MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 75a6581d60198c4910011fdb2c732679635b35ed28db20f9d3483c89efb26db6. 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
| SHA256 hash: | 75a6581d60198c4910011fdb2c732679635b35ed28db20f9d3483c89efb26db6 |
|---|---|
| SHA3-384 hash: | a4a91b76a4a78473923ef52054bbd47011248785228d62278ff989bdab5f3e7ba6496f9037e37fdfeab8fc54aa5c2b79 |
| SHA1 hash: | e234313e4cede189478d94fca7b8e872db60dde6 |
| MD5 hash: | 5a04ee01765ed708d2987390357ecbe9 |
| humanhash: | colorado-stream-skylark-oscar |
| File name: | 1084531082020.PDF.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 1'132'032 bytes |
| First seen: | 2020-08-31 09:21:54 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 24576:xxIMsBtuuiwphG9q0EMz9ONupyOXL17PZF:bcuFwpA9Vz9EfAJjZ |
| Threatray | 573 similar samples on MalwareBazaar |
| TLSH | DA35232020BE4732C6FB87F9856D312163B9944E1656FB4C6DC166E711D3BA4CB0A3EB |
| Reporter |  abuse_ch |
| Tags: | exe MassLogger |
abuse_ch
Malspam distributing MassLogger:HELO: kohler.com.cn
Sending IP: 156.96.47.16
From: Wang Zhanfu <JAMES.WANG@kohler.com.cn>
Subject: 提供reguest_SPP5 / 8、6 / 0
Attachment: 1084531082020.PDF.r00 (contains "1084531082020.PDF.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Adding an access-denied ACE
Reading critical registry keys
Creating a file in the %temp% directory
Moving a file to the %temp% directory
Deleting a recently created file
Setting a global event handler for the keyboard
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Initial sample is a PE file and has a suspicious name
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Suspicious Double Extension
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-08-31 01:25:43 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
unknown
Similar samples:
+ 563 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Score:
10/10
Tags:
ransomware spyware stealer 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.
Threat name:
Kryptik
Score:
1.00
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.
Malspam
Delivery method
Distributed via e-mail attachment
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