MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 515944b159f378d8092ef7c297c4a016be3639af665cef9606dcac69a94ae00e. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 515944b159f378d8092ef7c297c4a016be3639af665cef9606dcac69a94ae00e
SHA3-384 hash: da73daed0d1e01a6ec84ee4a4473489d7a46c7bdf57445a2074a603113791e3245c3732cf0a78438f308b03d3c5770fe
SHA1 hash: 9ecd4214f01111047d7cfb04a6a110bded00ca31
MD5 hash: d321b84b1cb1bd9fa801f399ebed07d1
humanhash: winter-winter-high-batman
File name:515944b159f378d8092ef7c297c4a016be3639af665cef9606dcac69a94ae00e
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'015'296 bytes
First seen:2020-11-15 22:49:23 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:dtj7A3mZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHo:dtj7A3mw4gxeOw46fUbNecCCFbNecx
Threatray 4'321 similar samples on MalwareBazaar
TLSH B1D59ED67A9F804BD60715B2E10F613046AEBCBED3845BEE9F3E794692830D4A5C2707
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
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
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
Sending a UDP request
Running batch commands
Creating a process with a hidden window
Forced system process termination
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/539287
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Searches for specific processes (likely to inject)
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: 318741 Sample: 6Bn6J6H0fE Startdate: 17/11/2020 Architecture: WINDOWS Score: 100 139 Antivirus detection for dropped file 2->139 141 Antivirus / Scanner detection for submitted sample 2->141 143 Multi AV Scanner detection for submitted file 2->143 145 6 other signatures 2->145 14 6Bn6J6H0fE.exe 2->14         started        17 wscript.exe 1 2->17         started        19 svchost.exe 2->19         started        process3 signatures4 203 Detected unpacking (changes PE section rights) 14->203 205 Detected unpacking (overwrites its own PE header) 14->205 207 Tries to detect sandboxes / dynamic malware analysis system (file name check) 14->207 211 4 other signatures 14->211 21 6Bn6J6H0fE.exe 1 51 14->21         started        25 cmd.exe 2 14->25         started        209 Injects code into the Windows Explorer (explorer.exe) 17->209 27 explorer.exe 17->27         started        process5 file6 105 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 21->105 dropped 107 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 21->107 dropped 161 Spreads via windows shares (copies files to share folders) 21->161 163 Sample is not signed and drops a device driver 21->163 165 Injects a PE file into a foreign processes 21->165 29 6Bn6J6H0fE.exe 1 3 21->29         started        33 diskperf.exe 21->33         started        167 Command shell drops VBS files 25->167 169 Drops VBS files to the startup folder 25->169 35 conhost.exe 25->35         started        171 Tries to detect sandboxes / dynamic malware analysis system (file name check) 27->171 173 Injects code into the Windows Explorer (explorer.exe) 27->173 37 explorer.exe 1 27->37         started        39 cmd.exe 1 27->39         started        signatures7 process8 file9 113 C:\Windows\System\explorer.exe, PE32 29->113 dropped 213 Installs a global keyboard hook 29->213 41 explorer.exe 29->41         started        115 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 37->115 dropped 215 Injects code into the Windows Explorer (explorer.exe) 37->215 217 Injects a PE file into a foreign processes 37->217 44 explorer.exe 37->44         started        46 diskperf.exe 37->46         started        48 conhost.exe 39->48         started        signatures10 process11 signatures12 177 Antivirus detection for dropped file 41->177 179 Detected unpacking (changes PE section rights) 41->179 181 Detected unpacking (overwrites its own PE header) 41->181 185 6 other signatures 41->185 50 explorer.exe 47 41->50         started        54 cmd.exe 1 41->54         started        183 Installs a global keyboard hook 44->183 process13 file14 101 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 50->101 dropped 103 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 50->103 dropped 155 Injects code into the Windows Explorer (explorer.exe) 50->155 157 Spreads via windows shares (copies files to share