MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c0b5563f0cca81f928b6a738f5ecf4efaa1bcc768041ce935bca6dec4e684fd. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4c0b5563f0cca81f928b6a738f5ecf4efaa1bcc768041ce935bca6dec4e684fd
SHA3-384 hash: 3226e5b617662c563f20ec7606532bfbf961f572ea29f340f702b9fe0552f7151235fc809f84d84c8462be92b7b151d7
SHA1 hash: 5cb1c1ff5633dfc670ff5ffaa0b86ee8d7acfe79
MD5 hash: 9d9b5219d78056e61c781b71d9f4ca9b
humanhash: wyoming-friend-river-oxygen
File name:4c0b5563f0cca81f928b6a738f5ecf4efaa1bcc768041ce935bca6dec4e684fd
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'338'697 bytes
First seen:2020-11-15 23:03:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 24576:youVqquQv9nq3gVvQDbGV6eH8tk2IbGD2JTu0GoWQDbGV6eH8tk+:yPUbu0gUbNecmC0bNecR
Threatray 29 similar samples on MalwareBazaar
TLSH 89F5A0F0BBE50453D2237631B84FE134A655BC7D4785A36F3B76BC0A852B389A0A3647
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
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.Dropper.Undefined-6662925-0
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.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
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
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
Creating a process with a hidden window
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/537577
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: 317885 Sample: H23c27IpTi Startdate: 16/11/2020 Architecture: WINDOWS Score: 100 141 Antivirus detection for dropped file 2->141 143 Antivirus / Scanner detection for submitted sample 2->143 145 Multi AV Scanner detection for submitted file 2->145 147 6 other signatures 2->147 11 H23c27IpTi.exe 1 51 2->11         started        14 StikyNot.exe 46 2->14         started        16 SyncHost.exe 2->16         started        18 9 other processes 2->18 process3 dnsIp4 159 Detected unpacking (changes PE section rights) 11->159 161 Detected unpacking (overwrites its own PE header) 11->161 163 Spreads via windows shares (copies files to share folders) 11->163 177 3 other signatures 11->177 21 H23c27IpTi.exe 1 3 11->21         started        25 diskperf.exe 5 11->25         started        165 Writes to foreign memory regions 14->165 167 Allocates memory in foreign processes 14->167 169 Injects a PE file into a foreign processes 14->169 27 StikyNot.exe 14->27         started        29 diskperf.exe 14->29         started        171 Antivirus detection for dropped file 16->171 173 Machine Learning detection for dropped file 16->173 175 Sample uses process hollowing technique 16->175 99 127.0.0.1 unknown unknown 18->99 signatures5 process6 file7 79 C:\Windows\System\explorer.exe, PE32 21->79 dropped 149 Installs a global keyboard hook 21->149 31 explorer.exe 47 21->31         started        81 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 25->81 dropped 83 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 25->83 dropped 85 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 25->85 dropped 35 StikyNot.exe 46 25->35         started        signatures8 process9 file10 95 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 31->95 dropped 97 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 31->97 dropped 107 Antivirus detection for dropped file 31->107 109 Machine Learning detection for dropped file 31->109 111 Injects code into the Windows Explorer (explorer.exe) 31->111 119 6 other signatures 31->119 37 explorer.exe 3 17 31->37         started        42 diskperf.exe 31->42         started        113 Detected unpacking (changes PE section rights) 35->113 115 Detected unpacking (creates a PE file in dynamic memory) 35->115 117 Detected unpacking (overwrites its own PE header) 35->117 44 StikyNot.exe 2 35->44         started        46 diskperf.exe 35->46         started        signatures11 process12 dnsIp13 101 vccmd03.googlecode.com 37->101 103 vccmd02.googlecode.com 37->103 105 5 other IPs or domains 37->105 87 C:\Windows\System\spoolsv.exe, PE32 37->87 dropped 89 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 37->89 dropped 151 System process connects to network (likely due to code injection or exploit) 37->151 153 Creates an undocumented autostart registry key 37->153 155 Installs a global keyboard hook 37->155 48 spoolsv.exe 46 37->48         started        51 spoolsv.exe 37->51         started        53 spoolsv.exe 37->53         started        57 4 other processes 37->57 157 Drops executables to the windows directory (C:\Windows) and starts them 44->157 55 explorer.exe 44->55         started        file14 signatures15 process16 file17 121 Antivirus detection for dropped file 48->121 123 Detected unpacking (changes PE section rights) 48->123 125 Detected unpacking (creates a PE file in dynamic memory) 48->125 139 3 other signatures 48->139 60 spoolsv.exe 48->60         started        64 diskperf.exe 48->64         started        127 Spreads via windows shares (copies files to share folders) 51->127 129 Writes to foreign memory regions 51->129 131 Allocates memory in foreign processes 51->131 66 spoolsv.exe 51->66         started        68 diskperf.exe 51->68         started        133 Drops executables to the windows directory (C:\Windows) and starts them 53->133 135 Injects a PE file into a foreign processes 53->135 70 spoolsv.exe 53->70         started        137 Sample uses process hollowing technique 55->137 91 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 57->91 dropped 72 spoolsv.exe 57->72         started        74 diskperf.exe 57->74         started        signatures18 process19 file20 93 C:\Windows\System\svchost.exe, PE32 60->93 dropped 187 Drops executables to the windows directory (C:\Windows) and starts them 60->187 189 Installs a global keyboard hook 60->189 76 svchost.exe 60->76         started        signatures21 process22 signatures23 179 Antivirus detection for dropped file 76->179 181 Machine Learning detection for dropped file 76->181 183 Spreads via windows shares (copies files to share folders) 76->183 185 2 other signatures 76->185
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4c0b5563f0cca81f928b6a738f5ecf4efaa1bcc768041ce935bca6dec4e684fd/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-15 23:06:23 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jqfvky7qzsub7eulnjzy6xwpj35kdpghnacbz2jvxstn5rhgqt6q._file
Verdict:
unknown
Similar samples:
1b65bdc6ffaa9917a397512ec6a3e40cbb93d531691a7b58562db51be68c3830
AveMariaRAT
374620a1de72722202a2bf9f8c0909e1173a1ed31db761bc2c7acbd99df84fd7
AveMariaRAT
40328df2351688250299808aefc7597f9a2998969faaf451df1de690f0f83271
AveMariaRAT
40b08845959df2b231863401e9aab5c6b682e5ef4f4336d73242975b123c5620
AveMariaRAT
538e2ec21cc50a68c5ee8ff2350b0cabfcf2b8d77d2c3ea1cbcaa443be237201
AveMariaRAT
7a3af865eb6e1c11ed04f14c134f892e2eb892ecfbbd324c5af382b499a8127f
AveMariaRAT
7f1df3446a1e0130e99c6de60ab3aedebca5fa49f576591a0a6dfa14c7d9fd21
AveMariaRAT
a828e622f76666e23459f75e1eba33e34b919b1e129d64b937c46a1a30c8a356
AveMariaRAT
bc02ea5cec64a11fe6de318b33b326406975d85c46b58a094a6d893a09f6ed83
AveMariaRAT
efbb6ae3207ae2a624c4b3db113f4a42fbb0b65c8316ece36d29c32b21fd2af0
AveMariaRAT
+ 19 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/201115-9w3sz2vskn/
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:
4c0b5563f0cca81f928b6a738f5ecf4efaa1bcc768041ce935bca6dec4e684fd
MD5 hash:
9d9b5219d78056e61c781b71d9f4ca9b
SHA1 hash:
5cb1c1ff5633dfc670ff5ffaa0b86ee8d7acfe79
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/94869158-a698-4a1c-ae3e-7ff12d42e73c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4c0b5563f0cca81f928b6a738f5ecf4efaa1bcc768041ce935bca6dec4e684fd

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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