MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0. 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: 20

Intelligence 20 IOCs YARA 22 File information Comments

SHA256 hash:	a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0
SHA3-384 hash:	22c9cf29a3bef7615dae8aee486f8b97cae0ed656977df8333b641d5084dc91e65cfceeaaf70cb2cc01370cda1bba038
SHA1 hash:	a08f60b86dfa532cc515a43ebe477b67871db1fa
MD5 hash:	099120c6a053ee7608db0b2f576e8086
humanhash:	stream-purple-oklahoma-fifteen
File name:	17194198846f19431fa86ff695fe063dadb4561f59dac5dc011432c27d123f4314e8bbacda424.dat-decoded
Download:	download sample
Signature	AveMariaRAT Create hunting rule
File size:	156'160 bytes
First seen:	2024-06-26 16:38:05 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	b9494f92817e4dfbe294ad842e8f1988 (37 x AveMariaRAT)
ssdeep	3072:4NLOpnhTdOw9YAJOzIY9gVl01T2ENipdDg0z5:4NLYdT97JSIFl0QENqF
TLSH	T110E37C327BE188B9E6F6013109F53F398B7DF93111208AAB63905A468D37BCDE955783
TrID	32.2% (.EXE) Win64 Executable (generic) (10523/12/4) 20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 15.4% (.EXE) Win16 NE executable (generic) (5038/12/1) 13.7% (.EXE) Win32 Executable (generic) (4504/4/1) 6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter	abuse_ch
Tags:	AveMariaRAT base64-decoded exe

abuse_ch

Malware dropped as base64 encoded payload

Intelligence

File Origin

# of uploads :

# of downloads :

499

Origin country :

Vendor Threat Intelligence

Malware family:

avemaria

ID:

File name:

a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0.exe

Verdict:

Malicious activity

Analysis date:

2024-06-26 16:39:17 UTC

Tags:

rat avemaria remote bazaloader loader warzone

Link:

https://app.any.run/tasks/18876f32-1536-49d1-883d-9008556e677d

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

Win.Malware.AveMaria-8799014-1

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=667c442c7d0e07b08a473faewin10vpnfull_triage

Tags:

Generic Network Stealth Warzonerat

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt

Using the Windows Management Instrumentation requests

Sending a custom TCP request

Creating a file in the %AppData% directory

Reading critical registry keys

Creating a file in the %temp% directory

Stealing user critical data

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug anti-vm cmd cobalt crypto evasive explorer fingerprint hacktool installer keylogger lolbin microsoft_visual_cc packed regedit shell32 stealer wmic

Link:

https://www.filescan.io/uploads/667c442749a1c830626895ed/reports/5886d8dd-c5e8-4b60-b1a0-1f0f86fe5c80/overview

Verdict:

Malicious

Labled as:

ShellCode.RDI.Marte.1.Generic

Link:

https://www.hybrid-analysis.com/sample/a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0

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.

Malware family:

AVE_MARIA

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/0996db05-434f-4411-8ded-c9d16a736e82

Result

Threat name:

AveMaria, PrivateLoader

Detection:

malicious

Classification:

phis.troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1463134

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Connects to many ports of the same IP (likely port scanning)

Contains functionality to hide user accounts

Contains functionality to steal Chrome passwords or cookies

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Increases the number of concurrent connection per server for Internet Explorer

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Snort IDS alert for network traffic

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 / registry access)

Yara detected AveMaria stealer

Yara detected PrivateLoader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0

Detection:

warzone

Link:

https://mwdb.cert.pl/sample/a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0/

Threat name:

Win32.Backdoor.Remcos

Status:

Malicious

First seen:

2024-06-26 16:39:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

23 of 24 (95.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=u4d2mtpbqrvzb7pwbdl7eqzy5ejuidbgbjlzeeiitbq7e2js5pya._file

Verdict:

malicious

Label(s):

avemaria

Result

Malware family:

warzonerat

Score:

10/10

Tags:

family:warzonerat collection infostealer rat spyware stealer

Link:

https://tria.ge/reports/240626-t5x5dawblj/

Behaviour

outlook_office_path

outlook_win_path

Accesses Microsoft Outlook profiles

Loads dropped DLL

Reads user/profile data of web browsers

WarzoneRat, AveMaria

Malware Config

C2 Extraction:

109.248.151.231:52048

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/b366f6b5-95fa-4d39-afd8-adaffe42e06f

Unpacked files

SH256 hash:

477cab8d4385172d679200edc6619462de2402d912f21f36981fc058987a6d52

MD5 hash:

16a9ddc4b32981114fe4f069a4353105

SHA1 hash:

bf73849f57c150f9e2199c61427f631be2dfa595

Link:

https://www.unpac.me/results/75d282ad-abfd-4796-87b6-bebf6fd01785/

SH256 hash:

f71d97c3d42af0eb4cc74e640a995eb0f288bab59b7be5cd89eccb21cd304f36

MD5 hash:

6c72218c48cd68cbcb654675053a0abb

SHA1 hash:

12207fa32070f99683648d87b44410e5d3cdf2de

Link:

https://www.unpac.me/results/75d282ad-abfd-4796-87b6-bebf6fd01785/

SH256 hash:

cc84d00146e74fdb25e4981e44565564d3a8d326a8bba0bb5d0083bd918e15ac

MD5 hash:

