MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ba2916d91cfaa19c67d2e8a9603fca8a41fac3f960b79edcadab0bb094c3e52. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ba2916d91cfaa19c67d2e8a9603fca8a41fac3f960b79edcadab0bb094c3e52
SHA3-384 hash: e25e498f1063b99ba889789fb6e42252177bd5a65b3083eb40119b64b8af287567991c424402902baeefc6c61a25b523
SHA1 hash: 7aab2496a2cba81df62eb42b6b069dcba4e80424
MD5 hash: 8dff4b620965db5895629bc5e4733154
humanhash: east-thirteen-carolina-delta
File name:Neptune_028887E.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:1'492'480 bytes
First seen:2020-07-20 10:41:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:/PMfUaGWFxd6No/NtLyIsG5EypNbv7sUyzO2kTCvZOEAXEJaCvr3tasND:M8TkdTs1ipv7sfj+wOVXSaCxas
Threatray 470 similar samples on MalwareBazaar
TLSH CF653A3A35C29819C92C1A75843899C0B7E567463B63CF1EE1AB530E5E03B6F7B424DE
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: essilor.dk
Sending IP: 37.49.230.253
From: Katrena YALDA <katrena.yalda@essilor.dk>
Subject: Inquiry_AOS Neptune_028887E
Attachment: Neptune_028887E.iso (contains "Neptune_028887E.exe")

MassLogger SMTP exfil server:
mail.privateemail.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
MassLogger
Create hunting rule
Link:
https://www.capesandbox.com/analysis/28943/
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/391350
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248063 Sample: Neptune_028887E.exe Startdate: 20/07/2020 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 5 other signatures 2->53 8 Neptune_028887E.exe 5 2->8         started        process3 file4 33 C:\Users\user\AppData\Roaming\mas.exe, PE32 8->33 dropped 35 C:\Users\user\AppData\...\InstallUtil.exe, PE32 8->35 dropped 37 C:\Users\user\...\mas.exe:Zone.Identifier, ASCII 8->37 dropped 39 C:\Users\user\...39eptune_028887E.exe.log, ASCII 8->39 dropped 11 mas.exe 2 8->11         started        14 cmd.exe 1 8->14         started        process5 signatures6 61 Antivirus detection for dropped file 11->61 63 Multi AV Scanner detection for dropped file 11->63 65 Machine Learning detection for dropped file 11->65 16 InstallUtil.exe 15 5 11->16         started        21 cmd.exe 1 11->21         started        23 conhost.exe 14->23         started        25 reg.exe 1 14->25         started        process7 dnsIp8 41 mail.privateemail.com 198.54.122.60, 49722, 587 NAMECHEAP-NETUS United States 16->41 43 elb097307-934924932.us-east-1.elb.amazonaws.com 54.225.66.103, 49721, 80 AMAZON-AESUS United States 16->43 45 2 other IPs or domains 16->45 31 C:\Users\user\AppData\Local\Temp\...\Log.txt, ASCII 16->31 dropped 55 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 16->55 57 Tries to steal Mail credentials (via file access) 16->57 59 Tries to harvest and steal browser information (history, passwords, etc) 16->59 27 conhost.exe 21->27         started        29 reg.exe 1 21->29         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8ba2916d91cfaa19c67d2e8a9603fca8a41fac3f960b79edcadab0bb094c3e52/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 10:43:06 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rorjc3mrz6vbtrt5f2fjma74vcsb7lb7syfxt3ok3kylwckmhzja._file
Verdict:
malicious
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MassLogger
+ 460 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
ransomware stealer spyware family:masslogger
Link:
https://tria.ge/reports/200720-8sjrpzn9ee/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
MassLogger log file
MassLogger
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/8ba2916d91cfaa19c67d2e8a9603fca8a41fac3f960b79edcadab0bb094c3e52

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

File information

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

Malspam

MassLogger

iso d2232949a80b21e9c967490be35b87ba8e5495cb61b10493b5adb1297e37dd4b

MassLogger

Executable exe 8ba2916d91cfaa19c67d2e8a9603fca8a41fac3f960b79edcadab0bb094c3e52

(this sample)

  
Dropped by
MD5 bfc8444d4b0deb93a43c249db026f48a
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/28943/
  
Dropped by
SHA256 d2232949a80b21e9c967490be35b87ba8e5495cb61b10493b5adb1297e37dd4b

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