MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa1dd731e06f5a7470f45a3f09f0b39d2e236d022c9a9d6e52828e8214c5893e. 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: fa1dd731e06f5a7470f45a3f09f0b39d2e236d022c9a9d6e52828e8214c5893e
SHA3-384 hash: 10b9a3cf6c2be99791ae4acdd5ef4b52f896171344c63f4b88a10f15f9602a551170e2a14a490fcc013a305bb06dd185
SHA1 hash: 637e1d8791e758bcce7a77c18c3c2019105e70e1
MD5 hash: 54a3dd33e8b12aed84551a0fecaa4068
humanhash: nuts-early-coffee-robert
File name:scan copy.exe
Download: download sample
Signature MassLogger
File size:879'616 bytes
First seen:2020-08-17 17:34:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (28'879 x AgentTesla, 8'705 x Formbook, 4'202 x Loki)
ssdeep 24576:84EcmZHAFaxmVmie9bngPdQIBc+uDclRzjHVZxualO9Oi+h3W:84EcmZHAFaxmVmie9bngPdQAdxqalO/z
Threatray 622 similar samples on MalwareBazaar
TLSH 5815CE5839D0E7AED5E58FB954349C3827E32F1A060EA907DC6B39D173F9BC1AE00496
Reporter @abuse_ch
Tags:exe MassLogger


Twitter
@abuse_ch
Malspam distributing unidentified malware:

HELO: akriliktezgah.biz.tr
Sending IP: 162.221.204.210
From: Account Payable <info@akriliktezgah.biz.tr>
Subject: Payment Advise $ 112,500
Attachment: scan copy.r00 (contains "scan copy.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
63
Origin country :
US US
Mail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Using the Windows Management Instrumentation requests
Creating a file
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Signature
Deletes itself after installation
Machine Learning detection for dropped file
Machine Learning detection for sample
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 269555 Sample: scan copy.exe Startdate: 18/08/2020 Architecture: WINDOWS Score: 84 32 Sigma detected: Scheduled temp file as task from temp location 2->32 34 Yara detected MassLogger RAT 2->34 36 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 2->36 38 5 other signatures 2->38 8 scan copy.exe 7 2->8         started        process3 file4 24 C:\Users\user\AppData\...\UpyZsPxZaoR.exe, PE32 8->24 dropped 26 C:\Users\...\UpyZsPxZaoR.exe:Zone.Identifier, ASCII 8->26 dropped 28 C:\Users\user\AppData\Local\...\tmp8F7D.tmp, XML 8->28 dropped 30 C:\Users\user\AppData\...\scan copy.exe.log, ASCII 8->30 dropped 11 scan copy.exe 2 8->11         started        13 schtasks.exe 1 8->13         started        process5 process6 15 cmd.exe 1 11->15         started        17 conhost.exe 13->17         started        process7 19 powershell.exe 17 15->19         started        22 conhost.exe 15->22         started        signatures8 40 Deletes itself after installation 19->40
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-17 08:57:19 UTC
AV detection:
29 of 48 (60.42%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger evasion
Behaviour
Creates scheduled task(s)
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
Maps connected drives based on registry
Checks BIOS information in registry
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
MassLogger
MassLogger log file

File information


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

Malspam

MassLogger

Executable exe fa1dd731e06f5a7470f45a3f09f0b39d2e236d022c9a9d6e52828e8214c5893e

(this sample)

  
Delivery method
Distributed via e-mail attachment

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