MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21dc2cd230d860e64a31419f2c208e9d6d0139fe5bbea4a26de782037d6f208d. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21dc2cd230d860e64a31419f2c208e9d6d0139fe5bbea4a26de782037d6f208d
SHA3-384 hash: 2a732900009f2f0aa49fc4245714cf85cbd0a557dfb1f214893033e9909f7971876650803a11e51d5630c35bb3081808
SHA1 hash: 2e0bde4a912e5b074c8eade9d1a395650ca81eb2
MD5 hash: e94d1ac3c5be6b1662fe1b260199a0cb
humanhash: july-robert-fix-purple
File name:Master Jurilia MV_PACIFIC_Grace TutiCorin.exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'045'672 bytes
First seen:2020-10-28 07:50:36 UTC
Last seen:2020-10-28 09:54:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 24967b969934deafb74b30f5c6d2aac5 (8 x ModiLoader, 1 x AveMariaRAT, 1 x RemcosRAT)
ssdeep 12288:tonjUKefGncg9JvO3YgMz4kxTeDoemnEtC35OWk31uPtqYKmr3rmSOrvRkPbj:tonbefGHVqYgcLetUhOWi1uFf3Mrp
TLSH CD257D62A29244F6F253E6384C76567758F5BE3039386C462AE4ED087EFF2813C2DD52
Reporter abuse_ch
Tags:AveMariaRAT exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: eur01.liberatedsystems.com
Sending IP: 88.198.80.110
From: HAPPINESS HAMID (CR) <master.V7A2203@globeemail.com>
Subject: Re: MV HAPPINESS FRONTIER/V022/CONTRACT EXTENSION
Attachment: Master Jurilia MV_PACIFIC_Grace TutiCorin.r00 (contains "Master Jurilia MV_PACIFIC_Grace TutiCorin.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/80320/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% directory
Deleting a recently created file
Reading critical registry keys
Creating a file in the %temp% directory
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Sending a TCP request to an infection source
Stealing user critical data
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/514615
Signature
Allocates memory in foreign processes
Contains functionality to hide user accounts
Creates a thread in another existing process (thread injection)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Increases the number of concurrent connection per server for Internet Explorer
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 306417 Sample: Master Jurilia MV_PACIFIC_G... Startdate: 28/10/2020 Architecture: WINDOWS Score: 100 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected AveMaria stealer 2->47 49 Contains functionality to hide user accounts 2->49 6 Master Jurilia MV_PACIFIC_Grace TutiCorin.exe 1 15 2->6         started        11 Wkxcdrv.exe 13 2->11         started        13 Wkxcdrv.exe 13 2->13         started        process3 dnsIp4 25 cdn.discordapp.com 162.159.135.233, 443, 49714, 49738 CLOUDFLARENETUS United States 6->25 27 discord.com 162.159.136.232, 443, 49713 CLOUDFLARENETUS United States 6->27 23 C:\Users\user\AppData\Local\...\Wkxcdrv.exe, PE32 6->23 dropped 51 Writes to foreign memory regions 6->51 53 Allocates memory in foreign processes 6->53 55 Creates a thread in another existing process (thread injection) 6->55 15 ieinstal.exe 3 4 6->15         started        29 162.159.138.232, 443, 49736, 49745 CLOUDFLARENETUS United States 11->29 57 Multi AV Scanner detection for dropped file 11->57 59 Injects a PE file into a foreign processes 11->59 19 ieinstal.exe 1 11->19         started        31 162.159.130.233, 443, 49746 CLOUDFLARENETUS United States 13->31 21 ieinstal.exe 1 13->21         started        file5 signatures6 process7 dnsIp8 33 tulick.hopto.org 185.140.53.202, 4902, 49720 DAVID_CRAIGGG Sweden 15->33 35 Tries to steal Mail credentials (via file access) 15->35 37 Tries to harvest and steal browser information (history, passwords, etc) 15->37 39 Increases the number of concurrent connection per server for Internet Explorer 15->39 41 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->41 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21dc2cd230d860e64a31419f2c208e9d6d0139fe5bbea4a26de782037d6f208d/
Threat name:
Win32.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2020-10-28 04:33:05 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ehoczurq3bqomsrrigpsyieotvwqcop6lo7kjitn46bag7lpecgq._file
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:warzonerat infostealer persistence rat trojan spyware
Link:
https://tria.ge/reports/201028-9ztzxax1aa/
Behaviour
Modifies system certificate store
Suspicious use of WriteProcessMemory
Adds Run key to start application
JavaScript code in executable
Loads dropped DLL
Reads user/profile data of web browsers
ModiLoader First Stage
ModiLoader Second Stage
Warzone RAT Payload
ModiLoader, DBatLoader
WarzoneRat, AveMaria
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Farheyt
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/21dc2cd230d860e64a31419f2c208e9d6d0139fe5bbea4a26de782037d6f208d

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:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:MALWARE_Win_DLAgent03
Create hunting rule
Author:ditekSHen
Description:Detects known Delphi downloader agent downloading second stage payload, notably from discord

File information

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

Malspam

AveMariaRAT

r00 3c38e117d1f54c2d310f25fe8165bd6e7359e702a66ccbdb1301a248ff128821

AveMariaRAT

Executable exe 21dc2cd230d860e64a31419f2c208e9d6d0139fe5bbea4a26de782037d6f208d

(this sample)

  
Dropped by
MD5 c13a87f843414379668af24f2e6ab6ef
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 3c38e117d1f54c2d310f25fe8165bd6e7359e702a66ccbdb1301a248ff128821
Cape
Cape
https://www.capesandbox.com/analysis/80320/

Comments