MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0395d68f630504f3ed9a54bf720cda71b5d77a63cbe9a8fcdba45fb3f8e0925f. 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: 18


Intelligence 18 IOCs YARA 22 File information Comments

SHA256 hash: 0395d68f630504f3ed9a54bf720cda71b5d77a63cbe9a8fcdba45fb3f8e0925f
SHA3-384 hash: 7ff6e8747c55319bd0668aff49c593d5f067b8434d42712441b2248749659ab1394078c25d1cc2bfc3490216ac9b8b37
SHA1 hash: 9c7ba1aeea089db00aa1649a2a48b56610c7be8e
MD5 hash: 5a238471b8d181a765cfc6fff48d3938
humanhash: hot-floor-august-fish
File name:pub-4c182737706e41d29aee6cc5517f834d.r2.dev_aec.exe
Download: download sample
Signature MassLogger
File size:274'432 bytes
First seen:2026-05-21 13:32:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'012 x AgentTesla, 19'917 x Formbook, 12'332 x SnakeKeylogger)
ssdeep 3072:qUiUMI3VME4t2uzYsRXlbi/GN/q4eQ6YrsSL6nU10dKQnVb2QfDs0mZY/Vgaifb0:OFQf3aswy1nVb2z9b
Threatray 2'906 similar samples on MalwareBazaar
TLSH T13C44761A2BE8A410E2FF8573D2B25125C6FBB5A346158D3E17D2E80A3E3E540DE16F53
TrID 69.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win64 Executable (generic) (6522/11/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter TomU
Tags:exe MassLogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
51
Origin country :
CH CH
Vendor Threat Intelligence
Malware configuration found for:
VIP
Details
VIP
a communications type, a log recover type, a password, a string XOR key, decrypted strings, and based upon the communication type, one of the following: SMTP settings, FTP settings, or a Telegram URL
Malware family:
n/a
ID:
1
File name:
stage1b.exe
Verdict:
Malicious activity
Analysis date:
2026-02-27 00:22:54 UTC
Tags:
evasion snake keylogger telegram spyware stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
dotnet virus smtp
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Launching a service
Reading critical registry keys
Creating a window
Stealing user critical data
Verdict:
Malicious
File Type:
exe x32
First seen:
2024-11-16T05:56:00Z UTC
Last seen:
2026-05-22T23:40:00Z UTC
Hits:
~100
Detections:
Trojan-PSW.SnakeLogger.HTTP.C&C Trojan.Win32.Agent.sb Trojan-PSW.Win32.Stelega.sb Trojan-PSW.Win32.Stealer.sb HEUR:Trojan.Win32.Generic HEUR:Trojan-Spy.MSIL.Agent.sb HEUR:Trojan-PSW.MSIL.Stealer.gen
Malware family:
Snake Keylogger
Verdict:
Malicious
Gathering data
Threat name:
ByteCode-MSIL.Trojan.MassLogger
Status:
Malicious
First seen:
2024-11-16 09:19:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
29 of 36 (80.56%)
Threat level:
  5/5
Result
Malware family:
vipkeylogger
Score:
  10/10
Tags:
family:vipkeylogger collection discovery keylogger spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_office_path
outlook_win_path
Browser Information Discovery
Program crash
System Location Discovery: System Language Discovery
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Family: VIPKeylogger
Malware family:
SnakeKeylogger
Verdict:
Malicious
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:crime_snake_keylogger
Author:Rony (r0ny_123)
Description:Detects Snake keylogger payload
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Author:ditekSHen
Description:Detects executables with potential process hoocking
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MAL_Envrial_Jan18_1
Author:Florian Roth (Nextron Systems)
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:masslogger_gcch
Author:govcert_ch
Rule name:NET
Author:malware-lu
Rule name:pe_imphash
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Author:vietdx.mb
Rule name:TelegramAPIMalware_PowerShell_EXE
Author:@polygonben
Description:Hunting for pwsh malware using Telegram for C2
Rule name:telegram_bot_api
Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:VIPKeyLogger
Author:kevoreilly
Description:Detects VIPKeyLogger Keylogger
Rule name:Windows_Trojan_SnakeKeylogger_af3faa65
Author:Elastic Security
Rule name:win_dotnet_vb_stealer_rat
Author:Arrbat
Description:Detects .NET/VB executables with stealer/RAT capabilities (sockets, HTTP, processes, registry, etc).
Rule name:win_masslogger_w0
Author:govcert_ch

File information


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

Malspam

MassLogger

Executable exe 0395d68f630504f3ed9a54bf720cda71b5d77a63cbe9a8fcdba45fb3f8e0925f

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments