MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d402ac5a98fe1a739abee82fb4aa5264a03347b24f93812f808e645b809c36db. 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 2 File information Comments

SHA256 hash: d402ac5a98fe1a739abee82fb4aa5264a03347b24f93812f808e645b809c36db
SHA3-384 hash: 58ac780a71ab0bdc2819689df273c1eb5d2e354e7cd1ecad1a3cfa21362f792a72cf1fd42725c94e477d7de616d3d5c1
SHA1 hash: c31616d7fbb75f380325fd8a0d21f54a1ace387e
MD5 hash: 35c2371a2707534baa2cc4d47ab7bf53
humanhash: dakota-snake-berlin-saturn
File name:35c2371a2707534baa2cc4d47ab7bf53.exe
Download: download sample
Signature MassLogger
File size:1'079'808 bytes
First seen:2020-08-04 06:44:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 419fbe6e075aa65af76659d0d420ea2c (6 x AgentTesla, 6 x MassLogger, 1 x Pony)
ssdeep 24576:vzZTtiz78xsYLZpm8UqvSLN/QHRC4XshDolX4CFgz:vzZUci0IIVXkDolVa
Threatray 2'131 similar samples on MalwareBazaar
TLSH 4735CF23B2D04437C1732A389F1B6FB99835BE113928A9466BFB5C4C4F396513B36297
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
MassLogger SMTP exfil server:
mail.privateemail.com:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Sending a UDP request
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Creating a file
Reading critical registry keys
Moving a recently created file
Deleting a recently created file
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Setting a global event handler for the keyboard
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Creates files in alternative data streams (ADS)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops VBS files to the startup folder
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
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 AntiVM_3
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 256583 Sample: N6B8YYmQBU.exe Startdate: 04/08/2020 Architecture: WINDOWS Score: 100 51 Found malware configuration 2->51 53 Yara detected MassLogger RAT 2->53 55 Yara detected AntiVM_3 2->55 57 4 other signatures 2->57 8 N6B8YYmQBU.exe 2->8         started        11 wscript.exe 1 2->11         started        process3 signatures4 67 Writes to foreign memory regions 8->67 69 Allocates memory in foreign processes 8->69 71 Queues an APC in another process (thread injection) 8->71 73 Contains functionality to detect sleep reduction / modifications 8->73 13 notepad.exe 5 8->13         started        17 skkfsfsdgf.exe 11->17         started        process5 file6 33 C:\Users\user\AppData\...\skkfsfsdgf.exe, PE32 13->33 dropped 35 C:\Users\...\skkfsfsdgf.exe:Zone.Identifier, ASCII 13->35 dropped 37 C:\Users\user\AppData\Roaming\...\web.vbs, ASCII 13->37 dropped 77 Creates files in alternative data streams (ADS) 13->77 79 Drops VBS files to the startup folder 13->79 19 skkfsfsdgf.exe 13->19         started        81 Maps a DLL or memory area into another process 17->81 22 skkfsfsdgf.exe 6 17->22         started        25 skkfsfsdgf.exe 17->25         started        signatures7 process8 dnsIp9 59 Detected unpacking (changes PE section rights) 19->59 61 Detected unpacking (overwrites its own PE header) 19->61 63 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 19->63 65 3 other signatures 19->65 27 skkfsfsdgf.exe 15 6 19->27         started        31 skkfsfsdgf.exe 19->31         started        39 nagano-19599.herokussl.com 22->39 41 elb097307-934924932.us-east-1.elb.amazonaws.com 22->41 43 api.ipify.org 22->43 signatures10 process11 dnsIp12 45 elb097307-934924932.us-east-1.elb.amazonaws.com 184.73.222.237, 49742, 49745, 80 AMAZON-AESUS United States 27->45 47 192.168.2.1 unknown unknown 27->47 49 2 other IPs or domains 27->49 75 Tries to steal Mail credentials (via file access) 27->75 signatures13
Threat name:
Win32.Infostealer.Fareit
Status:
Malicious
First seen:
2020-08-04 06:46:06 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware upx spyware stealer family:masslogger
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
NTFS ADS
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of web browsers
Drops startup file
Executes dropped EXE
UPX packed file
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.

Web download

MassLogger

Executable exe d402ac5a98fe1a739abee82fb4aa5264a03347b24f93812f808e645b809c36db

(this sample)

  
Delivery method
Distributed via web download

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