MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ab4c72ecc967d89c5a3dddbecd20e325e622788de5e6e99defb6b582c67b2738. 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: 10
| SHA256 hash: | ab4c72ecc967d89c5a3dddbecd20e325e622788de5e6e99defb6b582c67b2738 |
|---|---|
| SHA3-384 hash: | ff416e2fed4495e7d0f4ffb40362250b0c566d9095124267711101b0cd589e9490749d869f40b7c0744e2b0196b13d08 |
| SHA1 hash: | d3431cf94c20853f61915640a5ade3157824e072 |
| MD5 hash: | 739d8ee8661ba07a6ffb66c664db26fe |
| humanhash: | moon-dakota-fish-social |
| File name: | SecuriteInfo.com.BehavesLike.Win32.Generic.pm.2623 |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 41'472 bytes |
| First seen: | 2021-01-21 10:15:14 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 768:lGlvUoT031y5OoWb9A4Ds4VxlquaMyJplMnGQGzpdY+soNrTUN:lzoTY1yklb9psixkuw112+/5U |
| Threatray | 663 similar samples on MalwareBazaar |
| TLSH | E91331386DC45A33EABFA6B6E9E216C7BB51254332261D0E65CB43410843F973DC6E1E |
| Reporter |  SecuriteInfoCom |
| Tags: | MassLogger |
Intelligence
File Origin
# of uploads :
1
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.BehavesLike.Win32.Generic.pm.2623
Verdict:
Malicious activity
Analysis date:
2021-01-21 10:40:27 UTC
Tags:
trojan stealer masslogger evasion
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Unauthorized injection to a recently created process
Adding an access-denied ACE
Launching the default Windows debugger (dwwin.exe)
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
Creating a window
Setting a global event handler for the keyboard
Sending an HTTP GET request to an infection source
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to inject code into remote processes
Found malware configuration
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Status:
Malicious
First seen:
2021-01-21 08:19:39 UTC
AV detection:
13 of 26 (50.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
masslogger
Similar samples:
+ 653 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Score:
10/10
Tags:
family:masslogger ransomware spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
MassLogger
MassLogger Main Payload
MassLogger log file
Unpacked files
SH256 hash:
ab4c72ecc967d89c5a3dddbecd20e325e622788de5e6e99defb6b582c67b2738
MD5 hash:
739d8ee8661ba07a6ffb66c664db26fe
SHA1 hash:
d3431cf94c20853f61915640a5ade3157824e072
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Dropper
Score:
0.80
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: | Keylog_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Contains Keylog |
| Rule name: | MassLogger |
|---|---|
| Author: | kevoreilly |
| Description: | MassLogger |
| 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
Delivery method
Distributed via web download
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