MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4e420c5efeb26330ec4eb618426d859222b791798df3ae65c59fc20ef2f2889a. 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
| SHA256 hash: | 4e420c5efeb26330ec4eb618426d859222b791798df3ae65c59fc20ef2f2889a |
|---|---|
| SHA3-384 hash: | c8e15e201cf979a38e23a44319accf14a2f79f3fc4890c4a5bb869fa27f1313c0a769bece113afaef15e88e1b968b594 |
| SHA1 hash: | 3c5cb4f4f52a51fd281401e44d5bdd131c369134 |
| MD5 hash: | 3f3d67c567b854f258e9e9eac0758412 |
| humanhash: | failed-don-six-mars |
| File name: | doc.scr |
| Download: | download sample |
| Signature | AveMariaRAT |
| File size: | 189'952 bytes |
| First seen: | 2020-10-17 12:08:00 UTC |
| Last seen: | 2020-10-17 13:05:28 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 3072:glG3J2U2MtDqxmVgUpclSTYYYYYYYYYp3491ljXH/GTem279Ctz:DZhpcF43Ct |
| Threatray | 485 similar samples on MalwareBazaar |
| TLSH | BB047686BD7478E6D56ADBF9499EE82315EC29BD7195C4187EC36E8808F33C0042BF58 |
| Reporter |  abuse_ch |
| Tags: | AveMariaRAT scr |
abuse_ch
Malspam distributing unidentified malware:HELO: mail.m-mail.onine
Sending IP: 78.142.35.163
From: investmentgroup@mail.m-mail.onine, co@mail.m-mail.onine, betty.neff@mayvilleschools.org
Subject: ATTN:
Attachment: doc.rar (contains "doc.scr")
Intelligence
File Origin
# of uploads :
2
# of downloads :
140
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
DNS request
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Setting a keyboard event handler
Creating a file in the Program Files subdirectories
Launching a service
Loading a system driver
Creating a file in the %AppData% directory
Deleting a recently created file
Reading critical registry keys
Creating a file in the %temp% directory
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Forced shutdown of a system process
Stealing user critical data
Enabling autorun by creating a file
Enabling autorun
Result
Threat name:
AveMaria
Detection:
malicious
Classification:
phis.troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Binary contains a suspicious time stamp
Connects to a pastebin service (likely for C&C)
Contains functionality to hide a thread from the debugger
Contains functionality to hide user accounts
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 dropped file
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:
Threat name:
ByteCode-MSIL.Trojan.AveMariaRAT
Status:
Malicious
First seen:
2020-10-17 11:11:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
21 of 29 (72.41%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
avemaria
Similar samples:
+ 475 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Score:
10/10
Tags:
rat persistence spyware infostealer family:warzonerat
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
Unpacked files
SH256 hash:
4e420c5efeb26330ec4eb618426d859222b791798df3ae65c59fc20ef2f2889a
MD5 hash:
3f3d67c567b854f258e9e9eac0758412
SHA1 hash:
3c5cb4f4f52a51fd281401e44d5bdd131c369134
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.71
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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