MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c358da136ac250f6fcf88698e3a2cc32b40d4a9f86f20d4fd897655d40055bd4. 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 8 File information Comments
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SHA256 hash: c358da136ac250f6fcf88698e3a2cc32b40d4a9f86f20d4fd897655d40055bd4
SHA3-384 hash: beeb7bcfead57401edfb766836537470c675243bcc085d668b493976d73174ce042e2c1bfd21829c357f156e3768cc7d
SHA1 hash: 782a79128860ba68e526d63ec62ef71f6829ed99
MD5 hash: 88b996fbed14970e37ad5143b26988ef
humanhash: helium-orange-harry-rugby
File name:c358da136ac250f6fcf88698e3a2cc32b40d4a9f86f20d4fd897655d40055bd4
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'024'517 bytes
First seen:2020-11-11 11:29:10 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:UM67AAmZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHv:UM67AAmw4gxeOw46fUbNecCCFbNecs
Threatray 3'655 similar samples on MalwareBazaar
TLSH 09E5BEC2ED5A008FE62F5071904F9920CA46BA3C5B827B6F7B3FBE4474435C653DAA46
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
58
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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Creating a process with a hidden window
Forced system process termination
Sending a UDP request
Creating a window
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
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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
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/532647
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
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
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: 315424 Sample: Mb4B6IrABb Startdate: 12/11/2020 Architecture: WINDOWS Score: 100 121 Antivirus detection for dropped file 2->121 123 Antivirus / Scanner detection for submitted sample 2->123 125 Multi AV Scanner detection for submitted file 2->125 127 6 other signatures 2->127 13 Mb4B6IrABb.exe 2->13         started        16 wscript.exe 1 2->16         started        18 svchost.exe 2->18         started        20 7 other processes 2->20 process3 dnsIp4 181 Tries to detect sandboxes / dynamic malware analysis system (file name check) 13->181 183 Contains functionality to inject code into remote processes 13->183 185 Drops PE files with benign system names 13->185 187 Injects a PE file into a foreign processes 13->187 23 Mb4B6IrABb.exe 1 51 13->23         started        26 cmd.exe 2 13->26         started        189 Injects code into the Windows Explorer (explorer.exe) 16->189 28 explorer.exe 16->28         started        191 Changes security center settings (notifications, updates, antivirus, firewall) 18->191 111 127.0.0.1 unknown unknown 20->111 113 192.168.2.1 unknown unknown 20->113 signatures5 process6 signatures7 141 Spreads via windows shares (copies files to share folders) 23->141 143 Writes to foreign memory regions 23->143 145 Allocates memory in foreign processes 23->145 147 Sample is not signed and drops a device driver 23->147 30 Mb4B6IrABb.exe 1 3 23->30         started        34 diskperf.exe 5 23->34         started        149 Command shell drops VBS files 26->149 151 Drops VBS files to the startup folder 26->151 36 conhost.exe 26->36         started        153 Tries to detect sandboxes / dynamic malware analysis system (file name check) 28->153 155 Injects code into the Windows Explorer (explorer.exe) 28->155 157 Injects a PE file into a foreign processes 28->157 38 explorer.exe 28->38         started        40 cmd.exe 28->40         started        process8 file9 99 C:\Windows\System\explorer.exe, PE32 30->99 dropped 199 Installs a global keyboard hook 30->199 42 explorer.exe 30->42         started        101 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 34->101 dropped 103 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 34->103 dropped 105 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 34->105 dropped 45 StikyNot.exe 34->45         started        201 Injects code into the Windows Explorer (explorer.exe) 38->201 203 Drops executables to the windows directory (C:\Windows) and starts them 38->203 205 Spreads via windows shares (copies files to share folders) 38->205 207 Injects a PE file into a foreign processes 38->207 47 explorer.exe 38->47         started        49 conhost.exe 40->49         started        signatures10 process11 signatures12 169 Antivirus detection for dropped file 42->169 171 