MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc. 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

MarsStealer

Vendor detections: 15

Intelligence 15 IOCs YARA File information Comments

SHA256 hash:	9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc
SHA3-384 hash:	61c53da82212c37992f5c9c741c16d9479ce1c90e06daf61eafa320c27b96f05b8c47ad8ccad9a44a374a0457a9d5ab0
SHA1 hash:	c62460a7222a2eee80bc8c013cbd6f56cfd8a0fd
MD5 hash:	dd0caaed8398954963c8a3ffb1196e18
humanhash:	utah-glucose-cat-wyoming
File name:	file
Download:	download sample
Signature	MarsStealer Create hunting rule
File size:	1'833'984 bytes
First seen:	2024-10-23 15:50:01 UTC
Last seen:	2024-10-23 16:48:06 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:VQXtQf+CzsDGi4cT+o3EUQFnRPW5jwY+pP3b:i2ftyGi4cZ15cY+9
TLSH	T1268533545F97679BE8C88E72060E0082DD96392A26A73E57500FF78C853BFD963981CB
TrID	27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 20.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.6% (.EXE) Win32 Executable (generic) (4504/4/1) 8.5% (.ICL) Windows Icons Library (generic) (2059/9) 8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
Reporter	Bitsight
Tags:	exe MarsStealer

Bitsight

url: http://185.215.113.16/steam/random.exe

Intelligence

File Origin

# of uploads :

# of downloads :

412

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-10-23 15:51:31 UTC

Tags:

stealer stealc loader themida

Link:

https://app.any.run/tasks/764447f8-d46d-4cf8-845b-5578c5405d00

Note:

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

Detection(s):

SecuriteInfo.com.Win32.TrojanX-gen.11067.2911.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67191cd671be60a5fd48df64

Tags:

Lien Spam

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Searching for analyzing tools

Searching for the window

Running batch commands

Creating a process with a hidden window

Launching a process

Connection attempt to an infection source

Sending an HTTP GET request to an infection source

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

microsoft_visual_cc packed packed packer_detected

Link:

https://www.filescan.io/uploads/67191b2fc06827a6f6b09114/reports/ce170476-4130-4585-93ba-fc772ca20d69/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc

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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/fa6c10cb-c2b4-4648-8710-41ed9df5f024

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1540374

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Found evasive API chain (may stop execution after checking locale)

Found malware configuration

Found many strings related to Crypto-Wallets (likely being stolen)

Hides threads from debuggers

Machine Learning detection for sample

PE file contains section with special chars

Searches for specific processes (likely to inject)

Suricata IDS alerts for network traffic

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Tries to detect virtualization through RDTSC time measurements

Tries to evade debugger and weak emulator (self modifying code)

Tries to harvest and steal Bitcoin Wallet information

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to steal Crypto Currency Wallets

Tries to steal Mail credentials (via file / registry access)

Yara detected Powershell download and execute

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2024-10-23 15:51:04 UTC

File Type:

PE (Exe)

AV detection:

19 of 24 (79.17%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ti645xiohtak75nfdyrqfbke7isftmtdykxjg4bxktmy3u6ink6a._file

Verdict:

malicious

Label(s):

stealc

Similar samples:

error

MarsStealer

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:doma credential_access discovery evasion spyware stealer

Link:

https://tria.ge/reports/241023-s9xhzayaqh/

Behaviour

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks BIOS information in registry

Identifies Wine through registry keys

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Unsecured Credentials: Credentials In Files

Downloads MZ/PE file

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Stealc

Malware Config

C2 Extraction:

http://185.215.113.37

Verdict:

Malicious

Tags:

stealc

YARA:

n/a

Link:

https://app.threat.zone/submission/ca774238-bbd3-42e2-b755-919e18626856

Unpacked files

SH256 hash:

9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc

MD5 hash:

dd0caaed8398954963c8a3ffb1196e18

SHA1 hash:

c62460a7222a2eee80bc8c013cbd6f56cfd8a0fd

Link:

https://www.unpac.me/results/87d10fc3-3462-448d-9c89-2e8c09227e93/

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/9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc

File information

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

Web download

MarsStealer

exe 9a3dcedd0e3cc0aff5a51e23028544fa2459b263c2ae93703754d98dd3c86abc

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3138947/

URLhaus

https://urlhaus.abuse.ch/url/3079215/

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
CHECK_NX	Missing Non-Executable Memory Protection	critical

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