MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 762a75264264053e242f49a7f00cf8faf45c06cca8f8eb5284f38bb2151da3c8. 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 7 File information Comments
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SHA256 hash: 762a75264264053e242f49a7f00cf8faf45c06cca8f8eb5284f38bb2151da3c8
SHA3-384 hash: ec73996ef20437ae65048c889813f01307e62fa05516782e99171517d70a40d3cdde2c80dc53baa7892a156a10571495
SHA1 hash: ceff987daa1e8c3546bbdadf819cac0b6b5f1ad5
MD5 hash: cffebdc325c6a3920039f4ad24c7250a
humanhash: batman-bulldog-minnesota-crazy
File name:762a75264264053e242f49a7f00cf8faf45c06cca8f8eb5284f38bb2151da3c8
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'931'129 bytes
First seen:2020-11-15 22:59:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:2rkN0QuUgpxd3jveXh+KmgttfqsnfhUXS3yAdXT+62hA7W2FeDSIGVH/KIDgDgUf:29prTU+KXrZnfR5fQDbGV6eH81ky
Threatray 45 similar samples on MalwareBazaar
TLSH 6E957C9376634466C12736F0FC0EC13061927D19DA94B69A6FB77D089BBB3D2A0722C7
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
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
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/537748
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: 317971 Sample: id3QPvgdK4 Startdate: 16/11/2020 Architecture: WINDOWS Score: 100 130 Antivirus detection for dropped file 2->130 132 Antivirus / Scanner detection for submitted sample 2->132 134 Multi AV Scanner detection for submitted file 2->134 136 6 other signatures 2->136 13 id3QPvgdK4.exe 1 51 2->13         started        17 StikyNot.exe 46 2->17         started        19 StikyNot.exe 2->19         started        21 8 other processes 2->21 process3 dnsIp4 98 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 13->98 dropped 100 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 13->100 dropped 180 Detected unpacking (changes PE section rights) 13->180 182 Detected unpacking (overwrites its own PE header) 13->182 184 Spreads via windows shares (copies files to share folders) 13->184 198 2 other signatures 13->198 24 id3QPvgdK4.exe 1 3 13->24         started        28 diskperf.exe 13->28         started        186 Antivirus detection for dropped file 17->186 188 Detected unpacking (creates a PE file in dynamic memory) 17->188 190 Machine Learning detection for dropped file 17->190 200 2 other signatures 17->200 30 StikyNot.exe 17->30         started        32 diskperf.exe 17->32         started        192 Sample uses process hollowing technique 19->192 194 Injects a PE file into a foreign processes 19->194 104 127.0.0.1 unknown unknown 21->104 196 Changes security center settings (notifications, updates, antivirus, firewall) 21->196 file5 signatures6 process7 file8 90 C:\Windows\System\explorer.exe, PE32 24->90 dropped 152 Installs a global keyboard hook 24->152 34 explorer.exe 47 24->34         started        154 Drops executables to the windows directory (C:\Windows) and starts them 30->154 38 explorer.exe 30->38         started        signatures9 process10 file11 86 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 34->86 dropped 88 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 34->88 dropped 138 Antivirus detection for dropped file 34->138 140 Machine Learning detection for dropped file 34->140 142 Injects code into the Windows Explorer (explorer.exe) 34->142 150 4 other signatures 34->150 40 explorer.exe 3 17 34->40         started        45 diskperf.exe 34->45         started        144 Spreads via windows shares (copies files to share folders) 38->144 146 Sample uses process hollowing technique 38->146 148 Injects a PE file into a foreign processes 38->148 signatures12 process13 dnsIp14 106 vccmd03.googlecode.com 40->106 108 vccmd02.googlecode.com 40->108 110 5 other IPs or domains 40->110 92 C:\Windows\System\spoolsv.exe, PE32 40->92 dropped 94 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 40->94 dropped 156 System process connects to network (likely due to code