Machine Learning detection for dropped file 42->171 173 Tries to detect sandboxes / dynamic malware analysis system (file name check) 42->173 179 2 other signatures 42->179 51 explorer.exe 47 42->51         started        55 cmd.exe 1 42->55         started        175 Injects a PE file into a foreign processes 45->175 57 StikyNot.exe 46 45->57         started        59 cmd.exe 1 45->59         started        177 Installs a global keyboard hook 47->177 process13 file14 95 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 51->95 dropped 97 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 51->97 dropped 129 Injects code into the Windows Explorer (explorer.exe) 51->129 131 Spreads via windows shares (copies files to share folders) 51->131 133 Writes to foreign memory regions 51->133 135 Allocates memory in foreign processes 51->135 61 explorer.exe 51->61         started        66 diskperf.exe 51->66         started        68 conhost.exe 55->68         started        137 Sample uses process hollowing technique 57->137 139 Injects a PE file into a foreign processes 57->139 70 conhost.exe 59->70         started        signatures15 process16 dnsIp17 115 vccmd03.googlecode.com 61->115 117 vccmd02.googlecode.com 61->117 119 4 other IPs or domains 61->119 107 C:\Windows\System\spoolsv.exe, PE32 61->107 dropped 109 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 61->109 dropped 209 System process connects to network (likely due to code injection or exploit) 61->209 211 Creates an undocumented autostart registry key 61->211 213 Installs a global keyboard hook 61->213 72 spoolsv.exe 61->72         started        75 spoolsv.exe 61->75         started        file18 signatures19 process20 signatures21 159 Antivirus detection for dropped file 72->159 161 Machine Learning detection for dropped file 72->161 163 Tries to detect sandboxes / dynamic malware analysis system (file name check) 72->163 77 spoolsv.exe 72->77         started        80 cmd.exe 72->80         started        165 Drops executables to the windows directory (C:\Windows) and starts them 75->165 167 Injects a PE file into a foreign processes 75->167 83 spoolsv.exe 75->83         started        85 cmd.exe 75->85         started        process22 file23 91 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 80->91 dropped 87 conhost.exe 80->87         started        93 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 83->93 dropped 193 Spreads via windows shares (copies files to share folders) 83->193 195 Sample uses process hollowing technique 83->195 197 Injects a PE file into a foreign processes 83->197 89 conhost.exe 85->89         started        signatures24 process25
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c358da136ac250f6fcf88698e3a2cc32b40d4a9f86f20d4fd897655d40055bd4/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-11 11:32:27 UTC
File Type:
PE (Exe)
Extracted files:
12
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ynmnue3kyjipn7hyq2mohiwmgk2a2su7q3za2t6ys5sv2qaflpka._file
Verdict:
suspicious
Similar samples:
0e56fbd03797d98d44f101dd0ee0a3dad8d9e286b2d43da8ee0deb4886fc3a54
AveMariaRAT
1d1b55f13b7893aa02bd931c5b0fb7f8c72a37d502a83688b75c4f777d21b94a
AveMariaRAT
1f8600b60d064d1ba46fda4940bf96dd4b51b8f0bb112be0788e057d2d9d447a
AveMariaRAT
4872db8439d077ad6e34130a261c2920e293716f92c5c8e2a620c3c68209f48a
AveMariaRAT
66a88b2366d6da7caf8d1c90c0eb5acecdd9bb3ab3b5fa247ff0793f0bc6b047
AveMariaRAT
720d5efa9da834f02070731e4c63ba4f88bf047fd4e514369abc177183facfc1
AveMariaRAT
9fb7b702850234881285e686cffbd4bfbe6718d151216ad00acf575c6f3fb89a
AveMariaRAT
b0eaa2efe187733039268d68ec5cd916930eb30418149fa1a109ae9f9b478744
AveMariaRAT
dbb5497c5d601412b10a84d8b7ee9d5834a49fb32aa2763f17b772a7f4acdac5
AveMariaRAT
fbf81a7934a725f91d61f0bd08d2414da2376df910bd1be865369fe9bdd6186a
AveMariaRAT
+ 3'645 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/201111-dyf7yn27ps/
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:
c358da136ac250f6fcf88698e3a2cc32b40d4a9f86f20d4fd897655d40055bd4
MD5 hash:
88b996fbed14970e37ad5143b26988ef
SHA1 hash:
782a79128860ba68e526d63ec62ef71f6829ed99
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/1e6647e7-be6c-4d7f-816a-f1ae5752826f/
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:INDICATOR_EXE_Packed_ASPack
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ASPack
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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