MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 551aa365a12e52c9404dd81629415d401c1ca738ca11012d44c867aa59ff72b5. 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: 551aa365a12e52c9404dd81629415d401c1ca738ca11012d44c867aa59ff72b5
SHA3-384 hash: d37ea18462addb8d8e7b17e5f9633ae702977b4d5d7388496770a4303f3a3f9cad6618b7b381ccbfae1ba8b949d4dfa7
SHA1 hash: c8d1022ae4249c98f3f347f2aff198f644cea0b9
MD5 hash: e1929ff859ed9d90114a84af12495938
humanhash: nitrogen-queen-item-cardinal
File name:551aa365a12e52c9404dd81629415d401c1ca738ca11012d44c867aa59ff72b5
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'931'166 bytes
First seen:2020-11-14 17:50:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:yh/kCKYG12ueTx4DfVSD/eY0cMts2lNT0780o12lvneX90iA7W2FeDSIGVH/KIDz:ynKYIKCNjW5oNT4pxQDbGV6eH8tkB
Threatray 103 similar samples on MalwareBazaar
TLSH 9D957CA536510063C6AB7E74EC2FC13456B1FE3F1714AB4B27BB3C199963A81B81A353
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
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
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
Creating a process with a hidden window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
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/536438
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
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: 317318 Sample: SdBPVlmXh0 Startdate: 15/11/2020 Architecture: WINDOWS Score: 100 115 Antivirus detection for dropped file 2->115 117 Antivirus / Scanner detection for submitted sample 2->117 119 Multi AV Scanner detection for submitted file 2->119 121 6 other signatures 2->121 12 SdBPVlmXh0.exe 1 51 2->12         started        15 StikyNot.exe 46 2->15         started        17 SyncHost.exe 2->17         started        19 3 other processes 2->19 process3 dnsIp4 171 Detected unpacking (changes PE section rights) 12->171 173 Detected unpacking (overwrites its own PE header) 12->173 175 Spreads via windows shares (copies files to share folders) 12->175 183 4 other signatures 12->183 22 SdBPVlmXh0.exe 1 3 12->22         started        26 diskperf.exe 5 12->26         started        177 Injects a PE file into a foreign processes 15->177 28 StikyNot.exe 15->28         started        30 diskperf.exe 15->30         started        179 Antivirus detection for dropped file 17->179 181 Machine Learning detection for dropped file 17->181 32 SyncHost.exe 17->32         started        107 127.0.0.1 unknown unknown 19->107 signatures5 process6 file7 91 C:\Windows\System\explorer.exe, PE32 22->91 dropped 169 Installs a global keyboard hook 22->169 34 explorer.exe 47 22->34         started        93 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 26->93 dropped 95 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 26->95 dropped 97 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 26->97 dropped 38 StikyNot.exe 46 26->38         started        40 explorer.exe 28->40         started        signatures8 process9 file10 87 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 34->87 dropped 89 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 34->89 dropped 131 Antivirus detection for dropped file 34->131 133 Detected unpacking (changes PE section rights) 34->133 135 Detected unpacking (creates a PE file in dynamic memory) 34->135 149 4 other signatures 34->149 42 explorer.exe 3 17 34->42         started        47 diskperf.exe 34->47         started        137 Detected unpacking (overwrites its own PE header) 38->137 139 Machine Learning detection for dropped file 38->139 141 Spreads via windows shares (copies files to share folders) 38->141 49 StikyNot.exe 38->49         started        143 Injects code into the Windows Explorer (explorer.exe) 40->143 145 Drops executables to the windows directory (C:\Windows) and starts them 40->145 147 Injects a PE file into a foreign processes 40->147 51 explorer.exe 40->51         started        signatures11 process12 dnsIp13 109 vccmd03.googlecode.com 42->109 111 vccmd02.googlecode.com 42->111 113 5 other IPs or domains 42->113 99 C:\Windows\System\spoolsv.exe, PE32 42->99 dropped 101 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 42->101 dropped 185 System process connects to network (likely due to code injection or exploit) 42->185 187 Creates an undocumented autostart registry key 42->187 189 Installs a global keyboard hook 42->189 53 spoolsv.exe 46 42->53         started        56 spoolsv.exe 42->56         started        58 spoolsv.exe 46 42->58         started        60 3 other processes 42->60 file14 signatures15 process16 signatures17 151 Antivirus detection for dropped file 53->151 153 Detected unpacking (changes PE section rights) 53->153 155 Detected unpacking (creates a PE file in dynamic memory) 53->155 167 3 other signatures 53->167 62 spoolsv.exe 53->62         started        66 diskperf.exe 53->66         started        157 Spreads via windows shares (copies files to share folders) 56->157 159 Writes to foreign memory regions 56->159 161 Allocates memory in foreign processes 56->161 68 spoolsv.exe 56->68         started        70 diskperf.exe 56->70         started        163 Injects a PE file into a foreign processes 58->163 72 spoolsv.exe 58->72         started        74 diskperf.exe 58->74         started        165 Drops executables to the windows directory (C:\Windows) and starts them 60->165 76 spoolsv.exe 60->76         started        78 spoolsv.exe 60->78         started        80 4 other processes 60->80 process18 file19 103 C:\Windows\System\svchost.exe, PE32 62->103 dropped 191 Installs a global keyboard hook 62->191 82 svchost.exe 62->82         started        105 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 70->105 dropped signatures20 process21 signatures22 123 Antivirus detection for dropped file 82->123 125 Detected unpacking (changes PE section rights) 82->125 127 Detected unpacking (overwrites its own PE header) 82->127 129 4 other signatures 82->129 85 svchost.exe 82->85         started        process23
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/551aa365a12e52c9404dd81629415d401c1ca738ca11012d44c867aa59ff72b5/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-14 17:51:04 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kunkgznbfzjmsqcn3alcsqk5iaobzjzyziiqclkezbt2uwp7ok2q._file
Verdict:
unknown
Similar samples:
22b8cd43c2fe83b4516fa39d795e6da1374dfe1df93f38dfdbd7c5d316f0dd93
AveMariaRAT
452b5876fcb121316ad7d3ef6b2a6458e799ca73b4a17f72d4e11d17eefed9a9
AveMariaRAT
4a9294b06d85ea14899e6a586e49fd8814ea499a168d6ea5434841ee9f531f1e
AveMariaRAT
81ed3f8f6d90a3100f95802d859c1556e974c932e8d7487bf58321651dcff2d6
AveMariaRAT
8220a8c4adb4f8132d5586dac58766a76c873d3eba42e0f0c2c772a60f9a04be
AveMariaRAT
937207d136742595f9db854f55c1bc51fa5ec706510387ce35e037095432e1eb
AveMariaRAT
a0e0b4defa019508e7524379f6c71c159ad5f1896e30b64a20220410bfa91779
AveMariaRAT
bf312133bbf5084cf719d23988bf29b9ff4bb87f88e1c8c63d019640f6ca77a9
AveMariaRAT
df8bad6aa9440d016b89c153cb764b9950014f9562bbd2e24de60c80322e79d2
AveMariaRAT
e8f0b5b8f1fdf550bcba0b6672b12a3bbee48480d3db5b4bef47d4a35f8ef21d
AveMariaRAT
+ 93 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/201114-3xbfwctv22/
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
Unpacked files
SH256 hash:
551aa365a12e52c9404dd81629415d401c1ca738ca11012d44c867aa59ff72b5
MD5 hash:
e1929ff859ed9d90114a84af12495938
SHA1 hash:
c8d1022ae4249c98f3f347f2aff198f644cea0b9
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/475f78f3-1479-4822-9c90-ea0ece897bc1/
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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