MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f333d03f0862ec4e468300222576f88dbecae09acd5bc6167d802a290c0d29e3. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments

SHA256 hash: f333d03f0862ec4e468300222576f88dbecae09acd5bc6167d802a290c0d29e3
SHA3-384 hash: 145da09dda2251d11b58cf85eb14f0cfc2a3ad8ea2f653e9cb99aa2310453cc34196281901797bfc3ee1512ca51c0699
SHA1 hash: 5bb399ea5180dc56bc1e209680b10810bb01aa3c
MD5 hash: 9949a8a10c58f7bb1ace50e02d23b453
humanhash: uniform-september-fix-double
File name:RFQ-T2498-R2.exe
Download: download sample
Signature MassLogger
File size:1'151'488 bytes
First seen:2020-10-27 08:52:59 UTC
Last seen:2020-10-27 13:24:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 1496cafa3f41b8b2ba3e8c456ce5709d (12 x AsyncRAT, 7 x AgentTesla, 6 x Loki)
ssdeep 24576:nlbCaffOj29UhDog4Ndt5ZsAB8usq5kFs3+sBsZ:nzfGjD+Dt5GIl2Fs3+zZ
Threatray 2'362 similar samples on MalwareBazaar
TLSH E935AF2EB29148F3F56329789C0B57649C26BE102D247A866BF5DCC8DF796813C392D3
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: worldwidecouriers.co.za
Sending IP: 156.96.44.160
From: Sali Al-Charif <sali@kevamed.com>
Subject: RE: Request for Quotation
Attachment: RFQ-T2498-R2.rar (contains "RFQ-T2498-R2.exe")

MassLogger SMTP exfil server:
mail.privateemail.com:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Creating a file
Reading critical registry keys
Moving a recently created file
Deleting a recently created file
Setting a global event handler for the keyboard
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Found malware configuration
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.NetWired
Status:
Malicious
First seen:
2020-10-26 23:36:51 UTC
File Type:
PE (Exe)
Extracted files:
39
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware upx spyware stealer family:masslogger
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
UPX packed file
MassLogger
MassLogger Main Payload
MassLogger log file
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:Keylog_bin_mem
Author:James_inthe_box
Description:Contains Keylog
Rule name:MassLogger
Author:kevoreilly
Description:MassLogger
Rule name:masslogger_gcch
Author:govcert_ch
Rule name:win_masslogger_w0
Author:govcert_ch

File information


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

Malspam

MassLogger

Executable exe f333d03f0862ec4e468300222576f88dbecae09acd5bc6167d802a290c0d29e3

(this sample)

  
Delivery method
Distributed via e-mail attachment

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