MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57b84e7cff62308b09d01a774efeb9629b32573a4784ba051b972e311287b388. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 57b84e7cff62308b09d01a774efeb9629b32573a4784ba051b972e311287b388
SHA3-384 hash: 59946daa432e4cb8d06fa21bdb15d0b7e32d31cb10c5cfc9348e43067dfe69d0d28755c3e2f8dd29bf3bcc89319fb9cc
SHA1 hash: 167e1d81221553bcf231aa9adb39c2dfea4bed16
MD5 hash: 24f765ee987be390bc8c6bc905dd18bb
humanhash: xray-three-red-eleven
File name:Purchase Order.xlsm
Download: download sample
Signature MassLogger
Create hunting rule
File size:80'468 bytes
First seen:2020-08-05 09:11:00 UTC
Last seen:Never
File type:Excel file xlsm
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 1536:5/slzpcUkATocf8LFKDvJtwVD1BSw/+ipXDYpUbL8rku:VstuUw1JD1Qw/+ipXDYpaL+J
TLSH BD7302705E029CD2C223D376A6B64DE5104F39515609FB6F293DB6E1850AAB80B7C2FF
Reporter abuse_ch
Tags:MassLogger xlsm


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: vcsolutions.net
Sending IP: 193.142.59.163
From: rainton@vcsolutions.net
Subject: Request For Quotation
Attachment: Purchase Order.xlsm

MassLogger payload URL:
http://bestatmedia.com/1LoggerBin.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Creating a file in the %temp% directory
Moving a file to the %temp% directory
Deleting a recently created file
Running batch commands
Sending an HTTP GET request
Setting a global event handler for the keyboard
Creating a process from a recently created file
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/410741
Signature
Binary contains a suspicious time stamp
Document exploit detected (creates forbidden files)
Document exploit detected (drops PE files)
Document exploit detected (process start blacklist hit)
Drops PE files to the user root directory
Found malware configuration
Machine Learning detection for dropped file
May check the online IP address of the machine
Office process drops PE file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Executables Started in Suspicious Folder
Sigma detected: Execution in Non-Executable Folder
Sigma detected: MS Office Product Spawning Exe in User Dir
Sigma detected: Suspicious Program Location Process Starts
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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/57b84e7cff62308b09d01a774efeb9629b32573a4784ba051b972e311287b388/
Threat name:
Script-Macro.Trojan.Dornoe
Create hunting rule
Status:
Malicious
First seen:
2020-08-05 03:24:10 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k64e47h7miyiwcoqdj3u57vzmkntevz2i6clubi3s4xdceuhwoea._file
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Link:
https://tria.ge/reports/200805-kl7txxk8b6/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Office loads VBA resources, possible macro or embedded object present
Looks up external IP address via web service
Reads user/profile data of web browsers
Executes dropped EXE
MassLogger
MassLogger log file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Dropper
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/57b84e7cff62308b09d01a774efeb9629b32573a4784ba051b972e311287b388

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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Malspam

MassLogger

Excel file xlsm 57b84e7cff62308b09d01a774efeb9629b32573a4784ba051b972e311287b388

(this sample)

MassLogger

Executable exe aa30ea6f5603484a2f71a0fa1429cef880ee018c6b3557ad09708dca055cbb22

  
URLhaus
https://urlhaus.abuse.ch/url/424625/
  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 aa30ea6f5603484a2f71a0fa1429cef880ee018c6b3557ad09708dca055cbb22
  
Dropping
MD5 7f0c5f12fb35a4a5b57fc5d9653e9a36

Comments