MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d422c13ae6b9916243b7bc73d874302df8b865566da8af4a210742dd1f08d3b. 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 6 File information Comments
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SHA256 hash: 4d422c13ae6b9916243b7bc73d874302df8b865566da8af4a210742dd1f08d3b
SHA3-384 hash: ab34693d4b704b4ee9a3435cf5f417a54008e60a6beda3ef28799790b2354e9740fe961cba3e05a9edf3498d16274ffa
SHA1 hash: 69c0dd7784f2bedcef8e5de892d99de3d2eabafd
MD5 hash: e028b132af55c3c3d5a2fa6c15db0d15
humanhash: lion-hamper-finch-london
File name:4d422c13ae6b9916243b7bc73d874302df8b865566da8af4a210742dd1f08d3b
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'015'277 bytes
First seen:2020-11-14 17:52:29 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:Ana7A3mZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHl:Ana7A3mw4gxeOw46fUbNecCCFbNece
Threatray 4'222 similar samples on MalwareBazaar
TLSH 23D59ED3753B502BFB1A51F3E10F7A064094A93793807A6B7B77BBCA4C576C2618360A
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
64
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.PrivateExeProte-16
Create hunting rule

PUA.Win.Packer.Ep-7
Create hunting rule

PUA.Win.Packer.Embedpe-3
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
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/536344
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
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
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: 317271 Sample: VKTT3gRTqT Startdate: 15/11/2020 Architecture: WINDOWS Score: 100 139 Antivirus detection for dropped file 2->139 141 Antivirus / Scanner detection for submitted sample 2->141 143 Multi AV Scanner detection for submitted file 2->143 145 6 other signatures 2->145 13 VKTT3gRTqT.exe 2->13         started        16 wscript.exe 1 2->16         started        18 svchost.exe 1 2->18         started        20 svchost.exe 1 2->20         started        process3 signatures4 199 Detected unpacking (changes PE section rights) 13->199 201 Detected unpacking (overwrites its own PE header) 13->201 203 Tries to detect sandboxes / dynamic malware analysis system (file name check) 13->203 207 4 other signatures 13->207 22 VKTT3gRTqT.exe 1 51 13->22         started        25 cmd.exe 2 13->25         started        205 Injects code into the Windows Explorer (explorer.exe) 16->205 27 explorer.exe 16->27         started        process5 signatures6 159 Spreads via windows shares (copies files to share folders) 22->159 161 Writes to foreign memory regions 22->161 163 Allocates memory in foreign processes 22->163 165 Sample is not signed and drops a device driver 22->165 29 VKTT3gRTqT.exe 1 3 22->29         started        33 diskperf.exe 5 22->33         started        167 Command shell drops VBS files 25->167 169 Drops VBS files to the startup folder 25->169 35 conhost.exe 25->35         started        171 Tries to detect sandboxes / dynamic malware analysis system (file name check) 27->171 173 Injects code into the Windows Explorer (explorer.exe) 27->173 175 Injects a PE file into a foreign processes 27->175 37 explorer.exe 46 27->37         started        39 cmd.exe 1 27->39         started        process7 file8 109 C:\Windows\System\explorer.exe, PE32 29->109 dropped 225 Installs a global keyboard hook 29->225 41 explorer.exe 29->41         started        111 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 33->111 dropped 113 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 33->113 dropped 115 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 33->115 dropped 44 StikyNot.exe 33->44         started        227 Injects code into the Windows Explorer (explorer.exe) 37->227 229 Spreads via windows shares (copies files to share folders) 37->229 231 Writes to foreign memory regions 37->231 233 2 other signatures 37->233 46 explorer.exe 37->46         started        48 diskperf.exe 37->48         started        50 conhost.exe 39->50         started        signatures9 process10 signatures11 183 Antivirus detection for dropped file 41->183 185 Detected unpacking (changes PE section rights) 41->185 187 Detected unpacking (creates a PE file in dynamic memory) 41->187 197 3 other signatures 41->197 52 explorer.exe 47 41->52         started        56 cmd.exe 1 41->56         started        189 Detected unpacking (overwrites its own PE header) 44->189 191 Machine Learning detection for dropped file 44->191 193 Tries to detect sandboxes / dynamic malware analysis system (file name check) 44->193 58 StikyNot.exe 46 44->58         started        60 cmd.exe 1 44->60         started        