MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 591bd58288a32ff3bc9eaf71576a900e19d5cfc93115c93145cc9f6c295a3b75. 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: 591bd58288a32ff3bc9eaf71576a900e19d5cfc93115c93145cc9f6c295a3b75
SHA3-384 hash: 24cd55e6b69617a117892663715acecd756ab08e6e31d7230a3114d926b957ab60b20a271b9ab50d83b434e43f99c45d
SHA1 hash: 8a03b14133dec2b4430bc0805757091a99a5ff9a
MD5 hash: 27cf611fb71ec5d12557e76515edb5a1
humanhash: twelve-hotel-black-five
File name:591bd58288a32ff3bc9eaf71576a900e19d5cfc93115c93145cc9f6c295a3b75
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'931'081 bytes
First seen:2020-11-10 11:24:38 UTC
Last seen:2024-07-24 14:40:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:aYCH+xauIlB9dJH7ujkI66CeRWAfJZdmwt8G5OnrmA7W2FeDSIGVH/KIDgDgUeHA:ajUe9fukIkeRW2GfQDbGV6eH8tkQ
Threatray 2 similar samples on MalwareBazaar
TLSH 4495AEA573174C3EC2073878B80FDB6096617D356A88BB9F3BF63D088A579806557B83
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
62
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
Sending a UDP request
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/529458
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to detect sleep reduction / modifications
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
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: 313826 Sample: 9IQTVl4g6S Startdate: 11/11/2020 Architecture: WINDOWS Score: 100 124 Antivirus detection for dropped file 2->124 126 Antivirus / Scanner detection for submitted sample 2->126 128 Multi AV Scanner detection for submitted file 2->128 130 6 other signatures 2->130 12 9IQTVl4g6S.exe 1 51 2->12         started        15 StikyNot.exe 46 2->15         started        17 SyncHost.exe 2->17         started        19 5 other processes 2->19 process3 dnsIp4 172 Detected unpacking (changes PE section rights) 12->172 174 Detected unpacking (overwrites its own PE header) 12->174 176 Spreads via windows shares (copies files to share folders) 12->176 188 3 other signatures 12->188 22 9IQTVl4g6S.exe 1 3 12->22         started        27 diskperf.exe 5 12->27         started        178 Writes to foreign memory regions 15->178 180 Allocates memory in foreign processes 15->180 182 Injects a PE file into a foreign processes 15->182 29 StikyNot.exe 15->29         started        31 diskperf.exe 15->31         started        184 Antivirus detection for dropped file 17->184 186 Machine Learning detection for dropped file 17->186 33 SyncHost.exe 17->33         started        106 127.0.0.1 unknown unknown 19->106 signatures5 process6 dnsIp7 108 192.168.2.1 unknown unknown 22->108 90 C:\Windows\System\explorer.exe, PE32 22->90 dropped 168 Installs a global keyboard hook 22->168 35 explorer.exe 47 22->35         started        92 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 27->92 dropped 94 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 27->94 dropped 96 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 27->96 dropped 39 StikyNot.exe 46 27->39         started        170 Drops executables to the windows directory (C:\Windows) and starts them 29->170 41 explorer.exe 29->41         started        98 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 31->98 dropped file8 signatures9 process10 file11 86 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 35->86 dropped 88 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 35->88 dropped 132 Antivirus detection for dropped file 35->132 134 Detected unpacking (creates a PE file in dynamic memory) 35->134 136 Machine Learning detection for dropped file 35->136 148 5 other signatures 35->148 43 explorer.exe 3 17 35->43         started        48 diskperf.exe 35->48         started        138 Detected unpacking (changes PE section rights) 39->138 140 Detected unpacking (overwrites its own PE header) 39->140 142 Spreads via windows shares (copies files to share folders) 39->142 50 StikyNot.exe 39->50         started        144 Sample uses process hollowing technique 41->144 146 Injects a PE file into a foreign processes 41->146 signatures12 process13 dnsIp14 110 vccmd03.googlecode.com 43->110 112 vccmd02.googlecode.com 43->112 114 4 other IPs or domains 43->114 100 C:\Windows\System\spoolsv.exe, PE32 43->100 dropped 102 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 43->102 dropped 190 System process connects to network (likely due to code injection or exploit) 43->190 192 Creates an undocumented autostart registry key 43->192 194 Installs a global keyboard hook 43->194 52 spoolsv.exe 46 43->52         started        55 spoolsv.exe 46 43->55         started        57 spoolsv.exe 46 43->57         started        59 3 other processes 43->59 file15 signatures16 process17 signatures18 150 Antivirus detection for dropped file 52->150 152 Detected unpacking (changes PE section rights) 52->152 154 Detected unpacking (creates a PE file in dynamic memory) 52->154 166 3 other signatures 52->166 61 spoolsv.exe 52->61         started        65 diskperf.exe 52->65         started        156 Spreads via windows shares (copies files to share folders) 55->156 158 Writes to foreign memory regions 55->158 160 Allocates memory in foreign processes 55->160 67 spoolsv.exe 55->67         started        69 diskperf.exe 55->69         started        162 Injects a PE file into a foreign processes 57->162 71 spoolsv.exe 57->71         started        73 diskperf.exe 57->73         started        164 Drops executables to the windows directory (C:\Windows) and starts them 59->164 75 spoolsv.exe 59->75         started        77 spoolsv.exe 59->77         started        79 2 other processes 59->79 process19 file20 104 C:\Windows\System\svchost.exe, PE32 61->104 dropped 196 Installs a global keyboard hook 61->196 81 svchost.exe 61->81         started        signatures21 process22 signatures23 116 Antivirus detection for dropped file 81->116 118 Detected unpacking (changes PE section rights) 81->118 120 Detected unpacking (overwrites its own PE header) 81->120 122 4 other signatures 81->122 84 svchost.exe 81->84         started        process24
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/591bd58288a32ff3bc9eaf71576a900e19d5cfc93115c93145cc9f6c295a3b75/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 11:28:16 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=len5lauiumx7hpe6v5yvo2uqbym5lt6jgek4smkfzspwykk2hn2q._file
Verdict:
unknown
Similar samples:
654713a05058a551a53eba50a0b148d56d9f96a743da0501763d0c7204908f27
AveMariaRAT
d6cc1edefd7290711ea367385c6078225552a9345a40ac1350aa8b9f26d4d231
AveMariaRAT
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat
Link:
https://tria.ge/reports/201110-1nleae3kba/
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:
591bd58288a32ff3bc9eaf71576a900e19d5cfc93115c93145cc9f6c295a3b75
MD5 hash:
27cf611fb71ec5d12557e76515edb5a1
SHA1 hash:
8a03b14133dec2b4430bc0805757091a99a5ff9a
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/7cfacb5f-c63e-483d-9c3a-b8ed771a3812/
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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