MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ec53980cf686b472cfce52d0dc99a86ec328f2c596714b7c0468d957248ff36. 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: 11


Intelligence 11 IOCs YARA 15 File information Comments

SHA256 hash: 8ec53980cf686b472cfce52d0dc99a86ec328f2c596714b7c0468d957248ff36
SHA3-384 hash: 274cf0ece2552f06e4205e52dfcd360ad88042b5b2e3d99836101fafc9722ea439fdcd13538189cd6a2b29c551254ea4
SHA1 hash: f6a8d47a3379bd0ac2cd96782ba3f7040045d5d9
MD5 hash: 3b377d022762ca91179f7f9ccd69d567
humanhash: lima-saturn-timing-july
File name:3b377d022762ca91179f7f9ccd69d567
Download: download sample
Signature AveMariaRAT
File size:839'096 bytes
First seen:2021-09-15 06:57:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a6f9ce49927a1276962e131ee30a4701 (4 x AveMariaRAT, 2 x NetWire, 2 x RemcosRAT)
ssdeep 12288:jDylNhPTW3jR+9bHoraZlojpF/b8PmcuVpvC1VGEdPjIW:K7I3N8DoraZ6d8unzUV5kW
Threatray 1'249 similar samples on MalwareBazaar
TLSH T1AD058DA2D0E435FFC46667749C49B6688C34BE261C305DAAAEE538485EF4F413039B6F
dhash icon acacacb6a2968eaa (13 x RemcosRAT, 4 x Formbook, 4 x AveMariaRAT)
Reporter JAMESWT_WT
Tags:Afia Wave Enterprises Oy AveMariaRAT exe signed

Code Signing Certificate

Organisation:Afia Wave Enterprises Oy
Issuer:Sectigo Public Code Signing CA R36
Algorithm:sha384WithRSAEncryption
Valid from:2021-07-08T00:00:00Z
Valid to:2022-07-08T23:59:59Z
Serial number: 69ad1e8b5941c93d5017b7c3fdb8e7b6
Intelligence: 53 malware samples on MalwareBazaar are signed with this code signing certificate
MalwareBazaar Blocklist:This certificate is on the MalwareBazaar code signing certificate blocklist (CSCB)
Thumbprint Algorithm:SHA256
Thumbprint: 999bbf99f3b3c1a894340918d8f2c6a358e7ec6299bab5d8fd6b9e7570abf929
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
1
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3b377d022762ca91179f7f9ccd69d567
Verdict:
Malicious activity
Analysis date:
2021-09-15 09:53:36 UTC
Tags:
trojan stealer rat avemaria

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Modifying an executable file
Launching the default Windows debugger (dwwin.exe)
Result
Threat name:
AveMaria UACMe
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
Contains functionality to inject threads in other processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal e-mail passwords
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sigma detected: Execution from Suspicious Folder
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses dynamic DNS services
Yara detected AveMaria stealer
Yara detected UACMe UAC Bypass tool
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 483877 Sample: YGvfNBQOUZ Startdate: 15/09/2021 Architecture: WINDOWS Score: 100 41 Multi AV Scanner detection for domain / URL 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 7 other signatures 2->47 6 YGvfNBQOUZ.exe 1 17 2->6         started        11 Cymkfzk.exe 13 2->11         started        13 Cymkfzk.exe 13 2->13         started        process3 dnsIp4 27 cdn.discordapp.com 162.159.134.233, 443, 49741, 49742 CLOUDFLARENETUS United States 6->27 25 C:\Users\Public\Libraries\...\Cymkfzk.exe, PE32 6->25 dropped 49 Detected unpacking (changes PE section rights) 6->49 51 Detected unpacking (overwrites its own PE header) 6->51 53 Injects a PE file into a foreign processes 6->53 15 YGvfNBQOUZ.exe 3 4 6->15         started        55 Multi AV Scanner detection for dropped file 11->55 57 Contains functionality to inject threads in other processes 11->57 59 Contains functionality to steal Chrome passwords or cookies 11->59 61 2 other signatures 11->61 19 Cymkfzk.exe 1 11->19         started        21 backgroundTaskHost.exe 27 42 11->21         started        29 162.159.135.233, 443, 49749 CLOUDFLARENETUS United States 13->29 23 Cymkfzk.exe 1 13->23         started        file5 signatures6 process7 dnsIp8 31 engkaa.ddns.net 185.144.30.125, 4545, 49745 CHELYABINSK-SIGNAL-ASRU Russian Federation 15->31 33 Tries to steal Mail credentials (via file access) 15->33 35 Tries to harvest and steal browser information (history, passwords, etc) 15->35 37 Increases the number of concurrent connection per server for Internet Explorer 15->37 39 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->39 signatures9
Threat name:
Win32.Infostealer.Fareit
Status:
Malicious
First seen:
2021-09-08 10:51:15 UTC
File Type:
PE (Exe)
Extracted files:
45
AV detection:
32 of 45 (71.11%)
Threat level:
  5/5
Result
Malware family:
warzonerat
Score:
  10/10
Tags:
family:warzonerat infostealer persistence rat spyware stealer
Behaviour
Runs ping.exe
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Warzone RAT Payload
WarzoneRat, AveMaria
Malware Config
C2 Extraction:
engkaa.ddns.net:4545
Unpacked files
SH256 hash:
cd4b225505e84218ef7418c8e5f41acbb67c51bd43e9ddcfa25341259377d3df
MD5 hash:
b7816cb3535b2f2675804d3052295003
SHA1 hash:
db4588853aa1ec16b1f2d29b1e873a653a1ecb13
SH256 hash:
8ec53980cf686b472cfce52d0dc99a86ec328f2c596714b7c0468d957248ff36
MD5 hash:
3b377d022762ca91179f7f9ccd69d567
SHA1 hash:
f6a8d47a3379bd0ac2cd96782ba3f7040045d5d9
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:AveMaria
Author:@bartblaze
Description:Identifies AveMaria aka WarZone RAT.
Rule name:AveMaria_WarZone
Rule name:ave_maria_warzone_rat
Author:jeFF0Falltrades
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_1_RID2C2D
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:Codoso_Gh0st_2_RID2C2E
Author:Florian Roth
Description:Detects Codoso APT Gh0st Malware
Reference:https://www.proofpoint.com/us/exploring-bergard-old-malware-new-tricks
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_IExecuteCommandCOM
Author:ditekSHen
Description:Detects executables embedding command execution via IExecuteCommand COM object
Rule name:MALWARE_Win_AveMaria
Author:ditekSHen
Description:AveMaria variant payload
Rule name:MALWARE_Win_WarzoneRAT
Author:ditekSHen
Description:Detects AveMaria/WarzoneRAT
Rule name:MAL_Envrial_Jan18_1
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
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:Detects win.ave_maria.

File information


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

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