MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 029f85d0a2a4be32deb2095000e8f07e0775a0cf738403d069245bfdb0b39c37. 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: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: 029f85d0a2a4be32deb2095000e8f07e0775a0cf738403d069245bfdb0b39c37
SHA3-384 hash: ff67b6377fc189111ebf7dc17c61d58eb212fcb1764c6e5e7af952582a2940c9e012fe6f5b1e474b82f4f64b47acbb09
SHA1 hash: 2c66dce7b3d67295a16c4ab4e7dc57ef7bef0fc5
MD5 hash: e2999197745ce8d2d03338e4702136ed
humanhash: fanta-georgia-echo-fifteen
File name:RFQ-UAE8092-08Unit.js
Download: download sample
Signature MassLogger
File size:129'405 bytes
First seen:2025-05-27 15:05:28 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:PSV5YmTFVSaVv0uR37hXfwNZqjbpCDAlMIY7xULyhLybn:PAYmTFVS3uJ7hXfwNcj0M50U2hm
Threatray 1'055 similar samples on MalwareBazaar
TLSH T104C31A3EE9B45DCEA36135C22994A23050994F73E933DF3FB5F128EA1D2C6095AB4C64
Magika javascript
Reporter abuse_ch
Tags:js MassLogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
417
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Score:
94.9%
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 evasive obfuscated powershell
Result
Threat name:
Batch Injector, MSIL Logger, MassLogger
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Bypasses PowerShell execution policy
Contains functionality to log keystrokes (.Net Source)
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)
Multi AV Scanner detection for submitted file
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded Invoke Keyword
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected Batch Injector
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: 1699947 Sample: RFQ-UAE8092-08Unit.js Startdate: 27/05/2025 Architecture: WINDOWS Score: 100 32 reallyfreegeoip.org 2->32 34 checkip.dyndns.org 2->34 36 checkip.dyndns.com 2->36 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Multi AV Scanner detection for submitted file 2->54 58 14 other signatures 2->58 9 wscript.exe 1 2 2->9         started        13 svchost.exe 1 1 2->13         started        signatures3 56 Tries to detect the country of the analysis system (by using the IP) 32->56 process4 dnsIp5 30 C:\Users\user\AppData\...\temp_873268.bat, ASCII 9->30 dropped 68 JScript performs obfuscated calls to suspicious functions 9->68 70 Wscript starts Powershell (via cmd or directly) 9->70 72 Windows Scripting host queries suspicious COM object (likely to drop second stage) 9->72 74 Suspicious execution chain found 9->74 16 cmd.exe 1 9->16         started        42 127.0.0.1 unknown unknown 13->42 file6 signatures7 process8 signatures9 44 Suspicious powershell command line found 16->44 46 Wscript starts Powershell (via cmd or directly) 16->46 48 Bypasses PowerShell execution policy 16->48 19 cmd.exe 2 16->19         started        22 conhost.exe 16->22         started        process10 signatures11 60 Suspicious powershell command line found 19->60 62 Wscript starts Powershell (via cmd or directly) 19->62 24 powershell.exe 15 18 19->24         started        28 conhost.exe 19->28         started        process12 dnsIp13 38 checkip.dyndns.com 193.122.6.168, 49692, 80 ORACLE-BMC-31898US United States 24->38 40 reallyfreegeoip.org 104.21.80.1, 443, 49693 CLOUDFLARENETUS United States 24->40 64 Tries to harvest and steal browser information (history, passwords, etc) 24->64 66 Found suspicious powershell code related to unpacking or dynamic code loading 24->66 signatures14
Threat name:
Script.Packed.Generic
Status:
Suspicious
First seen:
2025-05-26 07:28:52 UTC
File Type:
Text (HTML)
AV detection:
11 of 24 (45.83%)
Threat level:
  1/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
family:masslogger collection discovery execution spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Accesses Microsoft Outlook profiles
Command and Scripting Interpreter: PowerShell
Looks up external IP address via web service
Checks computer location settings
Blocklisted process makes network request
MassLogger
Masslogger family
Malware family:
MassLogger
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments