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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da9a78ac208ff90959b6fddbc7d64347fcaa9429a46cc4ed5ce1fa28d2a7e9f4. 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: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: da9a78ac208ff90959b6fddbc7d64347fcaa9429a46cc4ed5ce1fa28d2a7e9f4
SHA3-384 hash: 91c0bb2255d2d070108bd8952757e9aab06cc7d822a2588a7227477132a95f4fd684db9f81c811329c2d8dd29d1b357c
SHA1 hash: 825d219b83f5bd5da0727583831f469c221e4d6b
MD5 hash: 26185db46ad8fa6aa25dc1dff57dd36a
humanhash: snake-tennis-artist-april
File name:ScreenConnect.ClientSetup.msi
Download: download sample
Signature ConnectWise
Create hunting rule
File size:11'694'080 bytes
First seen:2026-09-13 00:20:16 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 196608:rrnLYG3zDhukOHrnLYG3z5rnLYG3z0rnLYG3zYrnLYG3zGrnLYG3z:rbDDDgvHbDD5bDD0bDDYbDDGbDD
TLSH T1EFC6233267FD4918E1F36778ED3A91E291367C64CF12C09F2614786E6871E8096A373B
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 BastianHein
Tags:ConnectWise msi

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
CL CL
Vendor Threat Intelligence
Gathering data
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/85231/
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm base64 CAB evasive expand expired-cert explorer fingerprint hacktool installer installer lolbin lolbin overlay packed packed reconnaissance rundll32
Link:
https://www.filescan.io/uploads/6aa5ec4e715b4196af3646e6/reports/9da41f77-3d5e-4688-ae02-9644e92f701b/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/da9a78ac208ff90959b6fddbc7d64347fcaa9429a46cc4ed5ce1fa28d2a7e9f4
Verdict:
Adware
File Type:
msi
Link:
https://opentip.kaspersky.com/da9a78ac208ff90959b6fddbc7d64347fcaa9429a46cc4ed5ce1fa28d2a7e9f4/results?tab=lookup
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: 0.00 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
Link:
https://app.malva.re/file/26185db46ad8fa6aa25dc1dff57dd36a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/da9a78ac208ff90959b6fddbc7d64347fcaa9429a46cc4ed5ce1fa28d2a7e9f4/
Threat name:
ByteCode-MSIL.PUA.ConnectWise
Create hunting rule
Status:
Malicious
First seen:
2026-09-13 00:21:24 UTC
File Type:
Binary (Archive)
Extracted files:
173
AV detection:
7 of 36 (19.44%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3knhrlbar74qswnw7xn4pvsdi76kvfbjurwmj3k44h5cruvh5h2a._file
Verdict:
malicious
Label(s):
ADMINTOOL_ScreenConnect
Create hunting rule
Link:
https://reports.threatray.com/90a0dc66-0f99-4a1a-9303-bc7d02f4bf35
Result
Malware family:
n/a
Score:
  8/10
Tags:
backdoor discovery persistence privilege_escalation ransomware rat revoked_codesign
Link:
https://tria.ge/reports/260913-am19jaz1cx/
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
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
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/da9a78ac208ff90959b6fddbc7d64347fcaa9429a46cc4ed5ce1fa28d2a7e9f4

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
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_RMM_ConnectWise_ScreenConnect
Create hunting rule
Author:ditekSHen
Description:Detects ConnectWise Control (formerly ScreenConnect). Review RMM Inventory
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/85231/

Comments