MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4cecea0f9198f5c342a1b57a6c0dd308753f7d8a571e3b652b02e5c078853c4. 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: 14


Intelligence 14 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4cecea0f9198f5c342a1b57a6c0dd308753f7d8a571e3b652b02e5c078853c4
SHA3-384 hash: 6421e9462477147f503e893f4d90ffa74a1102d3e2525ad53a32d755746078f3b41c0ef11442f863e5f1056de0cb6360
SHA1 hash: 92b01ea2c5b98b805a4bb3dfbcf5cab37221ea88
MD5 hash: 2cd40412d252551fc0eff0175014d59d
humanhash: island-tango-lion-mexico
File name:2cd40412d252551fc0eff0175014d59d.exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:135'168 bytes
First seen:2022-08-29 08:13:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56fc94e02d7bc310030753938e49a91a (55 x AveMariaRAT, 1 x Worm.Ramnit)
ssdeep 3072:K7W9jps0Tx4azG6GweOTir5axbjNCz45LT7a:KwpsERzGKurEXCzeLT7a
TLSH T19BD39D13BBE64436E6F202B02DB97E7197BCF9341A25C69BA3945446AC32C44FE36353
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter abuse_ch
Tags:AveMariaRAT exe RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
274
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
avemaria
Create hunting rule
ID:
1
File name:
2cd40412d252551fc0eff0175014d59d.exe
Verdict:
Malicious activity
Analysis date:
2022-08-29 08:21:20 UTC
Tags:
trojan rat stealer avemaria warzone arkei
Link:
https://app.any.run/tasks/641b4507-6fdc-443a-8068-71fe6c8e0f84

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/302117/
Detection(s):
Win.Malware.AveMaria-8799014-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Searching for the window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file
Creating a process from a recently created file
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/30689/overview
Behaviour
MalwareBazaar
CheckCmdLine
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.
Malware family:
AVE_MARIA
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/89477124-7b12-446e-bada-90072660dbbd
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/1059636
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to check if Internet connection is working
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 to the document folder of the user
Found evasive API chain (may stop execution after checking mutex)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Increases the number of concurrent connection per server for Internet Explorer
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
Snort IDS alert for network traffic
Writes to foreign memory regions
Yara detected AveMaria stealer
Yara detected UACMe UAC Bypass tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 692160 Sample: KlVGuutPyo.exe Startdate: 29/08/2022 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 6 other signatures 2->44 8 KlVGuutPyo.exe 5 5 2->8         started        12 images.exe 1 2->12         started        process3 file4 30 C:\Users\user\Documents\images.exe, PE32 8->30 dropped 32 C:\Users\user\...\images.exe:Zone.Identifier, ASCII 8->32 dropped 46 Found evasive API chain (may stop execution after checking mutex) 8->46 48 Drops PE files to the document folder of the user 8->48 50 Contains functionality to check if Internet connection is working 8->50 52 6 other signatures 8->52 14 images.exe 2 8->14         started        18 powershell.exe 23 8->18         started        signatures5 process6 dnsIp7 34 gds1733.my.to 51.77.67.168, 5557 OVHFR France 14->34 36 192.168.2.1 unknown unknown 14->36 54 Antivirus detection for dropped file 14->54 56 Multi AV Scanner detection for dropped file 14->56 58 Contains functionality to check if Internet connection is working 14->58 60 8 other signatures 14->60 20 cmd.exe 1 14->20         started        22 powershell.exe 14->22         started        24 conhost.exe 18->24         started        signatures8 process9 process10 26 conhost.exe 20->26         started        28 conhost.exe 22->28         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4cecea0f9198f5c342a1b57a6c0dd308753f7d8a571e3b652b02e5c078853c4/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2022-08-29 07:52:51 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6thm5ihzdghvynbkdnl2nqg5gcdvh56yuvy6hnsswaxfyb4ikpca._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat infostealer persistence rat
Link:
https://tria.ge/reports/220829-j41h1aebem/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Warzone RAT payload
WarzoneRat, AveMaria
Malware Config
C2 Extraction:
gds1733.my.to:5557
Unpacked files
SH256 hash:
f4cecea0f9198f5c342a1b57a6c0dd308753f7d8a571e3b652b02e5c078853c4
MD5 hash:
2cd40412d252551fc0eff0175014d59d
SHA1 hash:
92b01ea2c5b98b805a4bb3dfbcf5cab37221ea88
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/20342a39-f7cc-4d03-8f26-fa4ad1b50af3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f4cecea0f9198f5c342a1b57a6c0dd308753f7d8a571e3b652b02e5c078853c4

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:AveMaria_WarZone
Create hunting rule
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:Codoso_Gh0st_2
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_2_RID2C2E
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:HeavensGate
Create hunting rule
Author:kevoreilly
Description:Heaven's Gate: Switch from 32-bit to 64-mode
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:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:MALWARE_Win_AveMaria
Create hunting rule
Author:ditekSHen
Description:AveMaria variant payload
Rule name:MALWARE_Win_EXEPWSH_DLAgent
Create hunting rule
Author:ditekSHen
Description:Detects SystemBC
Rule name:MALWARE_Win_WarzoneRAT
Create hunting rule
Author:ditekSHen
Description:Detects AveMaria/WarzoneRAT
Rule name:MAL_Envrial_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:meth_peb_parsing
Create hunting rule
Author:Willi Ballenthin
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

File information

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

Web download

AveMariaRAT

Executable exe f4cecea0f9198f5c342a1b57a6c0dd308753f7d8a571e3b652b02e5c078853c4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2283074/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/302117/

Comments