MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 541fbec081719c440d95155189e5f90573351b94bbae41393656e91ca641bffa. 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 12 File information Comments
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SHA256 hash: 541fbec081719c440d95155189e5f90573351b94bbae41393656e91ca641bffa
SHA3-384 hash: 32055dd324ec6ffea320a5e6fa8d63f41072ac9f98405fa8ed2097021fc73d9914316dcac2c7cbf6d1704d8aa47087af
SHA1 hash: 30bcbc7a6bb7d928e45501e6ae2375f8401c4273
MD5 hash: cb5f29892edde93c449a53b71eca0e9d
humanhash: butter-four-one-earth
File name:cb5f29892edde93c449a53b71eca0e9d.exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:884'176 bytes
First seen:2022-04-13 07:24:04 UTC
Last seen:2022-04-13 08:01:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:qXGenvgVOEYZ49zwZPYv5hrQ4LSNwWrMXE0i85Ng6/CE25icECf24VcMIjwJQWQu:s2EnrRuM
Threatray 339 similar samples on MalwareBazaar
TLSH T10E156C8393D44B40C82EA87CE0906266CA11BF5F6C41455AF7CD74BFAF6B1E6DC6221E
Reporter abuse_ch
Tags:AveMariaRAT exe RAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
423
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cb5f29892edde93c449a53b71eca0e9d.exe
Verdict:
Suspicious activity
Analysis date:
2022-04-13 07:43:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5ec8784a-7872-4e44-9030-1324d6b923e5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/263349/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.48858873.5779.18154.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Adding an access-denied ACE
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file
Creating a window
Sending a custom TCP request
Changing a file
Launching cmd.exe command interpreter
DNS request
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a single autorun event
Blocking the User Account Control
Adding exclusions to Windows Defender
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe obfuscated overlay packed replace.exe update.exe
Link:
https://www.filescan.io/uploads/62567ad7eab80a7a6c07800f/reports/68d8c414-00e2-4a0e-822d-548ccc410258/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2508cb16-9845-4fcb-9d2f-7da3f6722a3b
Result
Threat name:
AveMaria UACMe
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/975976
Signature
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
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
Creates a thread in another existing process (thread injection)
Drops PE files with benign system names
Found evasive API chain checking for user administrative privileges
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides user accounts
Increases the number of concurrent connection per server for Internet Explorer
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Active Directory User Backdoors
Sigma detected: File Created with System Process Name
Sigma detected: Suspcious CLR Logs Creation
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)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected AveMaria stealer
Yara detected UAC Bypass using CMSTP
Yara detected UACMe UAC Bypass tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 608461 Sample: N2L7ikW1cK.exe Startdate: 13/04/2022 Architecture: WINDOWS Score: 100 49 mutaalofomaha.com 2->49 59 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 Multi AV Scanner detection for dropped file 2->63 65 14 other signatures 2->65 8 N2L7ikW1cK.exe 6 7 2->8         started        12 svchost.exe 2->12         started        14 svchost.exe 2->14         started        signatures3 process4 file5 41 C:\Program Files\Common Files\...\svchost.exe, PE32 8->41 dropped 43 C:\Users\user\AppData\...432L7ikW1cK.exe.log, ASCII 8->43 dropped 67 Writes to foreign memory regions 8->67 69 Allocates memory in foreign processes 8->69 71 Adds a directory exclusion to Windows Defender 8->71 73 Drops PE files with benign system names 8->73 16 wextract.exe 8->16         started        21 powershell.exe 25 8->21         started        23 powershell.exe 24 8->23         started        25 4 other processes 8->25 45 C:\Users\user\AppData\...\svchost.exe.log, ASCII 12->45 dropped 75 Injects a PE file into a foreign processes 12->75 signatures6 process7 dnsIp8 47 mutaalofomaha.com 194.156.98.82, 4556, 49777, 49780 ADCDATACOM-AS-APADCDATACOMHK Russian Federation 16->47 39 C:\Program Files\Microsoft DN1\sqlmap.dll, PE32+ 16->39 dropped 51 Hides user accounts 16->51 53 Contains functionality to inject threads in other processes 16->53 55 Contains functionality to steal Chrome passwords or cookies 16->55 57 7 other signatures 16->57 27 conhost.exe 21->27         started        29 conhost.exe 23->29         started        31 conhost.exe 25->31         started        33 conhost.exe 25->33         started        35 conhost.exe 25->35         started        37 conhost.exe 25->37         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/541fbec081719c440d95155189e5f90573351b94bbae41393656e91ca641bffa/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-12 20:47:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kqp35qebogoeidmvcviytzpzavztkg4uxoxecojwk3urzjsbx75a._file
Verdict:
malicious
Similar samples:
390127392e918e364a87a02ef80465150a85cba2d9c870c6c339706e1058fee3
AveMariaRAT
4df258ce25ef8af815b015875e9f325bb29a95747ffa6a658f2149b2bb1f6c34
AveMariaRAT
582d0fd8427ba8d0116c4a8698dbe870ba51d014fc6b65a1d74489fefcb35e4b
AveMariaRAT
82617b1b5e3e360eeb1731b322b42abc006bb2cd83fd36d0a406efaa7a659ddc
AveMariaRAT
eecf35c1c3a4734153e997b35b6f7f92eab9ce62a9fb2da9a01ec0ed6ff75710
AveMariaRAT
+ 329 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
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Score:
  10/10
Tags:
family:warzonerat discovery evasion infostealer persistence rat trojan
Link:
https://tria.ge/reports/220413-kz39rseba6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Checks computer location settings
Modifies file permissions
Windows security modification
Warzone RAT Payload
UAC bypass
WarzoneRat, AveMaria
Windows security bypass
Malware Config
C2 Extraction:
mutaalofomaha.com:4556
Unpacked files
SH256 hash:
541fbec081719c440d95155189e5f90573351b94bbae41393656e91ca641bffa
MD5 hash:
cb5f29892edde93c449a53b71eca0e9d
SHA1 hash:
30bcbc7a6bb7d928e45501e6ae2375f8401c4273
Link:
https://www.unpac.me/results/7cc6724c-eeeb-4704-b928-4949161cf530/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/541fbec08171/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ave Maria
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/541fbec081719c440d95155189e5f90573351b94bbae41393656e91ca641bffa

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
Create hunting rule
Author:@bartblaze
Description:Identifies AveMaria aka WarZone RAT.
Rule name:ave_maria_warzone_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Codoso_Gh0st_1
Create hunting rule
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
Create hunting rule
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
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_IExecuteCommandCOM
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding command execution via IExecuteCommand COM object
Rule name:MALWARE_Win_AveMaria
Create hunting rule
Author:ditekSHen
Description:AveMaria variant payload
Rule name:MALWARE_Win_WarzoneRAT
Create hunting rule
Author:ditekSHen
Description:Detects AveMaria/WarzoneRAT
Rule name:MAL_Lokibot_Stealer
Create hunting rule
Description:Detects Lokibot Stealer Variants
Rule name:pe_imphash
Create hunting rule
Rule name:RDPWrap
Create hunting rule
Author:@bartblaze
Description:Identifies RDP Wrapper, sometimes used by attackers to maintain persistence.
Reference:https://github.com/stascorp/rdpwrap
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

AveMariaRAT

Executable exe 541fbec081719c440d95155189e5f90573351b94bbae41393656e91ca641bffa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2132671/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/263349/

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