MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 911487d7a2f529a62f18bb148dada4366bab2a1d8d4a240133674b2790dfef30. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 911487d7a2f529a62f18bb148dada4366bab2a1d8d4a240133674b2790dfef30
SHA3-384 hash: f52a258ed10f3fe54d7043e7402556302aeeef86566b4f41ac1ae97289713ef221815103b9ed97da249428ab27c52060
SHA1 hash: 8f296b76a6aa047df1b9079781ec5e5b2f9dd33b
MD5 hash: 16a56c09177049c41b257c9ddb40f752
humanhash: august-colorado-beryllium-oscar
File name:PO_#21005_31_7_2020.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:943'616 bytes
First seen:2020-07-31 06:30:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:OzSTKC8LukSz0vlbklFPlVBtV8IQWKat7x/:OzSWCyg0tbkPdFVYWF
Threatray 761 similar samples on MalwareBazaar
TLSH A115016CB0EA551FF55535BF5FF886ABCEA6E16F0282921B127055878038B0DAFC0E71
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: walmailout07.yourhostingaccount.com
Sending IP: 65.254.253.56
From: gm@smarttrade.me
Subject: Fwd: PO
Attachment: PO_21005_31_7_2020.rar (contains "PO_#21005_31_7_2020.exe")

MassLogger SMTP exfil server:
smtp.gmail.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/35840/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Reading Telegram data
Reading critical registry keys
Creating a file in the %temp% directory
Moving a file to the %temp% directory
Deleting a recently created file
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/404583
Signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
May check the online IP address of the machine
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)
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/911487d7a2f529a62f18bb148dada4366bab2a1d8d4a240133674b2790dfef30/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-31 06:32:11 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sekipv5c6uu2mlyyxmki3lnegzv2wkq5rvfciajtm5fspeg754ya._file
Verdict:
unknown
Similar samples:
1fafadae2db218051fb1b353ac4682f0b5fc71e757c3fe094315a7127e94a091
MassLogger
2257ef4353b3b6ce6b0027664b1b4017f33f45d14c03132c3625faf1d6bb2816
MassLogger
24e82b6d52501a968a09b294dff28bca82368e5974bdeca97cef781a111ff3c8
MassLogger
3c73fc6ab8a765ea48a1ee51a2a3142fe05332e4661c2f2ec0526ae225acf308
MassLogger
5d8ce7ae5c35fe83e9be319245bd0bd769e7b663dfe09afdb01251aee288a300
MassLogger
5e1663a897c64460d68fdf6848b63f589680e75f4d935258a7862b9d1ff617b1
MassLogger
713b5b1e6e84fadb65d3f5000e1bf1eeec0287e45c19f05d97a9445020149083
MassLogger
a3655b55fca072854a2913e545999b86b33d24e49da56e5ecd8c37bd99f4afed
MassLogger
dc819faf213b4e30194d132a5d5e1393392a735ddff185f7a958cad8817e3bf0
MassLogger
f16b478c89a680a108e8fd07cd46fc553978819135a21208bb0e8f92e2fdd794
MassLogger
+ 751 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Link:
https://tria.ge/reports/200731-r7h6gjz6a2/
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
MassLogger log file
MassLogger
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/911487d7a2f529a62f18bb148dada4366bab2a1d8d4a240133674b2790dfef30

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
Create hunting rule
Author:govcert_ch
Rule name:win_masslogger_w0
Create hunting rule
Author:govcert_ch

File information

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

Malspam

MassLogger

rar ec8e03b960f72d9cef60f6ac1aca852f898cf7a4279246cf2d377f55060041d7

MassLogger

Executable exe 911487d7a2f529a62f18bb148dada4366bab2a1d8d4a240133674b2790dfef30

(this sample)

  
Dropped by
MD5 e3bc2b23df8b7a8db2aaf4e7c53f6752
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/35840/
  
Dropped by
SHA256 ec8e03b960f72d9cef60f6ac1aca852f898cf7a4279246cf2d377f55060041d7

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