MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5eb03557bea836689fd85bc82912388cce5771e2f85696c82357462534c1d3c6. 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: 5eb03557bea836689fd85bc82912388cce5771e2f85696c82357462534c1d3c6
SHA3-384 hash: 014cdff263daf9126f3f9b3cb673907de0832effb26c3413f4c831860269a025937f253f9ea0d3d64db4462e5857ec63
SHA1 hash: 5ecd2010bf787ab0755e004d0312f4484d4cff23
MD5 hash: 17e97c98dcc15d55cb9ddc834a7e536a
humanhash: shade-hawaii-wyoming-winter
File name:H0000410.PDF.exe
Download: download sample
Signature MassLogger
File size:1'062'400 bytes
First seen:2020-08-28 06:03:47 UTC
Last seen:2020-08-28 07:04:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:GK/9UjvBtS+hLpOFJTLbEcIYudZYtxoFpe99D:IjHS+hLmLb4YudZHF49d
Threatray 572 similar samples on MalwareBazaar
TLSH 2835332062DED7A6CAF2ABF55E8C744007759168B916FB0C0DE2D3E7436B7E05068E4A
Reporter abuse_ch
Tags:exe geo MassLogger TUR


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: altayoto.com
Sending IP: 156.96.47.16
From: Sercan AVCI - ALTAY OTOMOTİV A.Ş. <sercan@altayoto.com>
Subject: Sorgu Listesi
Attachment: H0000410.PDF.r00 (contains "H0000410.PDF.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Adding an access-denied ACE
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 Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-28 06:05:09 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
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 5eb03557bea836689fd85bc82912388cce5771e2f85696c82357462534c1d3c6

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments