MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5003b65b7f0af2661221ba2a75f633f24648c02ca1d229399397ea3cc796e91e. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5003b65b7f0af2661221ba2a75f633f24648c02ca1d229399397ea3cc796e91e
SHA3-384 hash: 7a086866e832e6aa688de3a3eebce8c672ee01eb6b8bc46b99ae4cf2f34b60b78c58ceb10bf2777d90b8309c3ff4b9db
SHA1 hash: 81b77fd088f11358559329ebf3287b590c27bc20
MD5 hash: bf4c8c63ebf3ea16d33184b52e2c43da
humanhash: hotel-triple-maine-lactose
File name:5003b65b7f0af2661221ba2a75f633f24648c02ca1d229399397ea3cc796e91e
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'024'545 bytes
First seen:2020-11-14 18:30:36 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:ucU7AAmZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHa:ucU7AAmw4gxeOw46fUbNecCCFbNecR
Threatray 4'288 similar samples on MalwareBazaar
TLSH FBE59D927EEA10A3E73711B3610F59235081F52D9B847E3FBF763E5884A3186E14978B
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
286
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Upx-48
Create hunting rule

PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

PUA.Win.Packer.PrivateExeProte-16
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
Sending a UDP request
Running batch commands
Creating a process with a hidden window
Forced system process termination
Creating a window
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
Unauthorized injection to a recently created process
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
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun by creating a file
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/535041
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)
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
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: 316619 Sample: veMK9ZpD4g Startdate: 14/11/2020 Architecture: WINDOWS Score: 100 122 Antivirus detection for dropped file 2->122 124 Antivirus / Scanner detection for submitted sample 2->124 126 Multi AV Scanner detection for submitted file 2->126 128 6 other signatures 2->128 13 veMK9ZpD4g.exe 2->13         started        16 svchost.exe 2->16         started        18 svchost.exe 9 1 2->18         started        21 5 other processes 2->21 process3 dnsIp4 190 Tries to detect sandboxes / dynamic malware analysis system (file name check) 13->190 192 Contain functionality to detect virtual machines 13->192 194 Contains functionality to inject code into remote processes 13->194 198 2 other signatures 13->198 23 veMK9ZpD4g.exe 1 51 13->23         started        26 cmd.exe 2 13->26         started        196 Changes security center settings (notifications, updates, antivirus, firewall) 16->196 114 127.0.0.1 unknown unknown 18->114 signatures5 process6 signatures7 160 Spreads via windows shares (copies files to share folders) 23->160 162 Writes to foreign memory regions 23->162 164 Allocates memory in foreign processes 23->164 170 2 other signatures 23->170 28 veMK9ZpD4g.exe 1 3 23->28         started        32 diskperf.exe 5 23->32         started        166 Command shell drops VBS files 26->166 168 Drops VBS files to the startup folder 26->168 34 conhost.exe 26->34         started        process8 file9 106 C:\Windows\System\explorer.exe, PE32 28->106 dropped 200 Installs a global keyboard hook 28->200 36 explorer.exe 28->36         started        108 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 32->108 dropped 110 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 32->110 dropped 112 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 32->112 dropped 39 StikyNot.exe 32->39         started        signatures10 process11 signatures12 142 Antivirus detection for dropped file 36->142 144 Machine Learning detection for dropped file 36->144 146 Tries to detect sandboxes / dynamic malware analysis system (file name check) 36->146 150 3 other signatures 36->150 41 explorer.exe 47 36->41         started        45 cmd.exe 1 36->45         started        148 Injects a PE file into a foreign processes 39->148 47 StikyNot.exe 46 39->47         started        49 cmd.exe 1 39->49         started        process13 file14 102 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 41->102 dropped 104 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 41->104 dropped 174 Injects code into the Windows Explorer (explorer.exe) 41->174 176 Spreads via windows shares (copies files to share folders) 41->176 178 Writes to foreign memory regions 41->178 51 explorer.exe 3 17 41->51         started        56 diskperf.exe 41->56         started        58 conhost.exe 45->58         started        180 Allocates memory in foreign processes 47->180 182 Injects a PE file into a foreign processes 47->182 60 StikyNot.exe 47->60         started        62 diskperf.exe 47->62         started        64 conhost.exe 49->64         started        signatures15 process16 dnsIp17 116 vccmd03.googlecode.com 51->116 118 vccmd02.googlecode.com 51->118 120 5 other IPs or domains 51->120 94 C:\Windows\System\spoolsv.exe, PE32 51->94 dropped 96 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 51->96 dropped 152 System process connects to network (likely due to code injection or exploit) 51->152 154 Creates an undocumented autostart registry key 51->154 156 Installs a global keyboard hook 51->156 66 spoolsv.exe 51->66         started        69 spoolsv.exe 51->69         started        71 spoolsv.exe 51->71         started        98 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 56->98 dropped 158 Drops executables to the windows directory (C:\Windows) and starts them 60->158 73 explorer.exe 60->73         started        file18 signatures19 process20 signatures21 130 Antivirus detection for dropped file 66->130 132 Machine Learning detection for dropped file 66->132 134 Tries to detect sandboxes / dynamic malware analysis system (file name check) 66->134 75 spoolsv.exe 66->75         started        78 cmd.exe 66->78         started        136 Drops executables to the windows directory (C:\Windows) and starts them 69->136 138 Injects a PE file into a foreign processes 69->138 80 spoolsv.exe 69->80         started        82 cmd.exe 69->82         started        140 Sample uses process hollowing technique 71->140 84 cmd.exe 71->84         started        process22 file23 184 Spreads via windows shares (copies files to share folders) 75->184 186 Injects a PE file into a foreign processes 75->186 87 spoolsv.exe 75->87         started        90 conhost.exe 78->90         started        188 Sample uses process hollowing technique 80->188 92 conhost.exe 82->92         started        100 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 84->100 dropped signatures24 process25 signatures26 172 Installs a global keyboard hook 87->172
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5003b65b7f0af2661221ba2a75f633f24648c02ca1d229399397ea3cc796e91e/
Threat name:
Win32.Trojan.Skeeeyah
Create hunting rule
Status:
Malicious
First seen:
2020-11-14 18:35:24 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kab3mw37blzgmerbxivhl5rt6jderqbmuhjcsomts7vdzr4w5epa._file
Verdict:
malicious
Similar samples:
01869366532d298b053338f999a7e97d2ffe3e0621dc30b4cefc9299fb69189f
AveMariaRAT
1cfea3d02575ae87c924799eb10ed2cad9e37e0b44a70fc709cc740732dead05
AveMariaRAT
3f0fe613e49d7765df268a8443f9c21260856a71c978c87d28d02c14248fef77
AveMariaRAT
516f5903f415000d759c5dbd52f83703646cc531decf0b4a48466f828cc7fc04
AveMariaRAT
581578334976e3ddeb5680b160ac757ab6ffac724c201f46eae03f373f102ee5
AveMariaRAT
78ae8a0c2e172c61aa03a310d54e4a9a064ccc648bf46013d9302a6853b64f5e
AveMariaRAT
8dcf768fdfade9f24f831ec6ca6cd5d79f27e4ed7bdc80c282ae6f5b2bd1e547
AveMariaRAT
92cfdeaa1047206e26309824a3c42fa85779bc4679c940db2459e71352a45d39
AveMariaRAT
f68fcaec4168c989db1cf92777aaeb4150d186e68d785950b284020335cd08dc
AveMariaRAT
ff406cf2d3e54504d217f522c1bfed0377c1b30794d992f69facc5873f560b05
AveMariaRAT
+ 4'278 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat upx
Link:
https://tria.ge/reports/201114-bg2env4fr2/
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
UPX packed file
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
5003b65b7f0af2661221ba2a75f633f24648c02ca1d229399397ea3cc796e91e
MD5 hash:
bf4c8c63ebf3ea16d33184b52e2c43da
SHA1 hash:
81b77fd088f11358559329ebf3287b590c27bc20
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/20a1a6ab-fd29-4eaa-9e5e-0b0017a7f28c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Poison
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5003b65b7f0af2661221ba2a75f633f24648c02ca1d229399397ea3cc796e91e

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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