3471b38c7f0af0a8fe69b99cd13e3bb2

SHA1 hash:

040a96c1a80aae94154834a544e3b64a234f5fb0

Link:

https://www.unpac.me/results/75d282ad-abfd-4796-87b6-bebf6fd01785/

SH256 hash:

a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0

MD5 hash:

099120c6a053ee7608db0b2f576e8086

SHA1 hash:

a08f60b86dfa532cc515a43ebe477b67871db1fa

Detections:

Warzone

win_ave_maria_auto

win_ave_maria_g0

MAL_Envrial_Jan18_1

MALWARE_Win_AveMaria

MALWARE_Win_WarzoneRAT

INDICATOR_SUSPICIOUS_EXE_RegKeyComb_IExecuteCommandCOM

INDICATOR_SUSPICIOUS_Binary_References_Browsers

potential_termserv_dll_replacement

Link:

https://www.unpac.me/results/75d282ad-abfd-4796-87b6-bebf6fd01785/

Malware family:

Warzone

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a707a64de184/report/overview.html

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/a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0

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:	avemaria_rat_yhub Create hunting rule
Author:	Billy Austin
Description:	Detects AveMaria RAT a.k.a. WarZone

Rule name:	AveMaria_WarZone Create hunting rule

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	Disable_Defender Create hunting rule
Author:	iam-py-test
Description:	Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen

Rule name:	HeavensGate Create hunting rule
Author:	kevoreilly
Description:	Heaven's Gate: Switch from 32-bit to 64-mode

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_RegKeyComb_IExecuteCommandCOM Create hunting rule
Author:	ditekSHen
Description:	Detects executables embedding command execution via IExecuteCommand COM object

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	maldoc_getEIP_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	MALWARE_Win_AveMaria Create hunting rule
Author:	ditekSHen
Description:	AveMaria variant payload

Rule name:	MALWARE_Win_WarzoneRAT Create hunting rule
Author:	ditekSHen
Description:	Detects AveMaria/WarzoneRAT

Rule name:	MAL_Envrial_Jan18_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	MAL_Envrial_Jan18_1_RID2D8C Create hunting rule
Author:	Florian Roth
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	meth_get_eip Create hunting rule
Author:	Willi Ballenthin

Rule name:	meth_peb_parsing Create hunting rule
Author:	Willi Ballenthin

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	Windows_Generic_Threat_76a7579f Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_AveMaria_31d2bce9 Create hunting rule
Author:	Elastic Security

Rule name:	win_ave_maria_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.ave_maria.

File information

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

Web download

AveMariaRAT

unknown 6f19431fa86ff695fe063dadb4561f59dac5dc011432c27d123f4314e8bbacda

AveMariaRAT

exe a707a64de1846b90fdf608d7f24338e913440c260a579211089861f26932ebf0

(this sample)

Dropped by

SHA256 6f19431fa86ff695fe063dadb4561f59dac5dc011432c27d123f4314e8bbacda

Dropped by

MD5 fbede08fbf9132b31cbc57436a4e7a8e

URLhaus

https://urlhaus.abuse.ch/url/2908013/

Delivery method

Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::FreeSid ADVAPI32.dll::InitializeSecurityDescriptor
COM_BASE_API	Can Download & Execute components	ole32.dll::CoCreateInstance ole32.dll::CoInitializeSecurity
DP_API	Uses DP API	CRYPT32.dll::CryptUnprotectData
KERNEL_API	Manipulates Windows Kernel & Drivers	ntdll.dll::RtlInitUnicodeString
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::SetSecurityDescriptorDacl
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteExW SHELL32.dll::ShellExecuteW SHELL32.dll::ShellExecuteExA SHELL32.dll::SHFileOperationW
URL_MONIKERS_API	Can Download & Execute components	urlmon.dll::URLDownloadToFileW
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateRemoteThread KERNEL32.dll::CreateProcessA KERNEL32.dll::CreateProcessW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken KERNEL32.dll::VirtualAllocEx
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess ntdll.dll::NtQueryInformationProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WinExec
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW SHELL32.dll::SHCreateDirectoryExW KERNEL32.dll::CreateFileW KERNEL32.dll::CreateFileA KERNEL32.dll::DeleteFileW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW ADVAPI32.dll::LookupAccountSidW ADVAPI32.dll::LookupPrivilegeValueW
WIN_BCRYPT_API	Can Encrypt Files	bcrypt.dll::BCryptDecrypt bcrypt.dll::BCryptGenerateSymmetricKey bcrypt.dll::BCryptOpenAlgorithmProvider bcrypt.dll::BCryptSetProperty
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegCreateKeyExA ADVAPI32.dll::RegDeleteKeyA ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegOpenKeyExA
WIN_SOCK_API	Uses Network to send and receive data	WS2_32.dll::freeaddrinfo WS2_32.dll::getaddrinfo WS2_32.dll::InetNtopW
WIN_SVC_API	Can Manipulate Windows Services	ADVAPI32.dll::ChangeServiceConfigW ADVAPI32.dll::OpenSCManagerW ADVAPI32.dll::OpenServiceW ADVAPI32.dll::QueryServiceConfigW ADVAPI32.dll::QueryServiceStatusEx ADVAPI32.dll::StartServiceW
WIN_USER_API	Performs GUI Actions	USER32.dll::CreateWindowExW

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