MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18763bf77f725b8679382ccdc7f254d553f4d3b11d8ea169797c1d94dbecd768. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18763bf77f725b8679382ccdc7f254d553f4d3b11d8ea169797c1d94dbecd768
SHA3-384 hash: 503b0a6522fd29287429c82e33dd2183959f38e225448409843167161ff267acf77855b4412c7f7bed31261a798ed5c7
SHA1 hash: 59c44462f834c7dc392aebf5120fe5a3109d307f
MD5 hash: 96ae6160819866955c9d0f8cc4aca0d8
humanhash: king-berlin-north-alpha
File name:18763bf77f725b8679382ccdc7f254d553f4d3b11d8ea169797c1d94dbecd768
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'931'060 bytes
First seen:2020-11-10 11:33:44 UTC
Last seen:2024-07-24 11:41:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:0OtdiJNurfpMCiD7i81weHtFcKE7TWIIdb7Xg/ZK8aA7W2FeDSIGVH/KIDgDgUes:ldf1M53jjcKE70QtQDbGV6eH8tk8
Threatray 242 similar samples on MalwareBazaar
TLSH 2A957DB0FA6148B7E5233531AC0FC76468297D792604A7AF377B7D1AF87B291340325A
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
65
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
Sending a UDP request
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/529017
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: 313610 Sample: WfK19qqksw Startdate: 11/11/2020 Architecture: WINDOWS Score: 100 109 Antivirus detection for dropped file 2->109 111 Antivirus / Scanner detection for submitted sample 2->111 113 Multi AV Scanner detection for submitted file 2->113 115 6 other signatures 2->115 12 WfK19qqksw.exe 1 51 2->12         started        16 StikyNot.exe 46 2->16         started        18 StikyNot.exe 2->18         started        20 7 other processes 2->20 process3 dnsIp4 95 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 12->95 dropped 97 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 12->97 dropped 159 Detected unpacking (changes PE section rights) 12->159 161 Detected unpacking (overwrites its own PE header) 12->161 163 Spreads via windows shares (copies files to share folders) 12->163 177 2 other signatures 12->177 23 WfK19qqksw.exe 1 3 12->23         started        27 diskperf.exe 12->27         started        165 Antivirus detection for dropped file 16->165 167 Detected unpacking (creates a PE file in dynamic memory) 16->167 169 Machine Learning detection for dropped file 16->169 179 2 other signatures 16->179 29 StikyNot.exe 16->29         started        31 diskperf.exe 16->31         started        171 Sample uses process hollowing technique 18->171 173 Injects a PE file into a foreign processes 18->173 101 127.0.0.1 unknown unknown 20->101 175 Changes security center settings (notifications, updates, antivirus, firewall) 20->175 file5 signatures6 process7 file8 87 C:\Windows\System\explorer.exe, PE32 23->87 dropped 131 Installs a global keyboard hook 23->131 33 explorer.exe 47 23->33         started        133 Drops executables to the windows directory (C:\Windows) and starts them 29->133 37 explorer.exe 29->37         started        signatures9 process10 file11 83 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 33->83 dropped 85 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 33->85 dropped 117 Antivirus detection for dropped file 33->117 119 Detected unpacking (creates a PE file in dynamic memory) 33->119 121 Machine Learning detection for dropped file 33->121 129 5 other signatures 33->129 39 explorer.exe 3 17 33->39         started        44 diskperf.exe 33->44         started        123 Spreads via windows shares (copies files to share folders) 37->123 125 Sample uses process hollowing technique 37->125 127 Injects a PE file into a foreign processes 37->127 signatures12 process13 dnsIp14 103 vccmd03.googlecode.com 39->103 105 vccmd02.googlecode.com 39->105 107 5 other IPs or domains 39->107 89 C:\Windows\System\spoolsv.exe, PE32 39->89 dropped 91 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 