folders) 50->157 159 Injects a PE file into a foreign processes 50->159 56 explorer.exe 3 17 50->56         started        61 diskperf.exe 50->61         started        63 conhost.exe 54->63         started        signatures15 process16 dnsIp17 117 vccmd03.googlecode.com 56->117 119 vccmd02.googlecode.com 56->119 121 5 other IPs or domains 56->121 109 C:\Windows\System\spoolsv.exe, PE32 56->109 dropped 111 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 56->111 dropped 187 System process connects to network (likely due to code injection or exploit) 56->187 189 Creates an undocumented autostart registry key 56->189 191 Installs a global keyboard hook 56->191 65 spoolsv.exe 56->65         started        68 spoolsv.exe 56->68         started        70 spoolsv.exe 56->70         started        72 spoolsv.exe 56->72         started        file18 signatures19 process20 signatures21 123 Antivirus detection for dropped file 65->123 125 Detected unpacking (changes PE section rights) 65->125 127 Detected unpacking (creates a PE file in dynamic memory) 65->127 137 2 other signatures 65->137 74 spoolsv.exe 65->74         started        77 cmd.exe 65->77         started        129 Tries to detect sandboxes / dynamic malware analysis system (file name check) 68->129 131 Drops executables to the windows directory (C:\Windows) and starts them 68->131 133 Injects a PE file into a foreign processes 68->133 79 spoolsv.exe 68->79         started        81 cmd.exe 68->81         started        83 spoolsv.exe 70->83         started        85 cmd.exe 70->85         started        135 Sample uses process hollowing technique 72->135 process22 signatures23 193 Spreads via windows shares (copies files to share folders) 74->193 195 Writes to foreign memory regions 74->195 197 Allocates memory in foreign processes 74->197 87 spoolsv.exe 74->87         started        90 diskperf.exe 74->90         started        92 conhost.exe 77->92         started        94 conhost.exe 81->94         started        199 Sample uses process hollowing technique 83->199 201 Injects a PE file into a foreign processes 83->201 96 conhost.exe 85->96         started        process24 signatures25 175 Installs a global keyboard hook 87->175 98 explorer.exe 87->98         started        process26 signatures27 147 Tries to detect sandboxes / dynamic malware analysis system (file name check) 98->147 149 Injects code into the Windows Explorer (explorer.exe) 98->149 151 Drops executables to the windows directory (C:\Windows) and starts them 98->151 153 Injects a PE file into a foreign processes 98->153
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/515944b159f378d8092ef7c297c4a016be3639af665cef9606dcac69a94ae00e/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-15 22:50:22 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kfmujmkz6n4nqcjo67bjprfac27dmonpmzoo7fqg3swgtkkk4aha._file
Verdict:
malicious
Similar samples:
1cfea3d02575ae87c924799eb10ed2cad9e37e0b44a70fc709cc740732dead05
AveMariaRAT
1d1b55f13b7893aa02bd931c5b0fb7f8c72a37d502a83688b75c4f777d21b94a
AveMariaRAT
2077d41ab179215eb43f08f291d1ea0921ff0f041d5e0c7ebb6ced51d0bd3a95
AveMariaRAT
3f0fe613e49d7765df268a8443f9c21260856a71c978c87d28d02c14248fef77
AveMariaRAT
78ae8a0c2e172c61aa03a310d54e4a9a064ccc648bf46013d9302a6853b64f5e
AveMariaRAT
84fd8177a056d5ef227f0349f7ed62fa6cad193513884403ef13394c444b416a
AveMariaRAT
8558f9588d13c19885f8ce37856e8b22c8c7326a3e1529715e67182b49c33386
AveMariaRAT
a1dc118607cfe90556c9c89f003c47a6e22c028e438d877304240a328d051275
AveMariaRAT
dbb5497c5d601412b10a84d8b7ee9d5834a49fb32aa2763f17b772a7f4acdac5
AveMariaRAT
ff05b5ddbc9d78b2f4507e9e2a16d63cc007584d9cc5e641b41a4a73d96d0c02
AveMariaRAT
+ 4'311 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/201115-1qs3qbcymj/
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:
515944b159f378d8092ef7c297c4a016be3639af665cef9606dcac69a94ae00e
MD5 hash:
d321b84b1cb1bd9fa801f399ebed07d1
SHA1 hash:
9ecd4214f01111047d7cfb04a6a110bded00ca31
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/23c1d3f9-efc8-47a9-b67c-982710b8f129/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/515944b159f378d8092ef7c297c4a016be3639af665cef9606dcac69a94ae00e

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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