MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e351736ae4bff938f1b59b396f039a6a281c4b8401f918f6b7b52b5c574d330. 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 4 File information Comments

SHA256 hash: 8e351736ae4bff938f1b59b396f039a6a281c4b8401f918f6b7b52b5c574d330
SHA3-384 hash: f2b0ecb155a314952a4640760140d2ad5f6e72f565abb63e517f4e375c6c928c70c33df20d8471e4133afdbb7de23537
SHA1 hash: f98d039477e9c5f531a7f809dc7686e69ed5aff1
MD5 hash: d9d969b4d51b61c1f2e62305fcb8ba1b
humanhash: beer-may-california-orange
File name:chibyke03.exe
Download: download sample
Signature MassLogger
File size:1'060'352 bytes
First seen:2020-10-23 08:53:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2b9e68dd89fe0b504795d47435411631 (2 x MassLogger, 1 x Loki, 1 x AgentTesla)
ssdeep 12288:5spCOsBWRQ5tkxMMMUdCsTqjlAWAWgkULPaPgsETo1ra39zRBqveRcdA5zpb6w2p:5bhWK5t/UHu5b7Pqc1rY9TuQz56ws53
Threatray 2'075 similar samples on MalwareBazaar
TLSH E435C022B3F14837C173F6399D1B9FA49836BD002D2868462BF51D4C9F39691FB29297
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: yahoo.com
Sending IP: 156.96.118.35
From: Miriam Stoppard <Miriamstopp@yahoo.com>
Subject: Accountant with Experience
Attachment: Miriam Stoppard cv.zip (contains "chibyke03.exe")

MassLogger SMTP exfil server:
mail.hkoffice365.com:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
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
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
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:
Win32.Trojan.LokibotCrypt
Status:
Malicious
First seen:
2020-10-23 07:29:16 UTC
AV detection:
27 of 28 (96.43%)
Threat level:
  5/5
Result
Malware family:
masslogger
Score:
  10/10
Tags:
upx spyware stealer family:masslogger
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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
UPX packed file
MassLogger
MassLogger Main Payload
Unpacked files
SH256 hash:
8e351736ae4bff938f1b59b396f039a6a281c4b8401f918f6b7b52b5c574d330
MD5 hash:
d9d969b4d51b61c1f2e62305fcb8ba1b
SHA1 hash:
f98d039477e9c5f531a7f809dc7686e69ed5aff1
SH256 hash:
9d56d1593b5af8656a36d88c3a3b80c45d1a32a689b0377ef154d39af1889ab6
MD5 hash:
5eb00e0226283e68acb3a4fa1d3c0125
SHA1 hash:
da85f621593335a3db98ebcf19d021bcf82bc0d2
Detections:
win_masslogger_w0
SH256 hash:
5011c032940b3cf97ac169f944303078f408fec69795f0d0cc20e79ecbda8f04
MD5 hash:
846c43279d945b580a1ac89a0fa1af77
SHA1 hash:
7e3db7a80577a9ccf9a120800c8a894ddd342474
Detections:
win_masslogger_w0
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_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

MassLogger

Executable exe 8e351736ae4bff938f1b59b396f039a6a281c4b8401f918f6b7b52b5c574d330

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments