MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b49f4c0a41fe65d3e81919eae65adb01d493e08331e0e3652b30655d55170d52. 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: 9
| SHA256 hash: | b49f4c0a41fe65d3e81919eae65adb01d493e08331e0e3652b30655d55170d52 |
|---|---|
| SHA3-384 hash: | 79e5ef4e8635dcc0ea58ceadf9605b9f59a9f3ce05a17c6d67c88bb024150a5efbf72f3cee85f60e63ba19bb05438c4e |
| SHA1 hash: | 60138c22da5e894b824913ee01f49a69dcbe4ab7 |
| MD5 hash: | cca1c57f1bf1fe2e85461c8a04300569 |
| humanhash: | indigo-indigo-kitten-emma |
| File name: | p773978.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 1'015'296 bytes |
| First seen: | 2020-10-17 06:46:39 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 12288:e8f2b5TODQ34noo+xTnDH2P4QC6TuxlnsqKn8ccn4mBTkojPmcknSVQpYzUQgz0z:p2b5TZBDH2Pz5Cx1Gn8Z4GAoS/wRE+ |
| Threatray | 354 similar samples on MalwareBazaar |
| TLSH | 2025BE3523F04F62E4BBABB485B8500153B9BC82582BE3198DC174FB1DBA7409B5B75B |
| Reporter |  abuse_ch |
| Tags: | exe MassLogger |
abuse_ch
Malspam distributing MassLogger:HELO: kenflo.com
Sending IP: 156.96.62.59
From: Hugo <zhanghua.lv@kenflo.com>
Subject: NEW ORDER P773978
Attachment: p773978.r00 (contains "p773978.exe")
MassLogger SMTP exfil server:
smtp.yandex.com.tr:587
Intelligence
File Origin
# of uploads :
1
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Launching a process
Reading critical registry keys
Setting a global event handler for the keyboard
Result
Threat name:
MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Bluteal
Status:
Malicious
First seen:
2020-10-17 01:50:35 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
masslogger
Similar samples:
+ 344 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Score:
10/10
Tags:
spyware stealer family:masslogger
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
MassLogger
MassLogger Main Payload
Unpacked files
SH256 hash:
b49f4c0a41fe65d3e81919eae65adb01d493e08331e0e3652b30655d55170d52
MD5 hash:
cca1c57f1bf1fe2e85461c8a04300569
SHA1 hash:
60138c22da5e894b824913ee01f49a69dcbe4ab7
SH256 hash:
c81e5fee34bef82d0bb4ac9fdce0d58ca3e2c5500484d8ab8f74b9a81e333786
MD5 hash:
1f469dabf918a13609b64217d680e652
SHA1 hash:
841b245150974c499cceaaca565e0244ffd49ed6
SH256 hash:
c4d781d4c91853bdad84cd8dde6a822b59d3ace1ef107a80035ce8a0f2165770
MD5 hash:
eb67a9510c39844e7c9601f81a121254
SHA1 hash:
166f4cdc73b2e38726dbaeed1d3b2d457247741a
Detections:
win_masslogger_w0
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
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_gcch |
|---|---|
| Author: | govcert_ch |
| Rule name: | Quasar_RAT_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| 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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