MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 49110948cbd800e88a4e28e2cabb6dbaed2464ffccb80d306566b662d0daf8c2. 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
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SHA256 hash: 49110948cbd800e88a4e28e2cabb6dbaed2464ffccb80d306566b662d0daf8c2
SHA3-384 hash: cc94df7d063647524a2e8056fcd0910c45526cdb9a6ce425312c244c6da2016a0d10b97fd02d4db6ac36509ba9482532
SHA1 hash: 0de44290323711d37d4987874eab175c2c3f6474
MD5 hash: bf82b08d50e17dddcd76e823c0b063d8
humanhash: twelve-oscar-bulldog-uniform
File name:49110948cbd800e88a4e28e2cabb6dbaed2464ffccb80d306566b662d0daf8c2
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'015'473 bytes
First seen:2020-11-10 11:24:59 UTC
Last seen:2024-07-24 13:51:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 676f4bc1db7fb9f072b157186a10179e (1'400 x AveMariaRAT, 37 x Riskware.Generic, 2 x njrat)
ssdeep 24576:rku7A3mZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHm:rku7A3mw4gxeOw46fUbNecCCFbNecN
Threatray 3'576 similar samples on MalwareBazaar
TLSH 66D5BEC178A509FBEE1FACB2A40F27105181FA366720A76F3F76250791A71D895D2B0F
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
55
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.PrivateExeProte-16
Create hunting rule

