MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 452b5876fcb121316ad7d3ef6b2a6458e799ca73b4a17f72d4e11d17eefed9a9. 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: 8


Intelligence 8 IOCs YARA 7 File information Comments
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SHA256 hash: 452b5876fcb121316ad7d3ef6b2a6458e799ca73b4a17f72d4e11d17eefed9a9
SHA3-384 hash: 0ffb72df6395519b7c1e0277b7ea087bd58af68180477a7bca525e2ce44cd2302f62fa7a8a643c9000cb4bd2da4b96a5
SHA1 hash: b1b68b2893aec1633b2c5dc9556ab3a33fe29bbb
MD5 hash: 8f9c0b3cbd621eed47df653b262d03be
humanhash: butter-yankee-three-hotel
File name:452b5876fcb121316ad7d3ef6b2a6458e799ca73b4a17f72d4e11d17eefed9a9
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'931'147 bytes
First seen:2020-11-11 11:32:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:kjHenyEXus1+LWqsF34eGu667NLdgVmSRYOwM6ox0Z4A7W2FeDSIGVH/KIDgDgUK:KWWdLJ1eZ5NLdGFYQDbGV6eH81k7
Threatray 12 similar samples on MalwareBazaar
TLSH E8958D72776414BBC3231574FA0FEBB17918FE2A5A00536E23B73D1E4EA364260662D7
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
59
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Asprotect-3
Create hunting rule

