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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78c375d37aeceb5da37845f1f9a499c7a17390f686fe1ff7895cff41931e9ef3. 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



MassLogger


Vendor detections: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: 78c375d37aeceb5da37845f1f9a499c7a17390f686fe1ff7895cff41931e9ef3
SHA3-384 hash: 05eb8103291b0ac1dddcbff002e9c41bba0ed045855618dba93415bbafebb7fad0bb19b5b040d0a621c36b93720ff410
SHA1 hash: e03406577242dd04b03b7685d73c8faf2d93f09f
MD5 hash: 9405d8e15f1dd435c25eed2b968296ad
humanhash: eleven-juliet-ceiling-minnesota
File name:Inquiry.js
Download: download sample
Signature MassLogger
File size:798'932 bytes
First seen:2026-06-10 05:31:24 UTC
Last seen:2026-06-12 21:55:45 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:uUX+yHAquZ6rsISlbmGxyBesOzlvqriT8DZCkWZOO82qi/fffsS7v7MZPARChYjo:R+yCpY1
Threatray 1'565 similar samples on MalwareBazaar
TLSH T18805D53DCE14412FE972C629C8A9449FF485659B222CED4790CB2F5FAE7288277C325D
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika txt
Reporter threatcat_ch
Tags:js MassLogger

Intelligence


File Origin
# of uploads :
2
# of downloads :
152
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
70%
Tags:
obfuscate stration shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
conhost obfuscated powershell repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-06-09T13:24:00Z UTC
Last seen:
2026-06-12T03:38:00Z UTC
Hits:
~1000
Detections:
HEUR:Trojan.Script.Generic PDM:Trojan.Win32.Generic
Result
Threat name:
MSIL Logger, MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Contains functionality to log keystrokes (.Net Source)
Creates an undocumented autostart registry key
Found malware configuration
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Powershell scriptblock execution from environment variable
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Yara detected MassLogger RAT
Yara detected MSIL Logger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Gathering data
Threat name:
Win32.Trojan.Redirector
Status:
Malicious
First seen:
2026-06-09 19:15:00 UTC
File Type:
Text (JavaScript)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Checks computer location settings
Badlisted process makes network request
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

MassLogger

Java Script (JS) js 78c375d37aeceb5da37845f1f9a499c7a17390f686fe1ff7895cff41931e9ef3

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments