MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb22918ef8d7b2d215f3aa88e14de1cc1e2652d613035636d62b39457f50e5a7. 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: 7


Intelligence 7 IOCs YARA 6 File information Comments
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SHA256 hash: fb22918ef8d7b2d215f3aa88e14de1cc1e2652d613035636d62b39457f50e5a7
SHA3-384 hash: f416be7edc4f8468ce5a590c64346980ed8b8773524908fe49ccc363845cc1b2bc201e281ee2516185deb116fde11980
SHA1 hash: c7fc36faf458d3b66231b3abdc0104770ad03862
MD5 hash: 3023cb2010b8477c6fe091f1bef1bce9
humanhash: michigan-finch-social-vermont
File name:fb22918ef8d7b2d215f3aa88e14de1cc1e2652d613035636d62b39457f50e5a7
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'930'935 bytes
First seen:2020-11-10 11:41:52 UTC
Last seen:2024-07-24 23:18:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:8ncUy9KuvIoPboasQSJpe65bf+MEW5mJ34azVM0zA7W2FeDSIGVH/KIDgDgUeHb2:KsxPknXfbf+poHQDbGV6eH8tkK
Threatray 1 similar samples on MalwareBazaar
TLSH 87958C917EB11073D6337930AC0FDAA4947DFF2D1614BB5AB3EF7C048AEA68150265E2
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
118
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
Creating a window
Unauthorized injection to a recently created process
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
Creating a process with a hidden window
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
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/528486
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: 313342 Sample: YkbwTinz8q Startdate: 10/11/2020 Architecture: WINDOWS Score: 100 143 Antivirus detection for dropped file 2->143 145 Antivirus / Scanner detection for submitted sample 2->145 147 Multi AV Scanner detection for submitted file 2->147 149 6 other signatures 2->149 11 YkbwTinz8q.exe 1 51 2->11         started        14 SyncHost.exe 2->14         started        16 StikyNot.exe 46 2->16         started        18 7 other processes 2->18 process3 dnsIp4 161 Detected unpacking (changes PE section rights) 11->161 163 Detected unpacking (overwrites its own PE header) 11->163 165 Spreads via windows shares (copies files to share folders) 11->165 177 4 other signatures 11->177 21 YkbwTinz8q.exe 1 3 11->21         started        25 diskperf.exe 5 11->25         started        167 Antivirus detection for dropped file 14->167 169 Machine Learning detection for dropped file 14->169 171 Sample uses process hollowing technique 14->171 173 Injects a PE file into a foreign processes 16->173 27 StikyNot.exe 16->27         started        29 diskperf.exe 16->29         started        101 127.0.0.1 unknown unknown 18->101 175 Changes security center settings (notifications, updates, antivirus, firewall) 18->175 signatures5 process6 file7 81 C:\Windows\System\explorer.exe, PE32 21->81 dropped 151 Installs a global keyboard hook 21->151 31 explorer.exe 47 21->31         started        83 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 25->83 dropped 85 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 25->85 dropped 87 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 25->87 dropped 35 StikyNot.exe 46 25->35         started        signatures8 process9 file10 97 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 31->97 dropped 99 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 31->99 dropped 109 Antivirus detection for dropped file 31->109 111 Machine Learning detection for dropped file 31->111 113 Injects code into the Windows Explorer (explorer.exe) 31->113 121 6 other signatures 31->121 37 explorer.exe 3 17 31->37         started        42 diskperf.exe 31->42         started        115 Detected unpacking (changes PE section rights) 35->115 117 Detected unpacking (creates a PE file in dynamic memory) 35->117 119 Detected unpacking (overwrites its own PE header) 35->119 44 StikyNot.exe 35->44         started        46 diskperf.exe 35->46         started        signatures11 process12 dnsIp13 103 vccmd03.googlecode.com 37->103 105 vccmd02.googlecode.com 37->105 107 5 other IPs or domains 37->107 89 C:\Windows\System\spoolsv.exe, PE32 37->89 dropped 91 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 37->91 dropped 153 System process connects to network (likely due to code injection or exploit) 37->153 155 Creates an undocumented autostart registry key 37->155 157 Installs a global keyboard hook 37->157 48 spoolsv.exe 46 37->48         started        51 spoolsv.exe 46 37->51         started        53 spoolsv.exe 46 37->53         started        58 2 other processes 37->58 159 Drops executables to the windows directory (C:\Windows) and starts them 44->159 55 explorer.exe 44->55         started        file14 signatures15 process16 file17 123 Antivirus detection for dropped file 48->123 125 Detected unpacking (changes PE section rights) 48->125 127 Detected unpacking (creates a PE file in dynamic memory) 48->127 141 3 other signatures 48->141 60 spoolsv.exe 2 48->60         started        64 diskperf.exe 48->64         started        129 Spreads via windows shares (copies files to share folders) 51->129 131 Writes to foreign memory regions 51->131 133 Allocates memory in foreign processes 51->133 66 spoolsv.exe 51->66         started        68 diskperf.exe 51->68         started        135 Injects a PE file into a foreign processes 53->135 70 spoolsv.exe 53->70         started        72 diskperf.exe 53->72         started        93 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 55->93 dropped 137 Sample uses process hollowing technique 55->137 139 Drops executables to the windows directory (C:\Windows) and starts them 58->139 74 spoolsv.exe 58->74         started        signatures18 process19 file20 95 C:\Windows\System\svchost.exe, PE32 60->95 dropped 189 Installs a global keyboard hook 60->189 76 svchost.exe 60->76         started        191 Drops executables to the windows directory (C:\Windows) and starts them 66->191 79 svchost.exe 66->79         started        signatures21 process22 signatures23 179 Antivirus detection for dropped file 76->179 181 Machine Learning detection for dropped file 76->181 183 Spreads via windows shares (copies files to share folders) 76->183 185 Sample uses process hollowing technique 79->185 187 Injects a PE file into a foreign processes 79->187
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fb22918ef8d7b2d215f3aa88e14de1cc1e2652d613035636d62b39457f50e5a7/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 12:39:19 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7mrjddxy26znefptvkeoctpbzqpcmuwwcmbvmnwwfm4uk72q4wtq._file
Verdict:
unknown
Similar samples:
654713a05058a551a53eba50a0b148d56d9f96a743da0501763d0c7204908f27
AveMariaRAT
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat
Link:
https://tria.ge/reports/201110-165mzh46nn/
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
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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