MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c4e9c07399fd6dbe87cab0cedbbf51bca649b432b93b7f68a006ab3f795ac41. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4c4e9c07399fd6dbe87cab0cedbbf51bca649b432b93b7f68a006ab3f795ac41
SHA3-384 hash: f081df7a4e55fecb35bfcb50ea06cfff087695d9ba3601c137e24cf35d75f1d2ad81b5ab37ef039d0f8edfc182f920eb
SHA1 hash: a141ef2100fa6c2cd8691dfb9bed98589ae94070
MD5 hash: c7905a0321c394c2632125dffbbccef6
humanhash: delta-minnesota-mobile-tennis
File name:4c4e9c07399fd6dbe87cab0cedbbf51bca649b432b93b7f68a006ab3f795ac41
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'015'347 bytes
First seen:2020-11-13 16:10:11 UTC
Last seen:2024-07-24 14:02:03 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:Ft57A3mZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHX:Ft57A3mw4gxeOw46fUbNecCCFbNec4
Threatray 4'080 similar samples on MalwareBazaar
TLSH 20D5BFE378AA00CFE21779B5B28FF60197D5ED3AA640B31F6B36BD4B84531C5D181A06
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
64
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

Win.Trojan.Ulise-9792178-0
Create hunting rule

Win.Trojan.Ulise-9792179-0
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
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
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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
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/534468
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
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: 316334 Sample: 5cMLwIJNGX Startdate: 14/11/2020 Architecture: WINDOWS Score: 100 123 Antivirus detection for dropped file 2->123 125 Antivirus / Scanner detection for submitted sample 2->125 127 Multi AV Scanner detection for submitted file 2->127 129 6 other signatures 2->129 13 5cMLwIJNGX.exe 2->13         started        16 svchost.exe 2->16         started        18 svchost.exe 9 1 2->18         started        21 5 other processes 2->21 process3 dnsIp4 203 Detected unpacking (changes PE section rights) 13->203 205 Detected unpacking (creates a PE file in dynamic memory) 13->205 207 Detected unpacking (overwrites its own PE header) 13->207 211 4 other signatures 13->211 23 5cMLwIJNGX.exe 1 51 13->23         started        26 cmd.exe 2 13->26         started        209 Changes security center settings (notifications, updates, antivirus, firewall) 16->209 115 127.0.0.1 unknown unknown 18->115 signatures5 process6 signatures7 171 Spreads via windows shares (copies files to share folders) 23->171 173 Writes to foreign memory regions 23->173 175 Allocates memory in foreign processes 23->175 181 2 other signatures 23->181 28 5cMLwIJNGX.exe 1 3 23->28         started        32 diskperf.exe 5 23->32         started        177 Command shell drops VBS files 26->177 179 Drops VBS files to the startup folder 26->179 34 conhost.exe 26->34         started        process8 file9 107 C:\Windows\System\explorer.exe, PE32 28->107 dropped 213 Installs a global keyboard hook 28->213 36 explorer.exe 28->36         started        109 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 32->109 dropped 111 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 32->111 dropped 113 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 32->113 dropped 39 StikyNot.exe 32->39         started        signatures10 process11 signatures12 147 Antivirus detection for dropped file 36->147 149 Detected unpacking (changes PE section rights) 36->149 151 Detected unpacking (overwrites its own PE header) 36->151 159 3 other signatures 36->159 41 explorer.exe 47 36->41         started        45 cmd.exe 1 36->45         started        153 Detected unpacking (creates a PE file in dynamic memory) 39->153 155 Machine Learning detection for dropped file 39->155 157 Tries to detect sandboxes / dynamic malware analysis system (file name check) 39->157 47 StikyNot.exe 46 39->47         started        49 cmd.exe 1 39->49         started        process13 file14 103 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 41->103 dropped 105 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 41->105 dropped 183 Injects code into the Windows Explorer (explorer.exe) 41->183 185 