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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cea84782051db7b7c067a4b5b3fa37fe1c65b27fe2f8f36882acfbdd1754feed. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: cea84782051db7b7c067a4b5b3fa37fe1c65b27fe2f8f36882acfbdd1754feed
SHA3-384 hash: 40a62402712042da6ff9d48c6babe3fe0cd79d3b7d97874b90b29e2b795f5186b5b6d6ae256b1806a56c6500ab4b64b7
SHA1 hash: 33ec2c30770154a4f490f4d068f4f75a57fbeff9
MD5 hash: a1030fc8eeacc50e892a33d44de02907
humanhash: robin-early-double-hamper
File name:RFQ-308600900001.pdf.js
Download: download sample
Signature MassLogger
File size:510'004 bytes
First seen:2026-10-12 18:27:39 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 12288:pq9ma+1SX+1S/GKNb+THqUCNSeF2Baw/AjNhimhj/hkroFqSWByxXHA:pq9ma+1SX+1S/GKNb+TH4SLBaWUGnyxQ
TLSH T13CB4AD3878075A2070EFD7B16B7FDE0A52F165E7F48C6636C20F8B893A54265E6F0849
Magika batch
Reporter abuse_ch
Tags:js MassLogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
184
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.1%
Tags:
agenttesla virus shell sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
attrib evasive masquerade obfuscated powershell repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-10-12T06:46:00Z UTC
Last seen:
2026-10-14T14:03:00Z UTC
Hits:
~1000
Result
Threat name:
MSIL Logger, MassLogger RAT
Detection:
malicious
Classification:
evad.troj.spyw.expl
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Contains functionality to log keystrokes (.Net Source)
Creates an autostart registry key pointing to binary in C:\Windows
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Queues an APC in another process (thread injection)
Sigma detected: Suspicious Parent Double Extension File Execution
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses attrib.exe to hide files
Uses cmd line tools excessively to alter registry or file data
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected MassLogger RAT
Yara detected MSIL Logger
Yara detected Powershell decode and execute
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1986122 Sample: RFQ-308600900001.pdf.js Startdate: 12/10/2026 Architecture: WINDOWS Score: 100 76 reallyfreegeoip.org 2->76 78 mail.shanyrak-group.kz 2->78 80 2 other IPs or domains 2->80 88 Found malware configuration 2->88 90 Malicious sample detected (through community Yara rule) 2->90 92 Multi AV Scanner detection for submitted file 2->92 96 10 other signatures 2->96 11 wscript.exe 1 1 2->11         started        14 conhost.exe 2->14         started        16 conhost.exe 2->16         started        18 2 other processes 2->18 signatures3 94 Tries to detect the country of the analysis system (by using the IP) 76->94 process4 signatures5 120 JScript performs obfuscated calls to suspicious functions 11->120 122 Wscript starts Powershell (via cmd or directly) 11->122 124 Windows Scripting host queries suspicious COM object (likely to drop second stage) 11->124 126 2 other signatures 11->126 20 cmd.exe 1 11->20         started        23 powershell.exe 8 11->23         started        26 conhost.exe 11->26         started        28 cmd.exe 14->28         started        30 cmd.exe 16->30         started        32 cmd.exe 18->32         started        process6 file7 98 Wscript starts Powershell (via cmd or directly) 20->98 100 Uses cmd line tools excessively to alter registry or file data 20->100 102 Uses attrib.exe to hide files 20->102 34 powershell.exe 20->34         started        36 powershell.exe 15 20->36         started        38 conhost.exe 20->38         started        40 attrib.exe 20->40         started        74 C:\Users\user\AppData\...\58929403983249.cmd, ASCII 23->74 dropped 104 Found suspicious powershell code related to unpacking or dynamic code loading 23->104 42 conhost.exe 23->42         started        46 3 other processes 28->46 44 attrib.exe 30->44         started        48 2 other processes 30->48 50 3 other processes 32->50 signatures8 process9 process10 52 powershell.exe 1 46 34->52         started        file11 70 C:\Users\user\...\nls_cache_WRSAXKMQ.cmd, ASCII 52->70 dropped 72 C:\Users\user\AppData\Local\...\nls_cache.cfg, ASCII 52->72 dropped 106 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 52->106 108 Creates an autostart registry key pointing to binary in C:\Windows 52->108 110 Maps a DLL or memory area into another process 52->110 112 2 other signatures 52->112 56 choice.exe 52->56         started        60 choice.exe 52->60         started        62 choice.exe 52->62         started        64 conhost.exe 52->64         started        signatures12 process13 dnsIp14 82 mail.shanyrak-group.kz 185.116.195.196, 49743, 587 HOSTER-ALMHosterKZ-AlmatyKZ Kazakhstan 56->82 84 checkip.dyndns.com 193.122.6.168, 49736, 80 ORACLE-BMC-31898-OracleCorporationUS Germany 56->84 86 reallyfreegeoip.org 104.21.67.152, 443, 49742 CLOUDFLARENET-CloudflareIncUS Canada 56->86 114 Tries to steal Mail credentials (via file / registry access) 56->114 116 Tries to harvest and steal browser information (history, passwords, etc) 56->116 118 Unusual module load detection (module proxying) 60->118 66 conhost.exe 60->66         started        68 conhost.exe 62->68         started        signatures15 process16
Verdict:
inconclusive
YARA:
2 match(es)
Tags:
PowerShell T1059.001
Threat name:
Win32.Trojan.XSNet
Status:
Malicious
First seen:
2026-10-12 09:57:38 UTC
File Type:
Text (Batch)
AV detection:
10 of 38 (26.32%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
family:masslogger collection defense_evasion discovery execution persistence privilege_escalation spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
outlook_office_path
outlook_win_path
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Hide Artifacts: Hidden Files and Directories
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Family: MassLogger
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: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

File information


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

Comments