MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b1417b74ac31f2e60a6a9f5ed507caf06026191354ce0e4b6bf0816fd3f512d. 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: 8b1417b74ac31f2e60a6a9f5ed507caf06026191354ce0e4b6bf0816fd3f512d
SHA3-384 hash: 360cb1040f54b212a118b2c400f71bcd9be3d95847d772f406bf8f9d0e58bb5336aa7cb59590259ada543b848aba615c
SHA1 hash: 1623fd18d15f385f1bfa78259c9af13226aeaa14
MD5 hash: 5b1f37d1452a333b6eeeda0d44161a85
humanhash: may-white-michigan-oven
File name:M3WFLelkSqNUdwK.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'203'200 bytes
First seen:2020-07-17 05:28:13 UTC
Last seen:2020-07-17 06:02:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:ts9Y9zOTVQz68bgBIFeiBLpj3mJFY1qtUEJbAa:qYdiU68c6FeaVjwUEJ
Threatray 5'590 similar samples on MalwareBazaar
TLSH 2145E0DC3590799EC81F8C768954DC70A6202C62F2FBE20363C72D9F793D697CA552A2
Reporter JAMESWT_WT
Tags:MassLogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.12436.1133.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/388926
Signature
Found malware configuration
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b1417b74ac31f2e60a6a9f5ed507caf06026191354ce0e4b6bf0816fd3f512d/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-16 18:28:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rmkbpn2kymps4yfgvh262ud4v4daeymrgvgobzfwx4ebn7j7kewq._file
Verdict:
malicious
Similar samples:
10c341f03698c730a4591d844c0d563f19e4a6b87934b45ff0447bd57808bb32
MassLogger
11c1f4cb84f8d31e6cece374a11f090d3cbfd9cb9a94057d351bcac45480ad1c
MassLogger
12c7ff58c14c67fa84752c1b136860c7c621ccf8cd947183f6b1c918b4c8c737
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72bc51445d960d638c96f46057b76b5200ed88009ef44d767e870e56d7c562aa
MassLogger
7d3633f4d63dd8e95075561828126a43b45cd0687c7e9fd58a8e556c311f5519
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d75ad4985f0fbbb18975687d32d5deedc8f8eb098b9931cc532d1da8abf4b5a1
MassLogger
d9e8955f7aad89624502ab87b2d50a8728652e7d1c5864f3658d6e8f08d17540
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dace2f4b76d741282866cb3e5038e7b2008817ed8f7079d5d764099be01d34bb
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f6e0286e1e836937bc96ea6bdc3128e20043044a4d3276da2e3589b9cc7aed2f
MassLogger
f9a12bd3805ccb30888cf55b8145dcbdeb64ecab5cc2be9d1ab831585ee2831b
MassLogger
+ 5'580 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200717-w4xx7wwk32/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8b1417b74ac31f2e60a6a9f5ed507caf06026191354ce0e4b6bf0816fd3f512d

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:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:masslogger_gcch
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.

Web download

MassLogger

Executable exe 8b1417b74ac31f2e60a6a9f5ed507caf06026191354ce0e4b6bf0816fd3f512d

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/27196/
  
URLhaus
https://urlhaus.abuse.ch/url/413824/
  
Delivery method
Distributed via web download

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