MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 29fb5fd86ddf54fffefeb7b71eebf41a830cf7b3cff782736592849b0cfb8327. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 29fb5fd86ddf54fffefeb7b71eebf41a830cf7b3cff782736592849b0cfb8327
SHA3-384 hash: 5f3ebdd80e7603375a216a86930033557f99cda76c630a548139755794385ef9f52a99b5dbe37d96ec83916f5c880465
SHA1 hash: f00b9006c11bee92f13b3abddd897e70798bd524
MD5 hash: 088fc1b12af1ce629844ab7b5ec9fc9e
humanhash: four-bulldog-alanine-robin
File name:(RECEPT)paymra.com
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:87'552 bytes
First seen:2020-10-28 06:50:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 1536:y26EI+z/6DETgZdf1YYYYYYYYYptHHHHHHR49AGAGjXH/GTem2s8BjCtm:wEp6DETgX9YYYYYYYYYp3491ljXH/GT2
TLSH AD8350133145801BFE779DF246CF98B016E63EEEE04AC26D61C27B1909D7B11096FBA9
Reporter abuse_ch
Tags:AveMariaRAT com RAT


Avatar
abuse_ch
Malspam distributing AveMariaRAT:

HELO: 78.142.35.161
Sending IP: 78.142.35.161
From: (PAMYRA) contact@pamyra.de
Subject: CONFIRMATION
Attachment: RECEPTpaymra.zip (contains "(RECEPT)paymra.com")

AveMariaRAT C2:
128.199.2.90:1022

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Dtloader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/80283/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.44232160.8984.32470.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Launching a process
Creating a process with a hidden window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Adding an access-denied ACE
Creating a file
Using the Windows Management Instrumentation requests
Setting a keyboard event handler
Creating a file in the Program Files subdirectories
Launching a service
Loading a system driver
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Forced shutdown of a system process
Enabling autorun by creating a file
Enabling autorun
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
phis.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/514531
Signature
Binary contains a suspicious time stamp
Contains functionality to hide a thread from the debugger
Contains functionality to hide user accounts
Contains functionality to inject threads in other processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal e-mail passwords
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Drops PE files to the startup folder
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Hides user accounts
Increases the number of concurrent connection per server for Internet Explorer
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AntiVM_3
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 306380 Sample: (RECEPT)paymra.com Startdate: 28/10/2020 Architecture: WINDOWS Score: 100 54 www.google.it 2->54 56 ahgwqrq.xyz 2->56 70 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->70 72 Multi AV Scanner detection for domain / URL 2->72 74 Malicious sample detected (through community Yara rule) 2->74 76 9 other signatures 2->76 8 (RECEPT)paymra.exe 18 4 2->8         started        13 (RECEPT)paymra.exe 2->13         started        15 (RECEPT)paymra.exe 2 2->15         started        17 5 other processes 2->17 signatures3 process4 dnsIp5 62 www.google.it 172.217.21.67 GOOGLEUS United States 8->62 64 ahgwqrq.xyz 172.67.142.40, 443, 49728 CLOUDFLARENETUS United States 8->64 52 C:\Users\user\AppData\...\(RECEPT)paymra.exe, PE32 8->52 dropped 86 Creates an undocumented autostart registry key 8->86 88 Contains functionality to inject threads in other processes 8->88 90 Contains functionality to steal Chrome passwords or cookies 8->90 100 3 other signatures 8->100 19 (RECEPT)paymra.exe 8 9 8->19         started        24 WerFault.exe 23 9 8->24         started        26 timeout.exe 1 8->26         started        28 (RECEPT)paymra.exe 8->28         started        92 Creates autostart registry keys with suspicious names 13->92 94 Creates multiple autostart registry keys 13->94 96 Hides threads from debuggers 13->96 30 timeout.exe 13->30         started        98 Injects a PE file into a foreign processes 15->98 32 timeout.exe 15->32         started        66 104.27.180.69, 443, 49754 CLOUDFLARENETUS United States 17->66 68 104.27.181.69, 443, 49748, 49752 CLOUDFLARENETUS United States 17->68 34 timeout.exe 1 17->34         started        36 timeout.exe 17->36         started        38 2 other processes 17->38 file6 signatures7 process8 dnsIp9 58 128.199.2.90, 1022, 49738 UCCS-UNIVERSITY-OF-COLORADO-COLORADO-SPRINGSUS United Kingdom 19->58 50 C:\Program Files\Microsoft DN1\sqlmap.dll, PE32+ 19->50 dropped 78 Hides user accounts 19->78 80 Tries to steal Mail credentials (via file access) 19->80 82 Tries to harvest and steal browser information (history, passwords, etc) 19->82 84 3 other signatures 19->84 60 192.168.2.1 unknown unknown 24->60 40 conhost.exe 26->40         started        42 conhost.exe 30->42         started        44 conhost.exe 32->44         started        46 conhost.exe 34->46         started        48 conhost.exe 36->48         started        file10 signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/29fb5fd86ddf54fffefeb7b71eebf41a830cf7b3cff782736592849b0cfb8327/
Threat name:
ByteCode-MSIL.Trojan.AveMariaRAT
Create hunting rule
Status:
Malicious
First seen:
2020-10-27 20:21:23 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fh5v7wdn35kp77x6w63r527udkbqz55tz73ye43fskcjwdh3qmtq._file
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat infostealer persistence rat spyware
Link:
https://tria.ge/reports/201028-y9751l7a8x/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Drops file in Program Files directory
Drops file in System32 directory
Modifies service
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
JavaScript code in executable
Modifies WinLogon
Drops startup file
Loads dropped DLL
Reads user/profile data of web browsers
Sets DLL path for service in the registry
Warzone RAT Payload
Modifies WinLogon for persistence
WarzoneRat, AveMaria
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/29fb5fd86ddf54fffefeb7b71eebf41a830cf7b3cff782736592849b0cfb8327

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:Cobalt_functions
Create hunting rule
Author:@j0sm1
Description:Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT
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:Codoso_Gh0st_2
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:MAL_Envrial_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
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:Stealer_word_in_memory
Create hunting rule
Author:James_inthe_box
Description:The actual word stealer in memory
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria
Rule name:win_ave_maria_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_malumpos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:with_sqlite
Create hunting rule
Author:Julian J. Gonzalez <info@seguridadparatodos.es>
Description:Rule to detect the presence of SQLite data in raw image
Reference:http://www.st2labs.com

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AveMariaRAT

zip 52a9892a86f7734b577b3290ee0e2f5d92ea0ec1cb5a8c11202fa3a9143a2d03

AveMariaRAT

Executable exe 29fb5fd86ddf54fffefeb7b71eebf41a830cf7b3cff782736592849b0cfb8327

(this sample)

  
Dropped by
MD5 37974c216a52b0c122b1dff8dba0cdbb
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 52a9892a86f7734b577b3290ee0e2f5d92ea0ec1cb5a8c11202fa3a9143a2d03
Cape
Cape
https://www.capesandbox.com/analysis/80283/

Comments