MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4bcdc1bbcabea4a1336f6f76c5d69257f3766d3d5422bcd5b7d186dbd133a4b. 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


SnakeKeylogger


Vendor detections: 11


Intelligence 11 IOCs YARA 21 File information Comments
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SHA256 hash: f4bcdc1bbcabea4a1336f6f76c5d69257f3766d3d5422bcd5b7d186dbd133a4b
SHA3-384 hash: 38ab147446ce42ff84759be28c2606caf8e6d1fbc9ca69faf8639527c6a2deef3778730b53a59ea7934af5c7833f94c2
SHA1 hash: 88fc1bb584a02a1654d277e35f7441750780d2a1
MD5 hash: ca6aa34c99cf31476dd91f137103d3e6
humanhash: east-happy-mirror-mirror
File name:REQUEST FOR QUOTATION_ TO SUPPLY AND DELIVERY OF FITTINGS_RFQ 018226.js
Download: download sample
Signature SnakeKeylogger
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File size:85'768 bytes
First seen:2026-08-27 08:15:44 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:46HrNcm52zCZpZZQ37YnQUxZo6SNKU+X0JYzO3hV1U6uZ/GbbEWJZFwmGQZCHaI0:jIppbOskFIrEuBDRcIwNE46x
TLSH T1B5831D048A87798443376B7FA22BA8D4FA76077B00444917B97C7444AFF2D19EDE48BE
Magika javascript
Reporter abuse_ch
Tags:js SnakeKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.JS.Obfus-2303.UNOFFICIAL
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
encrypted evasive masquerade obfuscated opendir repaired
Link:
https://www.filescan.io/uploads/6a8ff25c50f29e4b2f6763b5/reports/195b83d6-a217-4261-9511-4c309ac41cab/overview
Verdict:
Malicious
Labled as:
Trojan.AgentTesla.JS
Link:
https://www.hybrid-analysis.com/sample/f4bcdc1bbcabea4a1336f6f76c5d69257f3766d3d5422bcd5b7d186dbd133a4b
Verdict:
Malicious
File Type:
js
First seen:
2026-08-27T01:15:00Z UTC
Last seen:
2026-08-27T05:11:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/f4bcdc1bbcabea4a1336f6f76c5d69257f3766d3d5422bcd5b7d186dbd133a4b/results?tab=lookup
Result
Threat name:
Snake Keylogger, VIP Keylogger
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Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1964618
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Found malware configuration
Injects a PE file into a foreign processes
JavaScript source code contains functionality to generate code involving a shell, file or stream
JavaScript source code contains functionality to generate code involving HTTP requests or file downloads
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
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)
Uses the Telegram API (likely for C&C communication)
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 Powershell decode and execute
Yara detected Snake Keylogger
Yara detected Telegram RAT
Yara detected VIP Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1964618 Sample: REQUEST FOR QUOTATION_ TO S... Startdate: 27/08/2026 Architecture: WINDOWS Score: 100 25 reallyfreegeoip.org 2->25 27 api.telegram.org 2->27 29 3 other IPs or domains 2->29 43 Suricata IDS alerts for network traffic 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 53 13 other signatures 2->53 8 wscript.exe 21 2->8         started        signatures3 49 Tries to detect the country of the analysis system (by using the IP) 25->49 51 Uses the Telegram API (likely for C&C communication) 27->51 process4 dnsIp5 31 178.16.53.176, 49729, 80 OMEGATECH-ASSC Netherlands 8->31 55 System process connects to network (likely due to code injection or exploit) 8->55 57 JScript performs obfuscated calls to suspicious functions 8->57 59 Wscript starts Powershell (via cmd or directly) 8->59 61 4 other signatures 8->61 12 powershell.exe 16 8->12         started        signatures6 process7 signatures8 63 Writes to foreign memory regions 12->63 65 Injects a PE file into a foreign processes 12->65 15 aspnet_compiler.exe 15 2 12->15         started        19 conhost.exe 12->19         started        21 aspnet_compiler.exe 12->21         started        23 4 other processes 12->23 process9 dnsIp10 33 mail.irdem.com.tr 217.116.205.42, 49751, 587 HOSTHANETR Turkey 15->33 35 api.telegram.org 149.154.166.110, 443, 49747 TELEGRAMVG United Kingdom 15->35 37 2 other IPs or domains 15->37 39 Tries to steal Mail credentials (via file / registry access) 15->39 41 Tries to harvest and steal browser information (history, passwords, etc) 15->41 signatures11
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/f4bcdc1bbcabea4a1336f6f76c5d69257f3766d3d5422bcd5b7d186dbd133a4b
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4bcdc1bbcabea4a1336f6f76c5d69257f3766d3d5422bcd5b7d186dbd133a4b/
Threat name:
Script-JS.Trojan.AgentTesla
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Status:
Malicious
First seen:
2026-08-27 04:32:15 UTC
File Type:
Text (JavaScript)
AV detection:
8 of 36 (22.22%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6s6nyg54vpveuezw633wyxljev7tozwt2vbcxtk3pumg3pithjfq._file
Verdict:
malicious
Label(s):
VIPKeylogger
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Link:
https://reports.threatray.com/95cd09b8-bb1e-4555-8236-29271f3aa382
Result
Malware family:
vipkeylogger
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Score:
  10/10
Tags:
family:vipkeylogger collection discovery execution keylogger stealer
Link:
https://tria.ge/reports/260827-j59haszxbs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Badlisted process makes network request
Family: VIPKeylogger
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/f4bcdc1bbcabea4a1336f6f76c5d69257f3766d3d5422bcd5b7d186dbd133a4b

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
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Author:Rony (r0ny_123)
Description:Detects Snake keylogger payload
Rule name:DetectEncryptedVariants
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Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
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Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
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Author:ditekSHen
Description:Detects executables with potential process hoocking
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
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Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:malware_SnakeKeylogger
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Author:JPCERT/CC Incident Response Group
Description:Snake Keylogger (a.k.a. VIP Recovery)
Rule name:MAL_Envrial_Jan18_1
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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
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Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:NET
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Author:malware-lu
Rule name:NETexecutableMicrosoft
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Author:malware-lu
Rule name:pe_imphash
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Rule name:RANSOMWARE
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Author:ToroGuitar
Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
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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
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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
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Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:VECT_Ransomware
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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
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Author:kevoreilly
Description:Detects VIPKeyLogger Keylogger
Rule name:Windows_Trojan_SnakeKeylogger_af3faa65
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Author:Elastic Security
Rule name:win_dotnet_vb_stealer_rat
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Author:Arrbat
Description:Detects .NET/VB executables with stealer/RAT capabilities (sockets, HTTP, processes, registry, etc).

File information

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

Comments