PUA.Win.Packer.Ep-7
Create hunting rule

PUA.Win.Packer.Embedpe-3
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
Sending a UDP request
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/529447
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
Contain functionality to detect virtual machines
Contains functionality to hide user accounts
Contains functionality to inject code into remote processes
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
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: 313821 Sample: K4mJNNNN40 Startdate: 11/11/2020 Architecture: WINDOWS Score: 100 130 Antivirus detection for dropped file 2->130 132 Antivirus / Scanner detection for submitted sample 2->132 134 Multi AV Scanner detection for submitted file 2->134 136 6 other signatures 2->136 13 K4mJNNNN40.exe 2->13         started        16 StikyNot.exe 2->16         started        18 svchost.exe 2->18         started        20 8 other processes 2->20 process3 dnsIp4 194 Detected unpacking (changes PE section rights) 13->194 196 Detected unpacking (creates a PE file in dynamic memory) 13->196 198 Detected unpacking (overwrites its own PE header) 13->198 206 3 other signatures 13->206 23 K4mJNNNN40.exe 1 51 13->23         started        26 cmd.exe 1 13->26         started        200 Tries to detect sandboxes / dynamic malware analysis system (file name check) 16->200 202 Injects a PE file into a foreign processes 16->202 28 StikyNot.exe 16->28         started        30 cmd.exe 16->30         started        204 Changes security center settings (notifications, updates, antivirus, firewall) 18->204 110 127.0.0.1 unknown unknown 20->110 signatures5 process6 signatures7 140 Spreads via windows shares (copies files to share folders) 23->140 142 Writes to foreign memory regions 23->142 144 Allocates memory in foreign processes 23->144 146 Sample is not signed and drops a device driver 23->146 32 K4mJNNNN40.exe 1 3 23->32         started        37 diskperf.exe 5 23->37         started        148 Drops VBS files to the startup folder 26->148 39 conhost.exe 26->39         started        150 Sample uses process hollowing technique 28->150 152 Injects a PE file into a foreign processes 28->152 41 conhost.exe 30->41         started        process8 dnsIp9 108 192.168.2.1 unknown unknown 32->108 92 C:\Windows\System\explorer.exe, PE32 32->92 dropped 138 Installs a global keyboard hook 32->138 43 explorer.exe 32->43         started        94 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 37->94 dropped 96 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 37->96 dropped 98 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 37->98 dropped 46 StikyNot.exe 37->46         started        file10 signatures11 process12 signatures13 168 Antivirus detection for dropped file 43->168 170 Detected unpacking (changes PE section rights) 43->170 172 Detected unpacking (creates a PE file in dynamic memory) 43->172 180 3 other signatures 43->180 48 explorer.exe 47 43->48         started        52 cmd.exe 2 43->52         started        174 Detected unpacking (overwrites its own PE header) 46->174 176 Machine Learning detection for dropped file 46->176 178 Tries to detect sandboxes / dynamic malware analysis system (file name check) 46->178 54 StikyNot.exe 46 46->54         started        56 cmd.exe 1 46->56         started        process14 file15 88 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 48->88 dropped 90 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 48->90 dropped 118 Injects code into the Windows Explorer (explorer.exe) 48->118 120 Drops executables to the windows directory (C:\Windows) and starts them 48->120 122 Spreads via windows shares (copies files to share folders) 48->122 128 2 other signatures 48->128 58 explorer.exe 3 17 48->58         started        63 diskperf.exe 48->63         started        124 Command shell drops VBS files 52->124 65 conhost.exe 52->65         started        126 Injects a PE file into a foreign processes 54->126 67 StikyNot.exe 54->67         started        69 conhost.exe 56->69         started        signatures16 process17 dnsIp18 112 vccmd03.googlecode.com 58->112 114 vccmd02.googlecode.com 58->114 116 4 other IPs or domains 58->116 102 C:\Windows\System\spoolsv.exe, PE32 58->102 dropped 104 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 58->104 dropped 182 System process connects to network (likely due to code injection or exploit) 58->182 184 Creates an undocumented autostart registry key 58->184 186 Installs a global keyboard hook 58->186 71 spoolsv.exe 58->71         started        74 spoolsv.exe 58->74         started        106 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 63->106 dropped file19 signatures20 process21 signatures22 154 Antivirus detection for dropped file 71->154 156 Detected unpacking (changes PE section rights) 71->156 158 Machine Learning detection for dropped file 71->158 160 Drops executables to the windows directory (C:\Windows) and starts them 71->160 76 spoolsv.exe 71->76         started        79 cmd.exe 71->79         started        162 Tries to detect sandboxes / dynamic malware analysis system (file name check) 74->162 164 Sample uses process hollowing technique 74->164 166 Injects a PE file into a foreign processes 74->166 81 cmd.exe 74->81         started        process23 file24 188 Spreads via windows shares (copies files to share folders) 76->188 190 Sample uses process hollowing technique 76->190 192 Injects a PE file into a foreign processes 76->192 84 conhost.exe 79->84         started        100 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 81->100 dropped 86 conhost.exe 81->86         started        signatures25 process26
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/49110948cbd800e88a4e28e2cabb6dbaed2464ffccb80d306566b662d0daf8c2/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 11:28:28 UTC
File Type:
PE (Exe)
Extracted files:
12
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jeiqssgl3aaorcsofdrmvo3nxlwsizh7zs4a2mdfm23gfug27dba._file
Verdict:
unknown
Similar samples:
1b7544a23889922c4262251462e81dc2c6d481f1b6c5164a82e4ea5b2b31ff91
AveMariaRAT
37246203b9cf8a0baac95420921b4d9b31abf33363235b58acbe20d5079f1819
AveMariaRAT
3772ad390ed9afe00625633bcc8b4ef9a3cc4ebd3afcdd17e5bcbc77d6dcf450
AveMariaRAT
3b365c57b971dcc6796255e2bb3153d3240cd22c681e235836078c119dd1a276
AveMariaRAT
5a2af124338b13ddda97cd7aa74e14a0888eb96fad8358e12199c53a32882b26
AveMariaRAT
5b21a4372a66f1bb75eb6edb0666d123fab94c98a170cceb3df8554038eb50f5
AveMariaRAT
9507af91a812af02c886d6eccf06af123d9b8346876f2c15187a8bcf86f4203e
AveMariaRAT
a5358933cec70362ee1feeda944f7e3a045bbadc9e8b03cc117258c58a69cc78
AveMariaRAT
addefef63597571a7ee0b376ef5ee82509a7cfa58edc0462071761f944733f5a
AveMariaRAT
e5f1a65b5f6bc81f8b2fb62c7bc74c871a3879b5966125b68d85da86d1a571ad
AveMariaRAT
+ 3'566 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-c4wn9hzls2/
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
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
49110948cbd800e88a4e28e2cabb6dbaed2464ffccb80d306566b662d0daf8c2
MD5 hash:
bf82b08d50e17dddcd76e823c0b063d8
SHA1 hash:
0de44290323711d37d4987874eab175c2c3f6474
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/89cf53ac-3506-40a7-a6a0-222fb2ae3ec7/
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

Comments