39->91 dropped 135 System process connects to network (likely due to code injection or exploit) 39->135 137 Creates an undocumented autostart registry key 39->137 139 Installs a global keyboard hook 39->139 46 spoolsv.exe 47 39->46         started        50 spoolsv.exe 46 39->50         started        52 spoolsv.exe 46 39->52         started        54 3 other processes 39->54 file15 signatures16 process17 file18 99 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 46->99 dropped 181 Antivirus detection for dropped file 46->181 183 Detected unpacking (changes PE section rights) 46->183 185 Detected unpacking (overwrites its own PE header) 46->185 197 2 other signatures 46->197 56 spoolsv.exe 2 46->56         started        60 diskperf.exe 46->60         started        187 Spreads via windows shares (copies files to share folders) 50->187 189 Writes to foreign memory regions 50->189 191 Allocates memory in foreign processes 50->191 62 spoolsv.exe 50->62         started        64 diskperf.exe 50->64         started        193 Injects a PE file into a foreign processes 52->193 66 spoolsv.exe 52->66         started        68 diskperf.exe 52->68         started        195 Drops executables to the windows directory (C:\Windows) and starts them 54->195 70 spoolsv.exe 54->70         started        72 spoolsv.exe 54->72         started        74 3 other processes 54->74 signatures19 process20 file21 93 C:\Windows\System\svchost.exe, PE32 56->93 dropped 141 Installs a global keyboard hook 56->141 76 svchost.exe 56->76         started        143 Drops executables to the windows directory (C:\Windows) and starts them 62->143 79 svchost.exe 62->79         started        signatures22 process23 signatures24 145 Antivirus detection for dropped file 76->145 147 Detected unpacking (changes PE section rights) 76->147 149 Detected unpacking (overwrites its own PE header) 76->149 151 Machine Learning detection for dropped file 76->151 81 svchost.exe 76->81         started        153 Spreads via windows shares (copies files to share folders) 79->153 155 Sample uses process hollowing technique 79->155 157 Injects a PE file into a foreign processes 79->157 process25
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18763bf77f725b8679382ccdc7f254d553f4d3b11d8ea169797c1d94dbecd768/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 11:39:45 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=db3dx537ojnym6jyftg4p4su2vj7ju5rdwhkc2lzpqozjw7m25ua._file
Verdict:
unknown
Similar samples:
0ba29d475734ec31ff745100a026faf8c1df503f6155078c5faf444941dfb4de
AveMariaRAT
22481cd93311b4f18f02b5ff96b5aceff4198db6d3b6ff5660ec2c2dc213e53c
AveMariaRAT
2fe35a045b5cb09c0201966f207004807c4922e606d5577e2129b7d60111cb0f
AveMariaRAT
3b54db2c531f5e21083e264061e59582ade79943dccdb81423cfbbbce91196b0
AveMariaRAT
4a9294b06d85ea14899e6a586e49fd8814ea499a168d6ea5434841ee9f531f1e
AveMariaRAT
65df732f297f1825f58d3ee70b3e70695a8ce23bf0b12a8810d5c8ccca66a7b0
AveMariaRAT
7f1df3446a1e0130e99c6de60ab3aedebca5fa49f576591a0a6dfa14c7d9fd21
AveMariaRAT
c0e1bf94c9a800466d63dbc3165ba7a74b03fb240405e7f4b998c8e0fd77365a
AveMariaRAT
f5a6be09036768ba87021a681c19d437a2ada74fd3ec6a63af3938d71b33cb73
AveMariaRAT
fd8d043f076ff1fa49472ef39692d8a5fff8f3f5d931b89831078a03c0457bcc
AveMariaRAT
+ 232 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/201110-jf6sk6qmy6/
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:
18763bf77f725b8679382ccdc7f254d553f4d3b11d8ea169797c1d94dbecd768
MD5 hash:
96ae6160819866955c9d0f8cc4aca0d8
SHA1 hash:
59c44462f834c7dc392aebf5120fe5a3109d307f
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/f0f6782d-0703-49ee-b0c4-450978238f14/
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: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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