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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44072cefed23cb8d6ea255e2b62918c35249f6d760c41faf5da6714c35319c3e. 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: 13


Intelligence 13 IOCs YARA 7 File information Comments

SHA256 hash: 44072cefed23cb8d6ea255e2b62918c35249f6d760c41faf5da6714c35319c3e
SHA3-384 hash: f4a69ed72a873969a0892d66c2d3e29c9de2945e39bf89b05b7dc9ddd91ff130478b79b89f548578b25df35feb53df79
SHA1 hash: 7ebd4086c2ff7b58077d5f7ce251b145e833ad07
MD5 hash: 3701602b85dec6e6e5c4a95ad8a2d07d
humanhash: arizona-enemy-cup-hydrogen
File name:44072cefed23cb8d6ea255e2b62918c35249f6d760c41faf5da6714c35319c3e.msi
Download: download sample
Signature ConnectWise
File size:14'385'152 bytes
First seen:2026-11-15 00:31:42 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 196608:dHxcp9ym3nltDUJVzHxcp9ym3EHxcp9ym3VHxcp9ym3tHxcp9ym3ZHxcp9ym3sH1:PGplpIGpiGpHGpfGprGpKGp6
TLSH T1F1E6231567FC8669F0B22A30B53655B19AB53C959C72E23F3124BE4E1972F4888F2733
TrID 80.0% (.MSI) Microsoft Windows Installer (454500/1/170)
10.7% (.MST) Windows SDK Setup Transform script (61000/1/5)
7.8% (.MSP) Windows Installer Patch (44509/10/5)
1.4% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter Tuxxin
Tags:ConnectWise msi

Intelligence


File Origin
# of uploads :
1
# of downloads :
70
Origin country :
US US
Vendor Threat Intelligence
Verdict:
Malicious
Score:
94.9%
Tags:
connectwise shellcode dropper micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% directory
Loading a suspicious library
Creating a file
Deleting a recently created file
Creating a file in the Windows subdirectories
Creating a file in the Program Files subdirectories
Creating a service
Launching a service
Creating a process from a recently created file
Sending a custom TCP request
DNS request
Moving a file to the Windows subdirectory
Connection attempt
Using the Windows Management Instrumentation requests
Possible injection to a system process
Enabling autorun with the shell\open\command registry branches
Enabling autorun
Enabling autorun for a service
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug base64 CAB expand expired-cert installer installer lolbin overlay packed packed reconnaissance rundll32
Result
Threat name:
ScreenConnect Tool
Detection:
malicious
Classification:
evad
Score:
76 / 100
Signature
.NET source code references suspicious native API functions
Contains functionality to hide user accounts
Enables network access during safeboot for specific services
Joe Sandbox ML detected suspicious sample
Modifies security policies related information
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2006187 Sample: TUBS3bbmgL.msi Startdate: 15/11/2026 Architecture: WINDOWS Score: 76 50 dolphlinksan.online 2->50 54 Multi AV Scanner detection for dropped file 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 .NET source code references suspicious native API functions 2->58 60 2 other signatures 2->60 8 msiexec.exe 94 51 2->8         started        12 ScreenConnect.ClientService.exe 2 5 2->12         started        15 msiexec.exe 6 2->15         started        signatures3 process4 dnsIp5 32 C:\Windows\Installer\MSIDFE7.tmp, PE32 8->32 dropped 34 C:\Windows\Installer\MSID6BE.tmp, PE32 8->34 dropped 36 C:\...\ScreenConnect.WindowsFileManager.exe, PE32 8->36 dropped 40 9 other files (7 malicious) 8->40 dropped 64 Enables network access during safeboot for specific services 8->64 66 Modifies security policies related information 8->66 17 msiexec.exe 8->17         started        19 msiexec.exe 1 8->19         started        21 msiexec.exe 8->21         started        52 dolphlinksan.online 38.255.52.242, 49743, 8041 HYONIXHyonixSG United States 12->52 68 Contains functionality to hide user accounts 12->68 23 ScreenConnect.WindowsClient.exe 2 12->23         started        26 ScreenConnect.WindowsClient.exe 2 12->26         started        38 C:\Users\user\AppData\Local\...\MSICA88.tmp, PE32 15->38 dropped file6 signatures7 process8 signatures9 28 rundll32.exe 11 17->28         started        62 Contains functionality to hide user accounts 23->62 process10 file11 42 C:\Users\user\...\ScreenConnect.Windows.dll, PE32 28->42 dropped 44 C:\...\ScreenConnect.InstallerActions.dll, PE32 28->44 dropped 46 C:\Users\user\...\ScreenConnect.Core.dll, PE32 28->46 dropped 48 4 other malicious files 28->48 dropped 70 Contains functionality to hide user accounts 28->70 signatures12
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
.Net CAB:COMPRESSION:LZX CAB:COMPRESSION:NONE Executable Managed .NET Office Document PDB Path PE (Portable Executable) PE File Layout PE Memory-Mapped (Dump) SOS: 0.21 SOS: 0.24 SOS: 0.25 SOS: 0.26 SOS: 0.27 SOS: 0.31 SOS: 0.32 SOS: 0.36 SOS: 0.39
Threat name:
ByteCode-MSIL.PUA.ConnectWise
Status:
Malicious
First seen:
2026-11-14 10:55:47 UTC
File Type:
Binary (Archive)
Extracted files:
181
AV detection:
11 of 36 (30.56%)
Threat level:
  1/5
Verdict:
malicious
Label(s):
ADMINTOOL_ScreenConnect
Result
Malware family:
n/a
Score:
  8/10
Tags:
backdoor discovery persistence privilege_escalation ransomware rat revoked_codesign
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Event Triggered Execution: Installer Packages
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Boot or Logon Autostart Execution: Authentication Package
Drops file in System32 directory
Enumerates connected drives
ConnectWise ScreenConnect remote access tool
Event Triggered Execution: Component Object Model Hijacking
Executes dropped EXE
Loads dropped DLL
Sets service image path in registry
Signed with revoked ConnectWise certificate
Malware Family:
n/a
Verdict:
Suspicious
Tags:
privilege_escalation rat stealer
YARA:
win_token ParentProcessEvasion
Malware Family:
connectwise
Malicious:
True
Tags:
msi obfuscated debug-check wmi-activity persistence adapter-discovery usb-check
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:exploit_any_poppopret
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:INDICATOR_RMM_ConnectWise_ScreenConnect
Author:ditekSHen
Description:Detects ConnectWise Control (formerly ScreenConnect). Review RMM Inventory
Rule name:NET
Author:malware-lu
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:win_evilconwi_w0
Author:Karsten Hahn @ G DATA CyberDefense
Description:Settings from app.config that hide the connection of the client. These settings are potentially unwanted

File information


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

Web download

ConnectWise

Microsoft Software Installer (MSI) msi 44072cefed23cb8d6ea255e2b62918c35249f6d760c41faf5da6714c35319c3e

(this sample)

  
Delivery method
Distributed via web download

Comments