MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e58097d79300ae809d5217574143329645024690feef18106d9f009653fbb95. 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

SHA256 hash: 4e58097d79300ae809d5217574143329645024690feef18106d9f009653fbb95
SHA3-384 hash: 997a98ba57901a71ec38191e83547bd4bbc63babefd14246fdc5feabb988faa6ae8d623cf47d9a286eb2eaacbd9fcfb3
SHA1 hash: 89ebb9ff3ab6c9a3330e798036bb81cec29c417f
MD5 hash: e0b609a21c0ce30fd3af290eea01b223
humanhash: sixteen-west-uranus-gee
File name:LEE KEE METAL CO. LTD Quotation.exe
Download: download sample
Signature MassLogger
File size:819'712 bytes
First seen:2020-09-01 20:23:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:OnaPI5TFAYwISkHXqrzcTo4BRzsWnLu8nbFNgreeWhBdgkuAgb6DxlPH9p+iq3T4:OnaQvwImc04Hdu8n5NgjMd26D3+lwt
Threatray 563 similar samples on MalwareBazaar
TLSH 2805129126BA8F1FD99E4BFB04FE34500BA8E676904EE3797DB215C89426F9106017F3
Reporter cocaman
Tags:exe MassLogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Moving a recently created file
Enabling autorun by creating a file
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-09-01 17:47:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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.

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

MassLogger

Executable exe 4e58097d79300ae809d5217574143329645024690feef18106d9f009653fbb95

(this sample)

Comments