MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dfc056cb696d81fdea8c8b52494c9b62ccb02b73a3d4a7afd6bb4a36c8f1d511. 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


VIPKeylogger


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
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SHA256 hash: dfc056cb696d81fdea8c8b52494c9b62ccb02b73a3d4a7afd6bb4a36c8f1d511
SHA3-384 hash: 2230c890bae16962366823ed39101b0e3aa28b44d97d657a3a9d44e632cb879f5be78623bc3ee4181ad59a7ac9fc9b27
SHA1 hash: 4857a4e1b07a1a66d634c0ae60bc87aa3fe09e21
MD5 hash: 06b1fd8b63dfd9048d667d67b2645cfc
humanhash: wyoming-fifteen-hawaii-vermont
File name:Teklif İsteme Mektubu.js
Download: download sample
Signature VIPKeylogger
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File size:66'674 bytes
First seen:2026-08-20 14:37:06 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 1536:YjI3dMd6aaHIFKSEabk+Zn4hCTwTNrt5FRHZEc:zM0+Zn4hCTwTNrt5F7x
TLSH T165531D40998776904777AB3FE32A9ED1F676076B0140491BB97C3848AFF1D0ADDD08BA
Magika javascript
Reporter abuse_ch
Tags:geo js TUR VIPKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
139
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 obfuscated repaired
Link:
https://www.filescan.io/uploads/6a87112e32bba2df96a74b99/reports/a890f75a-027f-470b-8d98-ef7ac7420bba/overview
Verdict:
Malicious
Labled as:
GT:JS.Acsogenixx.5992
Link:
https://www.hybrid-analysis.com/sample/dfc056cb696d81fdea8c8b52494c9b62ccb02b73a3d4a7afd6bb4a36c8f1d511
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/1961265
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: 1961265 Sample: Teklif #U0130steme Mektubu.js Startdate: 20/08/2026 Architecture: WINDOWS Score: 100 34 reallyfreegeoip.org 2->34 36 api.telegram.org 2->36 38 3 other IPs or domains 2->38 46 Suricata IDS alerts for network traffic 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 56 13 other signatures 2->56 8 wscript.exe 21 2->8         started        signatures3 52 Tries to detect the country of the analysis system (by using the IP) 34->52 54 Uses the Telegram API (likely for C&C communication) 36->54 process4 dnsIp5 40 178.16.53.176, 49732, 80 OMEGATECH-ASSC Netherlands 8->40 26 C:\Temp\DJKQVOHB.ps1, ASCII 8->26 dropped 58 System process connects to network (likely due to code injection or exploit) 8->58 60 JScript performs obfuscated calls to suspicious functions 8->60 62 Wscript starts Powershell (via cmd or directly) 8->62 64 4 other signatures 8->64 13 powershell.exe 16 8->13         started        file6 signatures7 process8 signatures9 66 Writes to foreign memory regions 13->66 68 Injects a PE file into a foreign processes 13->68 16 aspnet_compiler.exe 15 2 13->16         started        20 conhost.exe 13->20         started        22 aspnet_compiler.exe 13->22         started        24 4 other processes 13->24 process10 dnsIp11 28 mail.irdem.com.tr 217.116.205.42, 49751, 587 HOSTHANETR Turkey 16->28 30 api.telegram.org 149.154.166.110, 443, 49750 TELEGRAMVG United Kingdom 16->30 32 2 other IPs or domains 16->32 42 Tries to steal Mail credentials (via file / registry access) 16->42 44 Tries to harvest and steal browser information (history, passwords, etc) 16->44 signatures12
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/dfc056cb696d81fdea8c8b52494c9b62ccb02b73a3d4a7afd6bb4a36c8f1d511
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dfc056cb696d81fdea8c8b52494c9b62ccb02b73a3d4a7afd6bb4a36c8f1d511/
Threat name:
Script-JS.Trojan.Acsogenixx
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Status:
Malicious
First seen:
2026-08-20 12:58:23 UTC
File Type:
Text (JavaScript)
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=37afns3jnwa732umrnjeste3mlglak3tupkkpl6wxnfdnshr2uiq._file
Verdict:
malicious
Label(s):
FantomCrypt
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VIPKeylogger
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Link:
https://reports.threatray.com/fa40aa31-9d6f-4952-ba22-844397a5c4ff
Result
Malware family:
vipkeylogger
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Score:
  10/10
Tags:
family:vipkeylogger collection discovery execution keylogger stealer
Link:
https://tria.ge/reports/260820-rzdgnsygnf/
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/dfc056cb696d81fdea8c8b52494c9b62ccb02b73a3d4a7afd6bb4a36c8f1d511

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
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Author:Security Research Team
Description:Suspicious process creation
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)

File information

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

Comments