MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1c93bdb155ad5dd296ac6a83dba574df3c48c72409d9bf304e079d0c7e90b2a. 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 1 File information Comments

SHA256 hash: f1c93bdb155ad5dd296ac6a83dba574df3c48c72409d9bf304e079d0c7e90b2a
SHA3-384 hash: b9e8afe6b8699c9b9b7f3917e5179c8fdf2ff051e71977e6cbb74486b27a412ad9ec823681b8081d025f613ae30fada4
SHA1 hash: d6d20d509a0260baa05f1c502a30d7f6efa4fabc
MD5 hash: c4bee217dc8dd722cc49edcabb150a81
humanhash: november-pizza-london-fanta
File name:MSC Group Portugal - Solicitação de cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe
Download: download sample
Signature MassLogger
File size:1'453'056 bytes
First seen:2020-07-17 16:30:28 UTC
Last seen:2020-07-17 18:10:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:EytZwihpJCPpxDucj9wSeb9HEfoLEwbFFfLZzOPuXQ68Q5:Bw68pxVj6SepEALESrTJOmrT
Threatray 687 similar samples on MalwareBazaar
TLSH 25654B36BA939964C529073AC4B4BD81B336674A3B92DB1F308713486E0339FA617D5F
Reporter abuse_ch
Tags:exe MassLogger MSC


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: correo.atlanticonsultores.com
Sending IP: 82.194.82.36
From: Xavier Carril Montes <contact@cargogroup.mx>
Subject: MSC Group Portugal - Solicitação de cliente 00235271
Attachment: MSC Group Portugal - Solicitação de cliente 00235271.r00 (contains "MSC Group Portugal - Solicitação de cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe")

MassLogger FTP exfil server:
milebgd.mycpanel.rs:21

Intelligence


File Origin
# of uploads :
2
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending an HTTP GET request
Creating a file in the %temp% subdirectories
Reading critical registry keys
Creating a file
Deleting a recently created file
Reading Telegram data
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a TCP request to an infection source
Stealing user critical data
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Signature
Allocates memory in foreign processes
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
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 steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Status:
Malicious
First seen:
2020-07-17 11:09:54 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
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

File information


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

Malspam

MassLogger

Executable exe f1c93bdb155ad5dd296ac6a83dba574df3c48c72409d9bf304e079d0c7e90b2a

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments