rundll32.exe 11 18->36         started        40 curl.exe 2 24->40         started        43 msiexec.exe 6 24->43         started        45 conhost.exe 24->45         started        81 192.168.2.8, 443, 49692, 49704 unknown unknown 26->81 47 chrome.exe 26->47         started        109 Contains functionality to hide user accounts 29->109 49 conhost.exe 34->49         started        signatures9 process10 dnsIp11 51 C:\Users\user\...\ScreenConnect.Windows.dll, PE32 36->51 dropped 53 C:\...\ScreenConnect.InstallerActions.dll, PE32 36->53 dropped 55 C:\Users\user\...\ScreenConnect.Core.dll, PE32 36->55 dropped 63 4 other malicious files 36->63 dropped 93 Contains functionality to hide user accounts 36->93 73 74.207.198.39, 49715, 80 MINRTT-MinRTTIncUS United States 40->73 57 C:\Users\user\AppData\Local\...\s952651.msi, Composite 40->57 dropped 59 C:\Users\user\AppData\Local\...\MSID81A.tmp, PE32 43->59 dropped 75 eafd-ffgov-phxr9b2-roxy-default-sni.aksroxy.azureedge.us 20.140.48.70, 443, 49760 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS United States 47->75 77 eafd-ffgov-snr9b1-roxy-default-sni.aksroxy.azureedge.us 20.140.56.69, 443, 49757 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS United States 47->77 79 26 other IPs or domains 47->79 61 Chrome Cache Entry: 304, PDP-11 47->61 dropped file12 signatures13
Score:
90%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/158632455cb5165778c2a7dc0499ece1bf9e6129c455e4833129f04f77e76b21
Verdict:
Malware
YARA:
1 match(es)
Tags:
DeObfuscated Javascript JS Emulation Trace Obfuscated PowerShell T1027 T1059.001 T1059.007 T1105 WbemScripting.SWbemLocator WScript.Shell
Link:
https://app.malva.re/file/92db821670df8984b7d3128a15353c02
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/158632455cb5165778c2a7dc0499ece1bf9e6129c455e4833129f04f77e76b21/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-28 00:02:35 UTC
File Type:
Text (JavaScript)
AV detection:
5 of 24 (20.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cwdderk4wulfo6gcu7oajgpm4g7z4yjjyrk6jazrfhye657hnmqq._file
Verdict:
malicious
Label(s):
ADMINTOOL_ScreenConnect
Create hunting rule
Link:
https://reports.threatray.com/9f4da2bc-0d43-4e41-b259-864134cbdb01
Result
Malware family:
n/a
Score:
  10/10
Tags:
backdoor discovery execution persistence privilege_escalation ransomware rat revoked_codesign
Link:
https://tria.ge/reports/261028-nndrhsz1h1/
Behaviour
cURL User-Agent
Uses Volume Shadow Copy service COM API
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious behavior: EnumeratesProcesses
Modifies registry class
Modifies data under HKEY_USERS
Enumerates system info in registry
Checks processor information in registry
Checks SCSI registry key(s)
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
System Time Discovery
Browser Information Discovery
Drops file in Windows directory
Drops file in Program Files directory
Drops file in System32 directory
Boot or Logon Autostart Execution: Authentication Package
Enumerates connected drives
Loads dropped DLL
Executes dropped EXE
Event Triggered Execution: Component Object Model Hijacking
ConnectWise ScreenConnect remote access tool
Signed with revoked ConnectWise certificate
Sets service image path in registry
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.37
Link:
https://yomi.yoroi.company/submissions/158632455cb5165778c2a7dc0499ece1bf9e6129c455e4833129f04f77e76b21

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:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

Comments