MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 61ec5ccd0f1a6f9ef49ca93d9ee6aab8bfcb85ff06a7e5056375dbc994304ae2. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments

SHA256 hash: 61ec5ccd0f1a6f9ef49ca93d9ee6aab8bfcb85ff06a7e5056375dbc994304ae2
SHA3-384 hash: 708d3cd6bc8118dba0fc5e14685ecd23ee8e66ad084e8d35ae82ee41210dd8eb1be9f9d5d0f37346acae0f180506d84b
SHA1 hash: 4efe968985abb6165e8d4891a0a2ff9dc022c2f6
MD5 hash: 38623164c45a19e8e2f9cebda4cf1acf
humanhash: wisconsin-music-freddie-arizona
File name:Drawings and BOQ.PDF.exe
Download: download sample
Signature MassLogger
File size:911'360 bytes
First seen:2020-08-05 09:25:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:k+mjxJ0G820YOrhoa4e1wwT6GngCOzlr:IJXlOrSeuwm2g7lr
Threatray 694 similar samples on MalwareBazaar
TLSH C415DF5F31D5198DF8EE4EFF9E3528E39F23F89FC62295473525506A00EA148782AF18
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: host.qualifairs.com
Sending IP: 85.25.130.41
From: davidraph@mweb.co.za
Subject: Finance application documents
Attachment: Drawings and BOQ.PDF.gz (contains "Drawings and BOQ.PDF.exe")

MassLogger C2:
http://www.mehmethilmieren.com/wp/panel/

Intelligence


File Origin
# of uploads :
1
# of downloads :
71
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
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Creating a file in the %temp% directory
Moving a file to the %temp% directory
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 check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
May check the online IP address of the machine
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Suspicious Double Extension
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM_3
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Status:
Malicious
First seen:
2020-08-05 09:27:09 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of web browsers
MassLogger
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: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 61ec5ccd0f1a6f9ef49ca93d9ee6aab8bfcb85ff06a7e5056375dbc994304ae2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments