🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378. 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


njrat


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378
SHA3-384 hash: 770c608b631c134b2db1c10186c85f8637e8c54ee6f73552d71584b2bb9f8f34c974c6b73e826b0e60efc4ef729df82f
SHA1 hash: a03bcc93042f70f9c2b3b6a61834a83580fcf71f
MD5 hash: 711c640b8c91d4a72b1637e7cddb7646
humanhash: low-earth-illinois-spaghetti
File name:64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378
Download: download sample
Signature njrat
Create hunting rule
File size:1'191'936 bytes
First seen:2026-03-25 07:25:11 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 24576:cN03qipE4y1+sncxyXH1aXfC5VTWWkZYW+cO341uVvmS4Fnm:cNlcsncEXeWVUYW+NCYmSUnm
TLSH T1824523FF02844816D545AB30D005E1D1F63C8E43B6828ADAE85FB7C87D796E1D6CE9B4
TrID 86.8% (.MSI) Microsoft Windows Installer (454500/1/170)
11.6% (.MST) Windows SDK Setup Transform script (61000/1/5)
1.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter JAMESWT_WT
Tags:letsdiskuss-com msi NjRAT signed Tryphena-Lewis

Code Signing Certificate

Organisation:Tryphena Lewis
Issuer:Microsoft ID Verified CS AOC CA 02
Algorithm:sha384WithRSAEncryption
Valid from:2026-03-23T20:39:53Z
Valid to:2026-03-26T20:39:53Z
Serial number: 3300086d150e4b7148feaee9e3000000086d15
Intelligence: 9 malware samples on MalwareBazaar are signed with this code signing certificate
Cert Graveyard Blocklist:This certificate is on the Cert Graveyard blocklist
Thumbprint Algorithm:SHA256
Thumbprint: 5d8764ffe44c7d85569e3500f8ea0c0bf16ddde1e10e5568748adcfeadc40274
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
Origin country :
IT IT
Vendor Threat Intelligence
Malware configuration found for:
MSI
Details
MSI
an embedded setup program or component
Link:
https://research.acce.ciphertechsolutions.com/results/3213854a-ee15-42f9-a9ff-d6043d829bf7/
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/59120/
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69c38ded390b9964741384c9
Tags:
trojan macro spawn
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378
Verdict:
Malicious
File Type:
msi
Detections:
UDS:DangerousObject.Multi.Generic HEUR:Trojan-Dropper.OLE2.Agent.gen
Link:
https://opentip.kaspersky.com/64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378/
Verdict:
Malicious
Threat:
Family.NJRAT
Link:
https://tip.neiki.dev/file/64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mswio6tyxc3tz7kv2mou5fokid25qdw4c4udber5jjyppaf3mn4a._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
adware defense_evasion discovery execution persistence privilege_escalation ransomware spyware
Link:
https://tria.ge/reports/260325-h8391sbv9z/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Event Triggered Execution: Installer Packages
System Location Discovery: System Language Discovery
Drops file in Windows directory
Adds Run key to start application
Enumerates connected drives
Hide Artifacts: Hidden Window
Network Share Discovery
Event Triggered Execution: Component Object Model Hijacking
Executes dropped EXE
Loads dropped DLL
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
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/64ac877a78b8b73cfd55d31d4e95ca40f5d80edc172830923d4a70f780bb6378

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:Suspicious_Process
Create hunting rule
Author:Security Research Team
Description:Suspicious process creation
Rule name:WIN_FileFix_Detection
Create hunting rule
Author:dogsafetyforeverone
Description:Detects FileFix social engineering technique that launches chained PowerShell and PHP commands from file explorer typed paths
Reference:FileFix social engineering with PowerShell and PHP commands

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/59120/

Comments