MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf312133bbf5084cf719d23988bf29b9ff4bb87f88e1c8c63d019640f6ca77a9. 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


Riskware.Generic


Vendor detections: 9


Intelligence 9 IOCs YARA 7 File information Comments
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SHA256 hash: bf312133bbf5084cf719d23988bf29b9ff4bb87f88e1c8c63d019640f6ca77a9
SHA3-384 hash: cbbfb2afccf1e185f3cd1b48ec8f1225334123a6fdfecff3614ed29af64bde8f8e53328ebc572a6331a922c4ee986bbf
SHA1 hash: 5339391fdca30a7089b16956e4e82ecdfc69a582
MD5 hash: cd2d0a3af3accb3003c65f11d4245796
humanhash: music-ohio-berlin-arizona
File name:bf312133bbf5084cf719d23988bf29b9ff4bb87f88e1c8c63d019640f6ca77a9
Download: download sample
Signature Riskware.Generic
Create hunting rule
File size:1'930'951 bytes
First seen:2020-11-14 18:17:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:LVVxWXruSqqGS/Yh8JdEtbYnLTfsuTMhb9scn2cA7W2FeDSIGVH/KIDgDgUeHbYr:D5SGInd+YnLgJmQDbGV6eH81ka
Threatray 23 similar samples on MalwareBazaar
TLSH 29958E52BAE6087BFA133D31A80FD9A4668CBDB70B546B575BB77E2E11D22D015033C2
Reporter seifreed
Tags:Riskware.Generic

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
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
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
Creating a process with a hidden window
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file in the %temp% directory
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
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/535515
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to detect sleep reduction / modifications
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
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: 316856 Sample: Ix6WA702K5 Startdate: 15/11/2020 Architecture: WINDOWS Score: 100 113 Antivirus detection for dropped file 2->113 115 Antivirus / Scanner detection for submitted sample 2->115 117 Multi AV Scanner detection for submitted file 2->117 119 6 other signatures 2->119 13 Ix6WA702K5.exe 1 51 2->13         started        17 StikyNot.exe 46 2->17         started        19 StikyNot.exe 2->19         started        21 4 other processes 2->21 process3 dnsIp4 101 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 13->101 dropped 103 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 13->103 dropped 147 Detected unpacking (changes PE section rights) 13->147 149 Detected unpacking (overwrites its own PE header) 13->149 151 Spreads via windows shares (copies files to share folders) 13->151 157 3 other signatures 13->157 24 Ix6WA702K5.exe 1 3 13->24         started        28 diskperf.exe 13->28         started        153 Injects a PE file into a foreign processes 17->153 30 StikyNot.exe 17->30         started        32 diskperf.exe 17->32         started        155 Sample uses process hollowing technique 19->155 105 127.0.0.1 unknown unknown 21->105 file5 signatures6 process7 file8 91 C:\Windows\System\explorer.exe, PE32 24->91 dropped 135 Installs a global keyboard hook 24->135 34 explorer.exe 47 24->34         started        137 Drops executables to the windows directory (C:\Windows) and starts them 30->137 38 explorer.exe 30->38         started        signatures9 process10 file11 87 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 34->87 dropped 89 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 34->89 dropped 121 Antivirus detection for dropped file 34->121 123 Detected unpacking (creates a PE file in dynamic memory) 34->123 125 Machine Learning detection for dropped file 34->125 133 5 other signatures 34->133 40 explorer.exe 3 17 34->40         started        45 diskperf.exe 1 34->45         started        127 Spreads via windows shares (copies files to share folders) 38->127 129 Sample uses process hollowing technique 38->129 131 Injects a PE file into a foreign processes 38->131 signatures12 process13 dnsIp14 107 vccmd03.googlecode.com 40->107 109 vccmd02.googlecode.com 40->109 111 5 other IPs or domains 40->111 93 C:\Windows\System\spoolsv.exe, PE32 40->93 dropped 95 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 40->95 dropped 139 System process connects to network (likely due to code injection or exploit) 40->139 141 Creates an undocumented autostart registry key 40->141 143 Installs a global keyboard hook 40->143 47 spoolsv.exe 46 40->47         started        50 spoolsv.exe 46 40->50         started        52 spoolsv.exe 46 40->52         started        56 3 other processes 40->56 97 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 45->97 dropped 54 StikyNot.exe 46 45->54         started        file15 signatures16 process17 signatures18 167 Antivirus detection for dropped file 47->167 169 Detected unpacking (changes PE section rights) 47->169 171 Detected unpacking (creates a PE file in dynamic memory) 47->171 189 2 other signatures 47->189 58 spoolsv.exe 2 47->58         started        62 diskperf.exe 47->62         started        173 Writes to foreign memory regions 50->173 175 Allocates memory in foreign processes 50->175 177 Injects a PE file into a foreign processes 50->177 64 spoolsv.exe 50->64         started        66 diskperf.exe 50->66         started        68 spoolsv.exe 52->68         started        70 diskperf.exe 52->70         started        179 Detected unpacking (overwrites its own PE header) 54->179 181 Machine Learning detection for dropped file 54->181 183 Spreads via windows shares (copies files to share folders) 54->183 185 Sample uses process hollowing technique 54->185 187 Drops executables to the windows directory (C:\Windows) and starts them 56->187 72 spoolsv.exe 56->72         started        74 spoolsv.exe 56->74         started        76 4 other processes 56->76 process19 file20 99 C:\Windows\System\svchost.exe, PE32 58->99 dropped 145 Installs a global keyboard hook 58->145 78 svchost.exe 58->78         started        signatures21 process22 signatures23 159 Antivirus detection for dropped file 78->159 161 Detected unpacking (changes PE section rights) 78->161 163 Detected unpacking (overwrites its own PE header) 78->163 165 6 other signatures 78->165 81 svchost.exe 78->81         started        83 diskperf.exe 78->83         started        process24 process25 85 WerFault.exe 81->85         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf312133bbf5084cf719d23988bf29b9ff4bb87f88e1c8c63d019640f6ca77a9/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-14 18:20:52 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x4yscm536ueez5yz2i4yrpzjxh7uxod7rdq4rrr5agleb5wko6uq._file
Verdict:
unknown
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Riskware.Generic
+ 13 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-mvh7nkdccs/
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:
bf312133bbf5084cf719d23988bf29b9ff4bb87f88e1c8c63d019640f6ca77a9
MD5 hash:
cd2d0a3af3accb3003c65f11d4245796
SHA1 hash:
5339391fdca30a7089b16956e4e82ecdfc69a582
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/5054ab46-a2bf-4d35-90a9-d91fecca04a8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Tinba
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bf312133bbf5084cf719d23988bf29b9ff4bb87f88e1c8c63d019640f6ca77a9

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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