MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 72bc51445d960d638c96f46057b76b5200ed88009ef44d767e870e56d7c562aa. 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:	72bc51445d960d638c96f46057b76b5200ed88009ef44d767e870e56d7c562aa
SHA3-384 hash:	ef834155da25f7172edb064c209faa666ccd4f80e45977be558d634e89e19b7085ef53366e563486f471196b95c80184
SHA1 hash:	14a9307801788e9e88f37fb5f605964dcb27841b
MD5 hash:	27244ec2d586c58bd0736d193bb03eec
humanhash:	low-grey-don-lithium
File name:	Invoice.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	1'784'320 bytes
First seen:	2020-07-28 13:15:51 UTC
Last seen:	2020-07-29 04:03:52 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	24576:wTyTcFzBky+2pjrcsdO8ditODOiKhrVIkBUARz6ws:hDUpncsccQOCiKpVIkBUUG
Threatray	1'382 similar samples on MalwareBazaar
TLSH	70853A35B4924824D93D0776C0669CC07366BE4A3BA6DB1F308A33582F3379B7A5785B
Reporter	abuse_ch
Tags:	exe MassLogger

abuse_ch

Malspam distributing MassLogger:

HELO: shuttervalve.com
Sending IP: 156.96.47.5
From: accounting@shuttervalve.com
Subject: Re:invioce
Attachment: Invoice.zip (contains "Invoice.exe")

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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Detection(s):

Sanesecurity.Malware.24184.7zHeur.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Creating a file

Sending an HTTP GET request

Using the Windows Management Instrumentation requests

Reading Telegram data

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

Link:

https://www.joesandbox.com/analysis/400348

Signature

.NET source code contains very large array initializations

Antivirus / Scanner detection for submitted sample

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

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 steal Mail credentials (via file access)

Yara detected MassLogger RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/72bc51445d960d638c96f46057b76b5200ed88009ef44d767e870e56d7c562aa/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-28 13:17:10 UTC

AV detection:

21 of 28 (75.00%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ok6fcrc5sygwhdew6rqfpn3lkiao3caat32e25t6q4hfnv6fmkva._file

Verdict:

unknown

MassLogger

5e89838b965d79a4782b3f1079a810f8a801c0b91e0cd71081d9580d1b954f70

MassLogger

61ec5ccd0f1a6f9ef49ca93d9ee6aab8bfcb85ff06a7e5056375dbc994304ae2

MassLogger

7d3633f4d63dd8e95075561828126a43b45cd0687c7e9fd58a8e556c311f5519

MassLogger

a73985784fd11ed9276d875521a98618001f232d756f3290b694466c16123a46

MassLogger

d7269fff7321b7254a2a6ce7e6fb9b8347d73cb78597d73412b8d21344832e81

MassLogger

dace2f4b76d741282866cb3e5038e7b2008817ed8f7079d5d764099be01d34bb

MassLogger

e4b1c7f2f04d674f545b52a14617dfc553b65991c4779d1b22bf41982d1201ff

MassLogger

ec7341298210fae2e147d0ed6b9f9cf9edfd87d7e3901083ac4ab7c7d98519ba

MassLogger

fc03d41d9bac8d78e1d829039f24f2f7066ded44a70c4126045c553015bbe957

MassLogger

+ 1'372 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

ransomware spyware stealer family:masslogger

Link:

https://tria.ge/reports/200728-376yn8n5jn/

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

MassLogger log file

MassLogger

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/72bc51445d960d638c96f46057b76b5200ed88009ef44d767e870e56d7c562aa

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.