195 Installs a global keyboard hook 46->195 process12 file13 105 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 52->105 dropped 107 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 52->107 dropped 149 Injects code into the Windows Explorer (explorer.exe) 52->149 151 Spreads via windows shares (copies files to share folders) 52->151 153 Writes to foreign memory regions 52->153 62 explorer.exe 52->62         started        67 diskperf.exe 52->67         started        69 conhost.exe 56->69         started        155 Allocates memory in foreign processes 58->155 157 Injects a PE file into a foreign processes 58->157 71 StikyNot.exe 58->71         started        73 diskperf.exe 58->73         started        75 conhost.exe 60->75         started        signatures14 process15 dnsIp16 125 vccmd03.googlecode.com 62->125 127 vccmd02.googlecode.com 62->127 129 5 other IPs or domains 62->129 117 C:\Windows\System\spoolsv.exe, PE32 62->117 dropped 119 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 62->119 dropped 131 System process connects to network (likely due to code injection or exploit) 62->131 133 Creates an undocumented autostart registry key 62->133 135 Installs a global keyboard hook 62->135 77 spoolsv.exe 62->77         started        80 spoolsv.exe 62->80         started        82 spoolsv.exe 62->82         started        137 Drops executables to the windows directory (C:\Windows) and starts them 71->137 84 explorer.exe 71->84         started        121 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 73->121 dropped file17 signatures18 process19 signatures20 209 Antivirus detection for dropped file 77->209 211 Detected unpacking (changes PE section rights) 77->211 213 Detected unpacking (overwrites its own PE header) 77->213 215 Machine Learning detection for dropped file 77->215 86 spoolsv.exe 77->86         started        89 cmd.exe 77->89         started        217 Tries to detect sandboxes / dynamic malware analysis system (file name check) 80->217 219 Drops executables to the windows directory (C:\Windows) and starts them 80->219 221 Injects a PE file into a foreign processes 80->221 91 spoolsv.exe 80->91         started        93 cmd.exe 80->93         started        223 Sample uses process hollowing technique 82->223 95 cmd.exe 82->95         started        process21 file22 177 Spreads via windows shares (copies files to share folders) 86->177 179 Injects a PE file into a foreign processes 86->179 98 spoolsv.exe 86->98         started        101 conhost.exe 89->101         started        181 Sample uses process hollowing technique 91->181 103 conhost.exe 93->103         started        123 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 95->123 dropped signatures23 process24 signatures25 147 Installs a global keyboard hook 98->147
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4d422c13ae6b9916243b7bc73d874302df8b865566da8af4a210742dd1f08d3b/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-14 17:53:18 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jvbcye5onomrmjb3ppdt3b2dalpyxbsvm3niv5fccb2c3upqru5q._file
Verdict:
malicious
Similar samples:
3772ad390ed9afe00625633bcc8b4ef9a3cc4ebd3afcdd17e5bcbc77d6dcf450
AveMariaRAT
5425057dda2e19dba533d3bbea460f060b78a7467dfc7a03f10a66bf86e1bc0c
AveMariaRAT
8149bdf43bcda7d95847b9594d3be39b5cfa130c891124fb191e7eccb3734565
AveMariaRAT
92cfdeaa1047206e26309824a3c42fa85779bc4679c940db2459e71352a45d39
AveMariaRAT
a42ab8eda16c9c4521381e43fbb63fe8b2066d3adff3356dbb776e08f1e6a649
AveMariaRAT
bcba63ee3465c8513b1d498243f567fbb822b77adc37a693c64b6b44d5768792
AveMariaRAT
be36ad3c56de65583da3ae7bdda69f4d742115e08fdb24668918dbc6a85f4ecc
AveMariaRAT
ce10db04f775da610c16323a500eb938313f7134d9f02bbc7f2251a45c6c811c
AveMariaRAT
da19cfebaedc46dc877ef4ef7582000d43fe74876279049686137c3b0f7b4879
AveMariaRAT
f68fcaec4168c989db1cf92777aaeb4150d186e68d785950b284020335cd08dc
AveMariaRAT
+ 4'212 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/201114-q17wyc925n/
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
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
4d422c13ae6b9916243b7bc73d874302df8b865566da8af4a210742dd1f08d3b
MD5 hash:
e028b132af55c3c3d5a2fa6c15db0d15
SHA1 hash:
69c0dd7784f2bedcef8e5de892d99de3d2eabafd
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/4cee4b9c-3eef-423d-926f-d3a0e531f179/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nymaim
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4d422c13ae6b9916243b7bc73d874302df8b865566da8af4a210742dd1f08d3b

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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