MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8cfce52a39c18564723c94b57b95a4be0328bb75350e7c866ee5f674b94d26e0. 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



AveMariaRAT


Vendor detections: 9


Intelligence 9 IOCs YARA 7 File information Comments

SHA256 hash: 8cfce52a39c18564723c94b57b95a4be0328bb75350e7c866ee5f674b94d26e0
SHA3-384 hash: 657c4c18c221cad406e9b2c9076711b7009717c6eee2b62869a353b6eaa9aecd1aab39562c3d854ec14b3f22e15c740b
SHA1 hash: 7cdc21a9b51679ee3d1a43bb35b6350ca5a896ea
MD5 hash: 0b8c3ebb77a99931b296281f85141973
humanhash: oranges-nine-ceiling-eight
File name:mv0000_Request_For_Quotation_Spec&dwg.exe
Download: download sample
Signature AveMariaRAT
File size:448'512 bytes
First seen:2020-08-04 06:08:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:gjctdEFqpTABaMEX2GhNCCgiz8XIoU7VRvlO/6EXkBkHPAc2xR7u:MctdEoR2iNBgAqlMqPlJ2x
Threatray 1'020 similar samples on MalwareBazaar
TLSH 4894AE36B5A1D841C3AF5636CDCF441847EDEC023672DF2BBD9E33994902B629E069C9
Reporter abuse_ch
Tags:AveMariaRAT exe RAT


Avatar
abuse_ch
Malspam distributing AveMariaRAT:

HELO: mail-smail-vm39.hanmail.net
Sending IP: 203.133.180.227
From: Al Zubair General Trading <dlghwls64@daum.net>
Subject: RFQ for Cable / Equipments / Al Zubair Project
Attachment: mv0000_Request_For_Quotation_Specdwg.z (contains "mv0000_Request_For_Quotation_Spec&dwg.exe")

AveMariaRAT C2:
6345745xhgxcvbosu.redirectme.net:5200 (194.127.179.246)

Intelligence


File Origin
# of uploads :
1
# of downloads :
70
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 cmd.exe command interpreter
DNS request
Using the Windows Management Instrumentation requests
Setting a keyboard event handler
Creating a file in the %AppData% directory
Deleting a recently created file
Reading critical registry keys
Creating a file in the %temp% directory
Sending a TCP request to an infection source
Stealing user critical data
Unauthorized injection to a system process
Result
Threat name:
AveMaria
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Contains functionality to hide user accounts
Creates a thread in another existing process (thread injection)
Detected unpacking (creates a PE file in dynamic memory)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Increases the number of concurrent connection per server for Internet Explorer
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Spyware.Noon
Status:
Malicious
First seen:
2020-08-04 01:53:00 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
JavaScript code in executable
Loads dropped DLL
Reads user/profile data of web browsers
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:Cobalt_functions
Author:@j0sm1
Description:Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT
Rule name:Codoso_Gh0st_1
Author:Florian Roth
Description:Detects Codoso APT Gh0st Malware
Reference:https://www.proofpoint.com/us/exploring-bergard-old-malware-new-tricks
Rule name:Codoso_Gh0st_2
Author:Florian Roth
Description:Detects Codoso APT Gh0st Malware
Reference:https://www.proofpoint.com/us/exploring-bergard-old-malware-new-tricks
Rule name:MAL_Envrial_Jan18_1
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:RDPWrap
Author:@bartblaze
Description:Identifies RDP Wrapper, sometimes used by attackers to maintain persistence.
Reference:https://github.com/stascorp/rdpwrap
Rule name:win_ave_maria_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:with_sqlite
Author:Julian J. Gonzalez <info@seguridadparatodos.es>
Description:Rule to detect the presence of SQLite data in raw image
Reference:http://www.st2labs.com

File information


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

Malspam

AveMariaRAT

Executable exe 8cfce52a39c18564723c94b57b95a4be0328bb75350e7c866ee5f674b94d26e0

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments