🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a7cdc0419111fb357fbeb16730952cbe212f46e61b2fb0690502ef878fe2b23. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1a7cdc0419111fb357fbeb16730952cbe212f46e61b2fb0690502ef878fe2b23
SHA3-384 hash: 58401a2a2edb3328cede2952bb3a42e3ae9526807bd9105dcddd76ad407ef532658b3046539c78a3e33d0ad26d8f6a9c
SHA1 hash: 51b19243d037099c7df8291a02c22dc0b6b66aef
MD5 hash: 02623a45f2bfa05de1c9017e30391cc5
humanhash: bravo-potato-fillet-neptune
File name:RFQ-THz-TDS.JS
Download: download sample
Signature MassLogger
Create hunting rule
File size:3'186'523 bytes
First seen:2026-10-29 09:16:48 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 98304:ojt2sttkfuvViDswuA9FTYNhXU48HBY9ioebgJomrm4/YYaIiyjAj/DU:Y2kwTtTKV8HBi5ebgXrBmdy9
TLSH T132E5F5826F80D133B731EB6C9636D931C90B500369D6DF1131ADE22976ADD87A71CBE2
Magika javascript
Reporter abuse_ch
Tags:js MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
171
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.JS.Muldrop.1617.546.31410.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae30f2bb121dd519dce967d
Tags:
shell spam sage blic
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug dropper evasive expired-cert obfuscated obfuscated reconnaissance repaired
Link:
https://www.filescan.io/uploads/6ae30f2059a584ca1e2a421a/reports/b72bdb8a-6e70-4120-9a96-3ea46f1cea49/overview
Verdict:
Suspicious
Labled as:
JS/Agent.ECX2
Link:
https://www.hybrid-analysis.com/sample/1a7cdc0419111fb357fbeb16730952cbe212f46e61b2fb0690502ef878fe2b23
Verdict:
Malicious
File Type:
js
First seen:
2026-10-28T15:06:00Z UTC
Last seen:
2026-10-30T08:06:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/1a7cdc0419111fb357fbeb16730952cbe212f46e61b2fb0690502ef878fe2b23/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1994518
Signature
Benign windows process drops PE files
Creates autostart registry keys with suspicious values (likely registry only malware)
Drops PE files to the document folder of the user
Found direct / indirect Syscall (likely to bypass EDR)
Installs a global keyboard hook
Multi AV Scanner detection for submitted file
Sigma detected: WScript or CScript Dropper
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)
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1994518 Sample: RFQ-THz-TDS.JS.js Startdate: 29/10/2026 Architecture: WINDOWS Score: 100 36 reallyfreegeoip.org 2->36 38 mail.trimnt.com 2->38 40 2 other IPs or domains 2->40 48 Multi AV Scanner detection for submitted file 2->48 50 Sigma detected: WScript or CScript Dropper 2->50 8 wscript.exe 1 6 2->8         started        signatures3 52 Tries to detect the country of the analysis system (by using the IP) 36->52 process4 file5 24 C:\Users\user\Documents\vcruntime140.dll, PE32+ 8->24 dropped 26 C:\Users\user\Documents\libluajit.dll, PE32+ 8->26 dropped 28 C:\Users\user\...\CULSKZCFTFQJRQBV.exe, PE32+ 8->28 dropped 30 C:\Users\user\Documents\VBQRJQFTFCZKSLUC, ASCII 8->30 dropped 56 Benign windows process drops PE files 8->56 58 Drops PE files to the document folder of the user 8->58 60 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->60 62 WScript reads language and country specific registry keys (likely country aware script) 8->62 12 CULSKZCFTFQJRQBV.exe 15 42 8->12         started        17 cmd.exe 1 8->17         started        signatures6 process7 dnsIp8 42 checkip.dyndns.com 132.226.247.73, 49706, 49712, 49714 ORACLE-BMC-31898-OracleCorporationUS Brazil 12->42 44 reallyfreegeoip.org 104.21.67.152, 443, 49708 CLOUDFLARENET-CloudflareIncUS Canada 12->44 46 mail.trimnt.com 45.66.248.2, 49711, 49713, 49715 BV-EU-ASEE United States 12->46 32 C:\Users\user\...\VBQRJQFTFCZKSLUC.vbs, ASCII 12->32 dropped 64 Tries to steal Mail credentials (via file / registry access) 12->64 66 Creates autostart registry keys with suspicious values (likely registry only malware) 12->66 68 Tries to harvest and steal browser information (history, passwords, etc) 12->68 70 3 other signatures 12->70 19 conhost.exe 12->19         started        34 C:\...\RFQ-THz-TDS.JS.js:Zone.Identifier, ASCII 17->34 dropped 22 conhost.exe 17->22         started        file9 signatures10 process11 signatures12 54 Installs a global keyboard hook 22->54
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/1a7cdc0419111fb357fbeb16730952cbe212f46e61b2fb0690502ef878fe2b23
Verdict:
Malware
YARA:
1 match(es)
Tags:
Batch Command DeObfuscated Javascript JS Emulation Trace PowerShell PowerShell Call Scripting.FileSystemObject T1027 T1059.001 T1059.007 WScript.Shell
Link:
https://app.malva.re/file/02623a45f2bfa05de1c9017e30391cc5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1a7cdc0419111fb357fbeb16730952cbe212f46e61b2fb0690502ef878fe2b23/
Threat name:
Win32.Downloader.ModiLdr
Create hunting rule
Status:
Malicious
First seen:
2026-10-28 20:13:58 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 38 (28.95%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dj6nybazcep3gv735mlhgckszprbf5domgzpwbuqkaxpq6h6fmrq._file
Verdict:
malicious
Label(s):
DonutLoader
Create hunting rule
NovaStealer
Create hunting rule
Link:
https://reports.threatray.com/89306f68-ec00-4854-8cc1-48234e9ba1e6
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
family:donutloader family:masslogger collection discovery execution loader persistence spyware stealer
Link:
https://tria.ge/reports/261029-k9ap7say2s/
Behaviour
Modifies registry class
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
Executes a VBScript file via the Windows Script Host.
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Detects DonutLoader
Family: DonutLoader
Family: MassLogger
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/1a7cdc0419111fb357fbeb16730952cbe212f46e61b2fb0690502ef878fe2b23

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:MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects AgentTesla (inconnu, etat extrait)

File information

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

Comments