MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc9d50ccd0d0a267f1fa1003607ea81931a9c1f857798c3b10af9b5408f01437. 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 File information Comments

SHA256 hash: fc9d50ccd0d0a267f1fa1003607ea81931a9c1f857798c3b10af9b5408f01437
SHA3-384 hash: 879655a22f73ad029599766f28b869f61850c5808ec4032894aa8807aa0569480838af30d9e6876b3f7854c4ebd7b585
SHA1 hash: 30cfb117dc22819ce08458b85b657114a9befbec
MD5 hash: 7e9a447fcbc24b69bb13ff25d5528635
humanhash: east-quiet-east-papa
File name:Drawing.exe
Download: download sample
Signature MassLogger
File size:995'840 bytes
First seen:2020-08-11 14:12:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'476 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Syq0Pc9hxLyN/IUcoRqD47cyyfO74xYH15J1yUkolyp+uRgB:SyE9hxLQ/IUcfD47Fb74K7dJlypJ
Threatray 711 similar samples on MalwareBazaar
TLSH EF257D3EB4828478C839A6759478AEC1B6617BCB3B958A1F70D7D30C9E1365B736204F
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: mailf8-br114.dialhost.com.br
Sending IP: 138.118.172.8
From: richard <joel@martinseoliveiraadvogados.com.br>
Subject: PO2846619
Attachment: Drawing.gz (contains "Drawing.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
73
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
Using the Windows Management Instrumentation requests
Running batch commands
Launching a process
Deleting of the original file
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Signature
Deletes itself after installation
Injects a PE file into a foreign processes
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)
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 262000 Sample: Drawing.exe Startdate: 11/08/2020 Architecture: WINDOWS Score: 68 20 Yara detected MassLogger RAT 2->20 22 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 2->22 24 Yara detected Costura Assembly Loader 2->24 8 Drawing.exe 3 2->8         started        process3 signatures4 26 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->26 28 Injects a PE file into a foreign processes 8->28 11 Drawing.exe 2 8->11         started        process5 process6 13 cmd.exe 1 11->13         started        process7 15 powershell.exe 17 13->15         started        18 conhost.exe 13->18         started        signatures8 30 Deletes itself after installation 15->30
Threat name:
ByteCode-MSIL.Trojan.NetWired
Status:
Malicious
First seen:
2020-08-11 02:06:24 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Behaviour
Modifies system certificate store
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.

File information


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

Malspam

MassLogger

Executable exe fc9d50ccd0d0a267f1fa1003607ea81931a9c1f857798c3b10af9b5408f01437

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments