MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f66d2f25ee39823a50bbce9480441c44db70372142924403f0b798e7afee77da. 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
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SHA256 hash: f66d2f25ee39823a50bbce9480441c44db70372142924403f0b798e7afee77da
SHA3-384 hash: 873992e2196037fe74c6eb614bf6d14e575ad4f994fe8f6aef0eae2cb2fdd1ba73fec2c78bbaec1c7a2112b1a2f83d1e
SHA1 hash: 2d96a3a403113823b7dbb420525eb33352929f99
MD5 hash: 5bb20ad10d387b3e16f8a26afbbc683c
humanhash: zebra-crazy-colorado-steak
File name:f66d2f25ee39823a50bbce9480441c44db70372142924403f0b798e7afee77da
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'024'487 bytes
First seen:2020-11-14 18:20:06 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:oBz7AAmZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHl:oBz7AAmw4gxeOw46fUbNecCCFbNecu
Threatray 4'277 similar samples on MalwareBazaar
TLSH EBE59EC5621E04E7FB1364729E0F62D14281FF7AA641BA0B7BBA16EDC0B365464837C7
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
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
Running batch commands
Creating a process with a hidden window
Forced system process termination
Creating a window
Sending a UDP request
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/535433
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Command shell drops VBS files
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 dropped file
Multi AV Scanner detection for submitted file
Sample is not signed and drops a device driver
Sample uses process hollowing technique
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: 316816 Sample: X3R13E9eeZ Startdate: 15/11/2020 Architecture: WINDOWS Score: 100 133 Antivirus detection for dropped file 2->133 135 Antivirus / Scanner detection for submitted sample 2->135 137 Multi AV Scanner detection for submitted file 2->137 139 6 other signatures 2->139 13 X3R13E9eeZ.exe 2->13         started        16 wscript.exe 1 2->16         started        18 wscript.exe 1 2->18         started        20 svchost.exe 2->20         started        process3 signatures4 183 Tries to detect sandboxes / dynamic malware analysis system (file name check) 13->183 185 Contains functionality to inject code into remote processes 13->185 187 Drops PE files with benign system names 13->187 189 Injects a PE file into a foreign processes 13->189 22 X3R13E9eeZ.exe 1 51 13->22         started        25 cmd.exe 2 13->25         started        27 X3R13E9eeZ.exe 16->27         started        29 StikyNot.exe 18->29         started        process5 signatures6 141 Spreads via windows shares (copies files to share folders) 22->141 143 Writes to foreign memory regions 22->143 145 Allocates memory in foreign processes 22->145 147 Sample is not signed and drops a device driver 22->147 31 X3R13E9eeZ.exe 1 3 22->31         started        35 diskperf.exe 5 22->35         started        149 Command shell drops VBS files 25->149 151 Drops VBS files to the startup folder 25->151 37 conhost.exe 25->37         started        153 Tries to detect sandboxes / dynamic malware analysis system (file name check) 27->153 155 Injects a PE file into a foreign processes 27->155 39 X3R13E9eeZ.exe 46 27->39         started        41 cmd.exe 1 27->41         started        43 StikyNot.exe 29->43         started        45 cmd.exe 29->45         started        process7 file8 109 C:\Windows\System\explorer.exe, PE32 31->109 dropped 125 Installs a global keyboard hook 31->125 47 explorer.exe 31->47         started        111 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 35->111 dropped 113 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 35->113 dropped 115 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 35->115 dropped 117 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 35->117 dropped 50 StikyNot.exe 35->50         started        127 Spreads via windows shares (copies files to share folders) 39->127 129 Injects a PE file into a foreign processes 39->129 52 X3R13E9eeZ.exe 39->52         started        54 diskperf.exe 39->54         started        56 conhost.exe 41->56         started        131 Sample uses process hollowing technique 43->131 58 conhost.exe 45->58         started        signatures9 process10 signatures11 207 Antivirus detection for dropped file 47->207 209 Machine Learning detection for dropped file 47->209 211 Tries to detect sandboxes / dynamic malware analysis system (file name check) 47->211 219 2 other signatures 47->219 60 explorer.exe 47 47->60         started        64 cmd.exe 1 47->64         started        213 Multi AV Scanner detection for dropped file 50->213 215 Injects a PE file into a foreign processes 50->215 66 StikyNot.exe 46 50->66         started        68 cmd.exe 1 50->68         started        217 Installs a global keyboard hook 52->217 70 explorer.exe 52->70         started        process12 file13 105 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 60->105 dropped 107 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 60->107 dropped 191 Injects code into the Windows Explorer (explorer.exe) 60->191 193 Spreads via windows shares (copies files to share folders) 60->193 195 Writes to foreign memory regions 60->195 197 Allocates memory in foreign processes 60->197 72 explorer.exe 60->72         started        77 diskperf.exe 60->77         started        79 conhost.exe 64->79         started        199 Sample uses process hollowing technique 66->199 81 conhost.exe 68->81         started        201 Tries to detect sandboxes / dynamic malware analysis system (file name check) 70->201 203 Drops executables to the windows directory (C:\Windows) and starts them 70->203 205 Injects a PE file into a foreign processes 70->205 83 explorer.exe 70->83         started        85 cmd.exe 70->85         started        signatures14 process15 dnsIp16 119 vccmd03.googlecode.com 72->119 121 vccmd02.googlecode.com 72->121 123 5 other IPs or domains 72->123 99 C:\Windows\System\spoolsv.exe, PE32 72->99 dropped 101 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 72->101 dropped 165 System process connects to network (likely due to code injection or exploit) 72->165 167 Creates an undocumented autostart registry key 72->167 169 Installs a global keyboard hook 72->169 87 spoolsv.exe 72->87         started        171 Spreads via windows shares (copies files to share folders) 83->171 173 Sample uses process hollowing technique 83->173 175 Injects a PE file into a foreign processes 83->175 103 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 85->103 dropped 90 conhost.exe 85->90         started        file17 signatures18 process19 signatures20 157 Antivirus detection for dropped file 87->157 159 Machine Learning detection for dropped file 87->159 161 Tries to detect sandboxes / dynamic malware analysis system (file name check) 87->161 163 2 other signatures 87->163 92 spoolsv.exe 87->92         started        95 cmd.exe 87->95         started        process21 signatures22 177 Spreads via windows shares (copies files to share folders) 92->177 179 Sample uses process hollowing technique 92->179 181 Injects a PE file into a foreign processes 92->181 97 conhost.exe 95->97         started        process23
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f66d2f25ee39823a50bbce9480441c44db70372142924403f0b798e7afee77da/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-14 18:24:14 UTC
AV detection:
26 of 28 (92.86%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6zws6jpohgbduuf3z2kiara4itnxanzbikjeia7qw6mopl7oo7na._file
Verdict:
malicious
Similar samples:
1d06dff33476ed790756bcdc5384bd481b6ee839c72f6f7f7c4db6f3b07844fd
AveMariaRAT
29a8bb0d606638f82c551a30c1f986b0d2cf7ad5797edbd36ca9d7244165407f
AveMariaRAT
3a65243f9c90c4da9e2eba16f82e9f0c6e963a887a494862e3ab0bf34ad087cf
AveMariaRAT
723ef98487bce9622b550cc458b59c54d26ac2b272d03e754d19597066888b72
AveMariaRAT
8dcf768fdfade9f24f831ec6ca6cd5d79f27e4ed7bdc80c282ae6f5b2bd1e547
AveMariaRAT
92ce410b14a8518b846cd55254c0e597163717af746c4d615e96f2f9af47c7e0
AveMariaRAT
a6844d638d45cd69038526a0d0ce341f1e36f2ff07bcad50644e7d0f1d07434f
AveMariaRAT
b8fb56d3c66d2b6280cf2be3fb58de14e9103989429d78861bd712479424c4f6
AveMariaRAT
d2d0474348e3216b8fb0b673bb8455a267e647bff41b10cc8a9461e16b4766b4
AveMariaRAT
f5e621d29e3f1bc96a68b44c139e62d6e37513373faaada2a11eb5b40123c3a6
AveMariaRAT
+ 4'267 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-y61lqzag1n/
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:
f66d2f25ee39823a50bbce9480441c44db70372142924403f0b798e7afee77da
MD5 hash:
5bb20ad10d387b3e16f8a26afbbc683c
SHA1 hash:
2d96a3a403113823b7dbb420525eb33352929f99
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/b0dd648d-7ef3-4d1f-ba8d-29a29e362c7a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f66d2f25ee39823a50bbce9480441c44db70372142924403f0b798e7afee77da

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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