Win.Malware.Daqc-6598201-0
Create hunting rule

Win.Malware.Ursu-6793772-0
Create hunting rule

Win.Malware.Ursu-6914171-0
Create hunting rule

Win.Malware.Eclv-9782803-0
Create hunting rule

Win.Malware.Eclv-9782804-0
Create hunting rule

Win.Malware.Eclv-9782973-0
Create hunting rule

Win.Malware.Cryptinject-9785242-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a process with a hidden window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Unauthorized injection to a system process
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.
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/532452
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to hide user accounts
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sample is not signed and drops a device driver
Sample uses process hollowing technique
Searches for specific processes (likely to inject)
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
Spreads via windows shares (copies files to share folders)
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 315325 Sample: ZxjFGwtcqW Startdate: 12/11/2020 Architecture: WINDOWS Score: 100 162 Antivirus detection for dropped file 2->162 164 Antivirus / Scanner detection for submitted sample 2->164 166 Multi AV Scanner detection for submitted file 2->166 168 6 other signatures 2->168 11 ZxjFGwtcqW.exe 1 51 2->11         started        14 StikyNot.exe 2->14         started        16 SyncHost.exe 2->16         started        18 7 other processes 2->18 process3 dnsIp4 180 Detected unpacking (changes PE section rights) 11->180 182 Detected unpacking (overwrites its own PE header) 11->182 184 Spreads via windows shares (copies files to share folders) 11->184 200 2 other signatures 11->200 21 ZxjFGwtcqW.exe 1 3 11->21         started        26 diskperf.exe 5 11->26         started        186 Writes to foreign memory regions 14->186 188 Allocates memory in foreign processes 14->188 190 Injects a PE file into a foreign processes 14->190 28 StikyNot.exe 14->28         started        30 diskperf.exe 14->30         started        192 Antivirus detection for dropped file 16->192 194 Machine Learning detection for dropped file 16->194 196 Sample uses process hollowing technique 16->196 106 127.0.0.1 unknown unknown 18->106 198 Changes security center settings (notifications, updates, antivirus, firewall) 18->198 signatures5 process6 dnsIp7 108 192.168.2.1 unknown unknown 21->108 90 C:\Windows\System\explorer.exe, PE32 21->90 dropped 170 Installs a global keyboard hook 21->170 32 explorer.exe 47 21->32         started        92 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 26->92 dropped 94 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 26->94 dropped 96 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 26->96 dropped 36 StikyNot.exe 46 26->36         started        file8 signatures9 process10 file11 86 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 32->86 dropped 88 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 32->88 dropped 116 Antivirus detection for dropped file 32->116 118 Detected unpacking (creates a PE file in dynamic memory) 32->118 120 Machine Learning detection for dropped file 32->120 128 6 other signatures 32->128 38 explorer.exe 3 17 32->38         started        43 diskperf.exe 32->43         started        122 Detected unpacking (changes PE section rights) 36->122 124 Detected unpacking (overwrites its own PE header) 36->124 126 Spreads via windows shares (copies files to share folders) 36->126 45 StikyNot.exe 36->45         started        47 diskperf.exe 36->47         started        signatures12 process13 dnsIp14 110 vccmd03.googlecode.com 38->110 112 vccmd02.googlecode.com 38->112 114 4 other IPs or domains 38->114 98 C:\Windows\System\spoolsv.exe, PE32 38->98 dropped 100 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 38->100 dropped 172 System process connects to network (likely due to code injection or exploit) 38->172 174 Creates an undocumented autostart registry key 38->174 176 Installs a global keyboard hook 38->176 49 spoolsv.exe 46 38->49         started        52 spoolsv.exe 46 38->52         started        54 spoolsv.exe 46 38->54         started        59 3 other processes 38->59 178 Drops executables to the windows directory (C:\Windows) and starts them 45->178 56 explorer.exe 45->56         started        file15 signatures16 process17 file18 130 Antivirus detection for dropped file 49->130 132 Detected unpacking (changes PE section rights) 49->132 134 Detected unpacking (creates a PE file in dynamic memory) 49->134 148 3 other signatures 49->148 61 spoolsv.exe 49->61         started        65 diskperf.exe 49->65         started        136 Spreads via windows shares (copies files to share folders) 52->136 138 Writes to foreign memory regions 52->138 140 Allocates memory in foreign processes 52->140 67 spoolsv.exe 52->67         started        69 diskperf.exe 52->69         started        142 Injects a PE file into a foreign processes 54->142 71 spoolsv.exe 54->71         started        73 diskperf.exe 54->73         started        102 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 56->102 dropped 144 Sample uses process hollowing technique 56->144 146 Drops executables to the windows directory (C:\Windows) and starts them 59->146 75 spoolsv.exe 59->75         started        77 spoolsv.exe 59->77         started        79 diskperf.exe 59->79         started        signatures19 process20 file21 104 C:\Windows\System\svchost.exe, PE32 61->104 dropped 202 Installs a global keyboard hook 61->202 81 svchost.exe 61->81         started        204 Drops executables to the windows directory (C:\Windows) and starts them 67->204 84 svchost.exe 67->84         started        signatures22 process23 signatures24 150 Antivirus detection for dropped file 81->150 152 Detected unpacking (creates a PE file in dynamic memory) 81->152 154 Machine Learning detection for dropped file 81->154 156 Spreads via windows shares (copies files to share folders) 84->156 158 Sample uses process hollowing technique 84->158 160 Injects a PE file into a foreign processes 84->160
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/452b5876fcb121316ad7d3ef6b2a6458e799ca73b4a17f72d4e11d17eefed9a9/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-11 11:37:03 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iuvvq5x4weqtc2wx2pxwwkteldtztsttwsqx64wu4eorp3x63guq._file
Verdict:
unknown
Similar samples:
04f7a41b6ee6c833ce5139cb3c513c356172e8f83ad33c22f290a958c0d1300d
AveMariaRAT
1e06c4fe9a7a7c41e2af6fa78e9f231fff7e6bb6af4b77367a3ae231a76676f0
AveMariaRAT
22b8cd43c2fe83b4516fa39d795e6da1374dfe1df93f38dfdbd7c5d316f0dd93
AveMariaRAT
3f6958a07e9c28f981de91ab064e4d97d5e5f0d1ccadeae28cc724f2e10f3755
AveMariaRAT
8eaaf1350173b5bc131ff60092dd24ddb94c9612dee51942a889d57dc34625ff
AveMariaRAT
937207d136742595f9db854f55c1bc51fa5ec706510387ce35e037095432e1eb
AveMariaRAT
aac44bc474d4c0cc9e0679e4da871fa555a961197499ad13bb586b1616a18c4a
AveMariaRAT
df8bad6aa9440d016b89c153cb764b9950014f9562bbd2e24de60c80322e79d2
AveMariaRAT
f840fdac23998c698f305c03b501843cd1b6b17e7a29becb084004667dfced41
AveMariaRAT
fd8d043f076ff1fa49472ef39692d8a5fff8f3f5d931b89831078a03c0457bcc
AveMariaRAT
+ 2 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat
Link:
https://tria.ge/reports/201111-cxl83cn9c2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Modifies Installed Components in the registry
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
452b5876fcb121316ad7d3ef6b2a6458e799ca73b4a17f72d4e11d17eefed9a9
MD5 hash:
8f9c0b3cbd621eed47df653b262d03be
SHA1 hash:
b1b68b2893aec1633b2c5dc9556ab3a33fe29bbb
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/34eb8cb2-8f33-4956-8392-5509d2499a0f/
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:ave_maria_warzone_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
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:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

  
Delivery method
Other

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