MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fbb1f62b75df3af3305a3bca694e4050dbd86718390db2f737a5db2d8cca96ee. 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 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fbb1f62b75df3af3305a3bca694e4050dbd86718390db2f737a5db2d8cca96ee
SHA3-384 hash: c9f6fa302da0acf4b9fa1ef0e9fe697866ddfe682898d21669baa0110d6fd556688253a77233c661064d36a30b5cb246
SHA1 hash: 2808f5f34c9b5c62c65e47015d82ed7dfea73a62
MD5 hash: bca408ca8e4a4d10c877744bfb58b43f
humanhash: white-paris-august-harry
File name:bca408ca8e4a4d10c877744bfb58b43f
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'418'976 bytes
First seen:2023-09-10 09:43:32 UTC
Last seen:2023-09-10 12:02:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 768cce1a3135ef56ac91aeb097edfe55 (3 x AveMariaRAT, 1 x AgentTesla)
ssdeep 24576:i/U/qOJD8wC779sjdllpjLEtJgIf1E+UR9t1S+qWXqyS56Pta2RjMb3lUS/cr:i/pewwmsffXd+Unt1KWXsGJVMb3lbo
TLSH T160653331CC06A34FFB3E74B2520A7F106A8DC761153895CB2AA1B905AD4E1BC7946F9E
TrID 64.7% (.EXE) UPX compressed Win64 Executable (70117/5/12)
25.0% (.EXE) UPX compressed Win32 Executable (27066/9/6)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.8% (.EXE) OS/2 Executable (generic) (2029/13)
1.8% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 2194969696969669 (5 x AgentTesla, 3 x AveMariaRAT, 1 x SnakeKeylogger)
Reporter zbetcheckin
Tags:64 AveMariaRAT exe signed

Code Signing Certificate

Organisation:Microsoft Code Signing PCA 2011
Issuer:Microsoft Code Signing PCA 2011
Algorithm:sha256WithRSAEncryption
Valid from:2023-09-08T14:48:19Z
Valid to:2024-09-08T14:48:19Z
Serial number: 818898b8c9bc479bde2eae9aa50fd169
Thumbprint Algorithm:SHA256
Thumbprint: 93610659b9663ddc28e4f88135beb351eada22f25511ebbe3ea0c4090c8ba8bc
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
340
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
IRS_GOV_clcik_on_file_2023.lnk
Verdict:
Malicious activity
Analysis date:
2023-09-10 09:15:28 UTC
Tags:
loader
Link:
https://app.any.run/tasks/cfa86946-8834-4fdb-ae97-235049015057

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/447722/
Detection(s):
SecuriteInfo.com.Win64.SpywareX-gen.2526.31499.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Сreating synchronization primitives
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Sending an HTTP GET request
Blocking the User Account Control
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug hacktool overlay packed packed upx
Link:
https://www.filescan.io/uploads/64fd8fe2efe2af27e9caab22/reports/b3efc298-e96d-4525-ad33-a0be7a80b6fd/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/fbb1f62b75df3af3305a3bca694e4050dbd86718390db2f737a5db2d8cca96ee
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:
Sysinternals
Create hunting rule
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/41bc1396-8121-4e38-98ca-164430c798ff
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/1306828
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to check if Internet connection is working
Contains functionality to create processes via WMI
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 files in alternative data streams (ADS)
Creates processes via WMI
Disables UAC (registry)
Drops script or batch files to the startup folder
Found evasive API chain checking for user administrative privileges
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 submitted file
Sigma detected: Drops script at startup location
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: 1306828 Sample: avd8YKpPsL.exe Startdate: 10/09/2023 Architecture: WINDOWS Score: 100 50 Snort IDS alert for network traffic 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 6 other signatures 2->56 8 avd8YKpPsL.exe 1 2->8         started        11 cmd.exe 1 2->11         started        13 WmiPrvSE.exe 2->13         started        process3 signatures4 58 Contains functionality to hide user accounts 8->58 60 Writes to foreign memory regions 8->60 62 Allocates memory in foreign processes 8->62 64 3 other signatures 8->64 15 jsc.exe 3 4 8->15         started        20 powershell.exe 17 8->20         started        22 WMIC.exe 1 11->22         started        24 conhost.exe 11->24         started        process5 dnsIp6 36 101.99.92.121, 49724, 5200 SHINJIRU-MY-AS-APShinjiruTechnologySdnBhdMY Malaysia 15->36 32 C:\Users\user\AppData\...\programs.bat:start, ASCII 15->32 dropped 34 C:\Users\user\AppData\...\programs.bat, ASCII 15->34 dropped 38 Creates files in alternative data streams (ADS) 15->38 40 Contains functionality to hide user accounts 15->40 42 Contains functionality to check if Internet connection is working 15->42 48 8 other signatures 15->48 26 powershell.exe 21 15->26         started        28 conhost.exe 20->28         started        44 Contains functionality to create processes via WMI 22->44 46 Creates processes via WMI 22->46 file7 signatures8 process9 process10 30 conhost.exe 26->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fbb1f62b75df3af3305a3bca694e4050dbd86718390db2f737a5db2d8cca96ee/
Threat name:
Win64.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-09-09 20:08:28 UTC
File Type:
PE+ (Exe)
Extracted files:
6
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7oy7mk3v345pgmc2hpfgstsakdn5qzyyheg3f5zxuxns3dgks3xa._file
Verdict:
unknown
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer rat trojan upx
Link:
https://tria.ge/reports/230910-lqgj3sgb66/
Behaviour
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Drops startup file
UPX packed file
Warzone RAT payload
UAC bypass
WarzoneRat, AveMaria
Malware Config
C2 Extraction:
101.99.92.121:5200
Unpacked files
SH256 hash:
add601b7f8397252a197ac32cc23fe9f4f5a81798a0e12098489f0b2c8b25cba
MD5 hash:
6598c018da9f12e221bba14491fe8e4c
SHA1 hash:
5bff0d5fc83f11a9c18e830129e35f42d5b85d68
Link:
https://www.unpac.me/results/989a5124-e707-4b32-b046-230383fd933b/
SH256 hash:
fbb1f62b75df3af3305a3bca694e4050dbd86718390db2f737a5db2d8cca96ee
MD5 hash:
bca408ca8e4a4d10c877744bfb58b43f
SHA1 hash:
2808f5f34c9b5c62c65e47015d82ed7dfea73a62
Link:
https://www.unpac.me/results/989a5124-e707-4b32-b046-230383fd933b/
Malware family:
Warzone
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fbb1f62b75df/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/fbb1f62b75df3af3305a3bca694e4050dbd86718390db2f737a5db2d8cca96ee

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:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:shad0w_beacon_16June
Create hunting rule
Author:SBousseaden
Description:Shad0w beacon compressed
Reference:https://github.com/bats3c/shad0w

File information

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

Web download

AveMariaRAT

Executable exe fbb1f62b75df3af3305a3bca694e4050dbd86718390db2f737a5db2d8cca96ee

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2710969/
Cape
Cape
https://www.capesandbox.com/analysis/447722/
  
URLhaus
https://urlhaus.abuse.ch/url/2711118/

Comments


Avatar
zbet commented on 2023-09-10 09:43:33 UTC

url : hxxp://ipfs.io/ipfs/QmapmAFtEUjYUodvdxV63DhsGuLq96iCMXuBvaGx2mhdpq?filename=55380SWIFTCOPYSLIP.exe