MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ef9d50b77db88c2e8e2e17a0fc04c4ab38e5356f86bc836dd132bdf03b922b2. 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: 8


Intelligence 8 IOCs YARA 21 File information Comments
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SHA256 hash: 2ef9d50b77db88c2e8e2e17a0fc04c4ab38e5356f86bc836dd132bdf03b922b2
SHA3-384 hash: b4bfd5011697c3c1a0d1b2b7b5d31c6371694f958a4729f2b29029a286093ada76a2cac04ce9cac0940ccaed3cb35a8f
SHA1 hash: 417ebb5693b014f5cf1f4b75f6cd752a42316b9f
MD5 hash: ae6a59c87e8ea27fdaf6b428eaf48e25
humanhash: violet-hamper-golf-bacon
File name:e-dekont.vbe
Download: download sample
Signature MassLogger
Create hunting rule
File size:60'926 bytes
First seen:2026-08-10 07:15:14 UTC
Last seen:Never
File type:Visual Basic Script (vbe) vbe
MIME type:text/plain
ssdeep 768:dMFFKvQD6GPTAFgfvcR9DFfhKtxYWHddP9w/xzl7kIQd3GfY2d5vWbYrmGY+uRM0:Y8F666GTuROg7
TLSH T1E853B1A21E28C0E32E5DB45460C19FEE867A7117BDB94D0717249BA2CFBD1CB3E855C2
Magika vba
Reporter lowmal3
Tags:MassLogger vbe

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
aspnet_compiler base64 downloader encrypted evasive evasive lolbin obfuscated obfuscated opendir packed powershell reconnaissance
Link:
https://www.filescan.io/uploads/6a797a939fd796301026d73a/reports/6c7a77e0-6ad9-45ec-8a2b-3405ea590262/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/2ef9d50b77db88c2e8e2e17a0fc04c4ab38e5356f86bc836dd132bdf03b922b2
Verdict:
Malicious
File Type:
vbs
First seen:
2026-08-07T09:13:00Z UTC
Last seen:
2026-08-10T04:18:00Z UTC
Hits:
~10000
Link:
https://opentip.kaspersky.com/2ef9d50b77db88c2e8e2e17a0fc04c4ab38e5356f86bc836dd132bdf03b922b2/results?tab=lookup
Result
Threat name:
MSIL Logger, MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1954885
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
System process connects to network (likely due to code injection or exploit)
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected Generic JS Downloader
Yara detected MassLogger RAT
Yara detected MSIL Logger
Yara detected MSILLoadEncryptedAssembly
Yara detected Powershell decode and execute
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1954885 Sample: e-dekont.vbe Startdate: 10/08/2026 Architecture: WINDOWS Score: 100 32 reallyfreegeoip.org 2->32 34 checkip.dyndns.org 2->34 36 checkip.dyndns.com 2->36 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 52 14 other signatures 2->52 8 wscript.exe 21 2->8         started        signatures3 50 Tries to detect the country of the analysis system (by using the IP) 32->50 process4 dnsIp5 38 217.60.241.30, 49714, 80 PFCLOUDPfcloudUGDE Netherlands 8->38 26 C:\Temp\LSFPVZLZ.ps1, ASCII 8->26 dropped 54 System process connects to network (likely due to code injection or exploit) 8->54 56 Wscript starts Powershell (via cmd or directly) 8->56 58 Bypasses PowerShell execution policy 8->58 60 3 other signatures 8->60 13 powershell.exe 16 8->13         started        file6 signatures7 process8 signatures9 62 Writes to foreign memory regions 13->62 64 Injects a PE file into a foreign processes 13->64 16 aspnet_compiler.exe 15 2 13->16         started        20 conhost.exe 13->20         started        22 aspnet_compiler.exe 13->22         started        24 7 other processes 13->24 process10 dnsIp11 28 checkip.dyndns.com 158.101.44.242, 49723, 80 ORACLE-BMC-31898-OracleCorporationUS United States 16->28 30 reallyfreegeoip.org 104.21.67.152, 443, 49724 CLOUDFLARENET-CloudflareIncUS Canada 16->30 40 Tries to steal Mail credentials (via file / registry access) 16->40 42 Tries to harvest and steal browser information (history, passwords, etc) 16->42 signatures12
Score:
33%
Verdict:
Susipicious
File Type:
SCRIPT
Link:
https://malprob.io/report/2ef9d50b77db88c2e8e2e17a0fc04c4ab38e5356f86bc836dd132bdf03b922b2
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2ef9d50b77db88c2e8e2e17a0fc04c4ab38e5356f86bc836dd132bdf03b922b2/
Threat name:
Win32.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2026-08-07 13:59:45 UTC
File Type:
Text (VBS)
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=f345kc3x3oemf2hc4f5a7qcmjkzy4u2w7bv4qnw5cmv56a5zekza._file
Verdict:
malicious
Label(s):
NovaStealer
Create hunting rule
Link:
https://reports.threatray.com/1c6c682d-a15a-49c0-9074-60c8db1b6bbc
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/260810-h3g5ladj7x/
Behaviour
Executes a VBScript file via the Windows Script Host.
Badlisted process makes network request
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/2ef9d50b77db88c2e8e2e17a0fc04c4ab38e5356f86bc836dd132bdf03b922b2

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
Create hunting rule
Author:Rony (r0ny_123)
Description:Detects Snake keylogger payload
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MAL_Envrial_Jan18_1
Create hunting rule
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
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:masslogger_gcch
Create hunting rule
Author:govcert_ch
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:OBFUS_PowerShell_Common_Replace
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the common usage of replace for obfuscation
Rule name:pe_imphash
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
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
Create hunting rule
Author:vietdx.mb
Rule name:TelegramAPIMalware_PowerShell_EXE
Create hunting rule
Author:@polygonben
Description:Hunting for pwsh malware using Telegram for C2
Rule name:telegram_bot_api
Create hunting rule
Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:VECT_Ransomware
Create hunting rule
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:Windows_Trojan_SnakeKeylogger_af3faa65
Create hunting rule
Author:Elastic Security
Rule name:win_dotnet_vb_stealer_rat
Create hunting rule
Author:Arrbat
Description:Detects .NET/VB executables with stealer/RAT capabilities (sockets, HTTP, processes, registry, etc).
Rule name:win_masslogger_w0
Create hunting rule
Author:govcert_ch

File information

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

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