MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab5b1c3d9e87aacfe6b37cc962e80a62a3acef7eddcdca78649eda365c04fa45. 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: 6


Intelligence 6 IOCs YARA File information Comments

SHA256 hash: ab5b1c3d9e87aacfe6b37cc962e80a62a3acef7eddcdca78649eda365c04fa45
SHA3-384 hash: 871da00ceb696abcccab6276d0e8574a0770ba09f2968e2703e0f7cf5ac017fef541344499d8e5581649741ada186486
SHA1 hash: a0aa9fe545a65c75361e46c1b5678d37f36ac949
MD5 hash: d765b519f90ed452b44a550324a2fdda
humanhash: pasta-alanine-eighteen-washington
File name:Yeni belge 2020-08-20 11.04.05.exe
Download: download sample
Signature MassLogger
File size:869'888 bytes
First seen:2020-08-19 09:28:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:WQDslB2YevlvFXDAlR0mAroNyj02FUnd2A5JCntz3p71CRBGMBhko5P6Uul/hHq7:lf9GRrAFtF43iz571COMglLy87
Threatray 526 similar samples on MalwareBazaar
TLSH FF0512087124729FD86B8E3AE8654CB547217177424BF346EC53A9D9EB0DBF2CF114A2
Reporter abuse_ch
Tags:exe geo MassLogger TUR


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: becker.com.tr
Sending IP: 156.96.47.16
From: Pelin Karakaş <p.s@becker.com.tr>
Subject: acil fatura
Attachment: Yeni belge 2020-08-20 11.04.05.z (contains "Yeni belge 2020-08-20 11.04.05.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
85
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:
72 / 100
Signature
Deletes itself after installation
Injects a PE file into a foreign processes
Machine Learning detection for sample
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: 271115 Sample: Yeni belge 2020-08-20 11.04... Startdate: 19/08/2020 Architecture: WINDOWS Score: 72 25 Yara detected MassLogger RAT 2->25 27 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 2->27 29 Machine Learning detection for sample 2->29 31 2 other signatures 2->31 8 Yeni belge 2020-08-20 11.04.05.exe 3 2->8         started        process3 file4 21 C:\...\Yeni belge 2020-08-20 11.04.05.exe.log, ASCII 8->21 dropped 33 Injects a PE file into a foreign processes 8->33 12 Yeni belge 2020-08-20 11.04.05.exe 2 8->12         started        signatures5 process6 process7 14 cmd.exe 1 12->14         started        process8 16 powershell.exe 17 14->16         started        19 conhost.exe 14->19         started        signatures9 23 Deletes itself after installation 16->23
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-19 09:30:19 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware stealer spyware 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.

File information


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

Malspam

MassLogger

Executable exe ab5b1c3d9e87aacfe6b37cc962e80a62a3acef7eddcdca78649eda365c04fa45

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments