MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4bf8074df54f40439111a17b0f440b02949845eda10af9b6478b33819535f9c3. 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
| SHA256 hash: | 4bf8074df54f40439111a17b0f440b02949845eda10af9b6478b33819535f9c3 |
|---|---|
| SHA3-384 hash: | aac88b0a96773e1b8944f3ec7fb11727d3c242055cde025540c6fd4ba63fa98c6bdade66b9f6f8bd690e7c9e8c74c8e6 |
| SHA1 hash: | 56d6a7eedee66059410ca1e9728ac2c313ba4933 |
| MD5 hash: | e4057b2800c5d54fb0dc05dd87050657 |
| humanhash: | equal-blue-equal-two |
| File name: | purchase order_pdf.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 836'608 bytes |
| First seen: | 2020-11-20 07:58:11 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger) |
| ssdeep | 24576:1xbF6b7visKJ0JyxcqL39R4o4kp0yYozs:1PM7qsKJIyOw394kp |
| Threatray | 550 similar samples on MalwareBazaar |
| TLSH | B405F0A9311476EFC86BC4768A58EC74E7A02C67431B820395D31CEBBA1DAD6DF144E3 |
| Reporter |  abuse_ch |
| Tags: | exe MassLogger |
abuse_ch
Malspam distributing unidentified malware:HELO: zoz0.209.xzov.ml
Sending IP: 68.183.145.95
From: Dmitry Novichenco <sales@imlamp.com>
Subject: Updated Quotation
Attachment: purchase order_pdf.zip (contains "purchase order_pdf.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
144
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching the default Windows debugger (dwwin.exe)
Result
Gathering data
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Signature
Antivirus / Scanner detection for submitted sample
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Sudloader
Status:
Malicious
First seen:
2020-11-20 04:23:54 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
masslogger
Similar samples:
+ 540 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Score:
10/10
Tags:
family:masslogger persistence spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
ServiceHost packer
MassLogger
MassLogger Main Payload
Unpacked files
SH256 hash:
4bf8074df54f40439111a17b0f440b02949845eda10af9b6478b33819535f9c3
MD5 hash:
e4057b2800c5d54fb0dc05dd87050657
SHA1 hash:
56d6a7eedee66059410ca1e9728ac2c313ba4933
SH256 hash:
8ca75d620a1f530bc48d2fd0189d05cce2eebd7e8deff887344a1d86b985438c
MD5 hash:
7c6280948a84d0f527783680fd3e436d
SHA1 hash:
2f801f2de85f76dc2e0aa799392c960de822c09f
Detections:
win_masslogger_w0
SH256 hash:
cb951f1d2b5460456aad0d89cef1216d9be5e51784d11a92447d43e96177bd5e
MD5 hash:
8cd5d2014866f4ef60802ff1826998a6
SHA1 hash:
8ff75946905d0b117080cc5a07e6e0bbea4e9bbd
SH256 hash:
7370a320f9861e67b3af11eb554633d2b3db0697379d2055e5d40a3cc0681f64
MD5 hash:
4a082b3d1bd3edb84feecf877b9f357a
SHA1 hash:
a7a8a07fc2b475ce1392c74e39b97f8f5ac8af6b
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: | 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.
Malspam
Delivery method
Distributed via e-mail attachment
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