injection or exploit) 40->156 158 Creates an undocumented autostart registry key 40->158 160 Installs a global keyboard hook 40->160 47 spoolsv.exe 47 40->47         started        51 spoolsv.exe 46 40->51         started        53 spoolsv.exe 46 40->53         started        55 2 other processes 40->55 file15 signatures16 process17 file18 102 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 47->102 dropped 112 Antivirus detection for dropped file 47->112 114 Detected unpacking (changes PE section rights) 47->114 116 Detected unpacking (creates a PE file in dynamic memory) 47->116 128 3 other signatures 47->128 57 spoolsv.exe 47->57         started        61 diskperf.exe 47->61         started        118 Spreads via windows shares (copies files to share folders) 51->118 120 Writes to foreign memory regions 51->120 122 Allocates memory in foreign processes 51->122 63 spoolsv.exe 51->63         started        65 diskperf.exe 51->65         started        124 Injects a PE file into a foreign processes 53->124 67 spoolsv.exe 53->67         started        69 diskperf.exe 53->69         started        126 Drops executables to the windows directory (C:\Windows) and starts them 55->126 71 spoolsv.exe 55->71         started        73 spoolsv.exe 55->73         started        75 diskperf.exe 55->75         started        signatures19 process20 file21 96 C:\Windows\System\svchost.exe, PE32 57->96 dropped 162 Installs a global keyboard hook 57->162 77 svchost.exe 57->77         started        164 Drops executables to the windows directory (C:\Windows) and starts them 63->164 80 svchost.exe 63->80         started        signatures22 process23 signatures24 166 Antivirus detection for dropped file 77->166 168 Detected unpacking (changes PE section rights) 77->168 170 Detected unpacking (overwrites its own PE header) 77->170 172 Machine Learning detection for dropped file 77->172 82 svchost.exe 77->82         started        174 Spreads via windows shares (copies files to share folders) 80->174 176 Sample uses process hollowing technique 80->176 178 Injects a PE file into a foreign processes 80->178 process25 process26 84 WerFault.exe 82->84         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/762a75264264053e242f49a7f00cf8faf45c06cca8f8eb5284f38bb2151da3c8/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-15 23:00:48 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oyvhkjscmqct4jbpjgt7adhy7l2fybwmvd4owuue6of3efi5upea._file
Verdict:
unknown
Similar samples:
51c1db921194364b14cdab9dd682dd7f027e92767ed5a7c7457d990ceedc746c
AveMariaRAT
551aa365a12e52c9404dd81629415d401c1ca738ca11012d44c867aa59ff72b5
AveMariaRAT
60751f7968b616b3120d67f3daf47df455e3ec1e0471c8e9d001030065e768d7
AveMariaRAT
8dfe00633071fa4e719acd5e638596c35646c937ef1488528ffe6904cb61054f
AveMariaRAT
937207d136742595f9db854f55c1bc51fa5ec706510387ce35e037095432e1eb
AveMariaRAT
95081b1a583c42861588f9b873224c27bab95d3496059073726c32dbd692b540
AveMariaRAT
a68e7130da81e506bc29eb4db9d759b2363a775542a5c88b461cf0d25f3b6056
AveMariaRAT
b9d3aec2e12d09c575669441fbc43366c1443ae8c3e5c1671b3c1da1828e1393
AveMariaRAT
ce4cc14f4a7c420002cee544e79281e1cb9c1e8eb0922042cdb8559a7e7467f9
AveMariaRAT
db6c1977d9325ddd1ba9b9aa417d9c6a32427ab341f3204f6ec04d14715fefa4
AveMariaRAT
+ 35 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/201115-5ej4rklbwj/
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:
762a75264264053e242f49a7f00cf8faf45c06cca8f8eb5284f38bb2151da3c8
MD5 hash:
cffebdc325c6a3920039f4ad24c7250a
SHA1 hash:
ceff987daa1e8c3546bbdadf819cac0b6b5f1ad5
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/24a2c90d-e750-4a1d-b183-0fa1975fc62d/
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/762a75264264053e242f49a7f00cf8faf45c06cca8f8eb5284f38bb2151da3c8

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:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
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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