MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dd83fe847a3b97ed08885491088518152486791245f3a8e504b06165dd000c8e. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dd83fe847a3b97ed08885491088518152486791245f3a8e504b06165dd000c8e
SHA3-384 hash: d2faeff6c5acd5e3f1b323f7ef97509fc22fc03d4c0ecaf18d3556c58b00c0b2efa836892c1dda87bdfd7aaf120dc9b6
SHA1 hash: 8ddad9397d2b02d91a9fb86ae2142e4c0c30b3b9
MD5 hash: 1255239b60ccb2a548ab9df46c61ac08
humanhash: carbon-sierra-delta-violet
File name:dd83fe847a3b97ed08885491088518152486791245f3a8e504b06165dd000c8e
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'024'579 bytes
First seen:2020-11-11 11:39:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 676f4bc1db7fb9f072b157186a10179e (1'400 x AveMariaRAT, 37 x Riskware.Generic, 2 x njrat)
ssdeep 24576:7xu7AAmZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHO:7xu7AAmw4gxeOw46fUbNecCCFbNecB
Threatray 3'833 similar samples on MalwareBazaar
TLSH F6E5AEA67D2E8057C722E972504F87625949787F5385BB9F5F7CAF8488832C4F08A387
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
52
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Upx-48
Create hunting rule

PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

PUA.Win.Packer.PrivateExeProte-16
Create hunting rule

PUA.Win.Packer.AcprotectUltraprotect-1
Create hunting rule

PUA.Win.Packer.Asprotect-3
Create hunting rule

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

Win.Malware.Ursu-6914170-0
Create hunting rule

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

Win.Malware.Cerber-6989221-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Creating a process with a hidden window
Forced system process termination
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Creating a file in the mass storage device
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun by creating a file
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/531871
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)
Command shell drops VBS files
Contains functionality to hide user accounts
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Drops VBS files to the startup folder
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
Sigma detected: Drops script at startup location
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)
Tries to detect sandboxes / dynamic malware analysis system (file name check)
Writes to foreign memory regions
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 315036 Sample: AXnADByf3A Startdate: 12/11/2020 Architecture: WINDOWS Score: 100 119 Antivirus detection for dropped file 2->119 121 Antivirus / Scanner detection for submitted sample 2->121 123 Multi AV Scanner detection for submitted file 2->123 125 6 other signatures 2->125 13 AXnADByf3A.exe 2->13         started        16 svchost.exe 2->16         started        18 svchost.exe 9 1 2->18         started        21 6 other processes 2->21 process3 dnsIp4 185 Tries to detect sandboxes / dynamic malware analysis system (file name check) 13->185 187 Contains functionality to inject code into remote processes 13->187 189 Drops PE files with benign system names 13->189 191 Injects a PE file into a foreign processes 13->191 23 AXnADByf3A.exe 1 51 13->23         started        26 cmd.exe 2 13->26         started        193 Changes security center settings (notifications, updates, antivirus, firewall) 16->193 109 127.0.0.1 unknown unknown 18->109 111 192.168.2.1 unknown unknown 18->111 signatures5 process6 signatures7 157 Spreads via windows shares (copies files to share folders) 23->157 159 Writes to foreign memory regions 23->159 161 Allocates memory in foreign processes 23->161 167 2 other signatures 23->167 28 AXnADByf3A.exe 1 3 23->28         started        32 diskperf.exe 5 23->32         started        163 Command shell drops VBS files 26->163 165 Drops VBS files to the startup folder 26->165 34 conhost.exe 26->34         started        process8 file9 101 C:\Windows\System\explorer.exe, PE32 28->101 dropped 195 Installs a global keyboard hook 28->195 36 explorer.exe 28->36         started        103 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 32->103 dropped 105 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 32->105 dropped 107 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 32->107 dropped 39 StikyNot.exe 32->39         started        signatures10 process11 signatures12 139 Antivirus detection for dropped file 36->139 141 Machine Learning detection for dropped file 36->141 143 Tries to detect sandboxes / dynamic malware analysis system (file name check) 36->143 147 2 other signatures 36->147 41 explorer.exe 47 36->41         started        45 cmd.exe 1 36->45         started        145 Injects a PE file into a foreign processes 39->145 47 StikyNot.exe 46 39->47         started        49 cmd.exe 1 39->49         started        process13 file14 97 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 41->97 dropped 99 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 41->99 dropped 175 Injects code into the Windows Explorer (explorer.exe) 41->175 177 Spreads via windows shares (copies files to share folders) 41->177 179 Writes to foreign memory regions 41->179 51 explorer.exe 3 17 41->51         started        56 diskperf.exe 41->56         started        58 conhost.exe 45->58         started        181 Allocates memory in foreign processes 47->181 183 Injects a PE file into a foreign processes 47->183 60 StikyNot.exe 47->60         started        62 diskperf.exe 47->62         started        64 conhost.exe 49->64         started        signatures15 process16 dnsIp17 113 vccmd03.googlecode.com 51->113 115 vccmd02.googlecode.com 51->115 117 2 other IPs or domains 51->117 91 C:\Windows\System\spoolsv.exe, PE32 51->91 dropped 93 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 51->93 dropped 149 System process connects to network (likely due to code injection or exploit) 51->149 151 Creates an undocumented autostart registry key 51->151 153 Installs a global keyboard hook 51->153 66 spoolsv.exe 51->66         started        69 spoolsv.exe 51->69         started        155 Drops executables to the windows directory (C:\Windows) and starts them 60->155 71 explorer.exe 60->71         started        95 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 62->95 dropped file18 signatures19 process20 signatures21 127 Antivirus detection for dropped file 66->127 129 Machine Learning detection for dropped file 66->129 131 Tries to detect sandboxes / dynamic malware analysis system (file name check) 66->131 73 spoolsv.exe 66->73         started        76 cmd.exe 66->76         started        133 Drops executables to the windows directory (C:\Windows) and starts them 69->133 135 Injects a PE file into a foreign processes 69->135 78 spoolsv.exe 69->78         started        80 cmd.exe 69->80         started        137 Sample uses process hollowing technique 71->137 82 cmd.exe 71->82         started        process22 file23 169 Spreads via windows shares (copies files to share folders) 73->169 171 Sample uses process hollowing technique 73->171 173 Injects a PE file into a foreign processes 73->173 85 conhost.exe 76->85         started        87 conhost.exe 80->87         started        89 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 82->89 dropped signatures24 process25
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dd83fe847a3b97ed08885491088518152486791245f3a8e504b06165dd000c8e/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-11 11:46:16 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3wb75bd2hol62ceiksiqrbiycusim6isixz2rziewbqwlxiabsha._file
Verdict:
unknown
Similar samples:
1114b5f0fc083d579ab0a9e9521916b0c7fd94489b48ff21b6adc098cc71d9b5
AveMariaRAT
1cfea3d02575ae87c924799eb10ed2cad9e37e0b44a70fc709cc740732dead05
AveMariaRAT
39547cc3ca2fd34ca4fcf86d136588318370305480e7e3dc3a5929e51436d36a
AveMariaRAT
3a65243f9c90c4da9e2eba16f82e9f0c6e963a887a494862e3ab0bf34ad087cf
AveMariaRAT
4d49890290d3ac2dcb50df1420581b536ac967a15979a0e006831dffa072880e
AveMariaRAT
4f6087282c3216dd8f6f94de3914d2a55b10d1c7a2d0e0a674d46b2734ee8e13
AveMariaRAT
67b5dff4446d1a79f3af65c95f52d45f7a819c0e15215bbcf26fdedeafed00f4
AveMariaRAT
afcb9b9cea390afa06e9e54614c8f076d46e6287580dde8580bc7709801e1722
AveMariaRAT
e5f1a65b5f6bc81f8b2fb62c7bc74c871a3879b5966125b68d85da86d1a571ad
AveMariaRAT
f532ce19488ff58564c10283cfebf1d88c52802a6bb1ad9dcf6aa8ad39936b3c
AveMariaRAT
+ 3'823 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat upx
Link:
https://tria.ge/reports/201111-8l2kdkbxkn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Installed Components in the registry
UPX packed file
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
dd83fe847a3b97ed08885491088518152486791245f3a8e504b06165dd000c8e
MD5 hash:
1255239b60ccb2a548ab9df46c61ac08
SHA1 hash:
8ddad9397d2b02d91a9fb86ae2142e4c0c30b3b9
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/ed7f0ab9-d98e-41a2-b1f6-3f973781fa2a/
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

Comments