Spreads via windows shares (copies files to share folders) 41->185 187 Injects a PE file into a foreign processes 41->187 51 explorer.exe 3 17 41->51         started        56 diskperf.exe 41->56         started        58 conhost.exe 45->58         started        189 Writes to foreign memory regions 47->189 191 Allocates memory in foreign processes 47->191 60 StikyNot.exe 47->60         started        62 diskperf.exe 47->62         started        64 conhost.exe 49->64         started        signatures15 process16 dnsIp17 117 vccmd03.googlecode.com 51->117 119 vccmd02.googlecode.com 51->119 121 5 other IPs or domains 51->121 97 C:\Windows\System\spoolsv.exe, PE32 51->97 dropped 99 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 51->99 dropped 161 System process connects to network (likely due to code injection or exploit) 51->161 163 Creates an undocumented autostart registry key 51->163 165 Installs a global keyboard hook 51->165 66 spoolsv.exe 51->66         started        69 spoolsv.exe 51->69         started        71 spoolsv.exe 51->71         started        167 Drops executables to the windows directory (C:\Windows) and starts them 60->167 73 explorer.exe 60->73         started        file18 signatures19 process20 signatures21 131 Antivirus detection for dropped file 66->131 133 Detected unpacking (changes PE section rights) 66->133 135 Detected unpacking (creates a PE file in dynamic memory) 66->135 145 2 other signatures 66->145 75 spoolsv.exe 66->75         started        78 cmd.exe 66->78         started        137 Tries to detect sandboxes / dynamic malware analysis system (file name check) 69->137 139 Drops executables to the windows directory (C:\Windows) and starts them 69->139 141 Injects a PE file into a foreign processes 69->141 80 spoolsv.exe 69->80         started        82 cmd.exe 69->82         started        143 Sample uses process hollowing technique 73->143 process22 file23 193 Spreads via windows shares (copies files to share folders) 75->193 195 Writes to foreign memory regions 75->195 197 Allocates memory in foreign processes 75->197 85 spoolsv.exe 75->85         started        88 diskperf.exe 75->88         started        91 conhost.exe 78->91         started        199 Sample uses process hollowing technique 80->199 201 Injects a PE file into a foreign processes 80->201 95 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 82->95 dropped 93 conhost.exe 82->93         started        signatures24 process25 file26 169 Installs a global keyboard hook 85->169 101 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 88->101 dropped signatures27
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4c4e9c07399fd6dbe87cab0cedbbf51bca649b432b93b7f68a006ab3f795ac41/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-13 16:27:20 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jrhjybzzt7lnx2d4vmgo3o7vdpfgjg2dfoj3p5ukabvlh54vvraq._file
Verdict:
malicious
Similar samples:
2cca72e6437bfe2378dfd090b0e5d1c702aa43567eb4449e1438340bd2a1ffec
AveMariaRAT
2ed471d2f72159ce898baed12a3f09670a5eda0da42a615432e274f56af3c838
AveMariaRAT
440b8d7da5a03d4e9681c1ed665b971882746ebc04bf215abc77cf9b6a1cbc3e
AveMariaRAT
5ac946a89147af1b58fb0da1a1c3fdb62596a7d803e53ff49aa374b140afd311
AveMariaRAT
720d5efa9da834f02070731e4c63ba4f88bf047fd4e514369abc177183facfc1
AveMariaRAT
92cfdeaa1047206e26309824a3c42fa85779bc4679c940db2459e71352a45d39
AveMariaRAT
ce09b46a29f85f9f9264efff2dfc133582d61b4af9972f39c33f99732fdefa9e
AveMariaRAT
d3f245de67615543f1df551379e9d36c2b0429954f2ef47bf69d78288ef6cd53
AveMariaRAT
e420dd12e24cd9f9c1c1ffe71170b7218997b423d126d031fb948b183f803e79
AveMariaRAT
f2a7b5aa188e7bf3122f87dfbc8eb2518b5da38226cc00f49cfb6ccfd28660a7
AveMariaRAT
+ 4'070 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/201113-y2vs4k6x8a/
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:
4c4e9c07399fd6dbe87cab0cedbbf51bca649b432b93b7f68a006ab3f795ac41
MD5 hash:
c7905a0321c394c2632125dffbbccef6
SHA1 hash:
a141ef2100fa6c2cd8691dfb9bed98589ae94070
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/d479e61e-47d3-4aa7-a634-ee7652c7b2b7/
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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