MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3da4be240ec90da64de8834ef6ddd41b707a41f3ef69bb17b4444ef872f3400e. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments

SHA256 hash: 3da4be240ec90da64de8834ef6ddd41b707a41f3ef69bb17b4444ef872f3400e
SHA3-384 hash: 26d143ed667a5016f03a6ef22c759c89162f343d0594d773f5887b020b3c9cd96a0cf456ca7ac7e5b7ed33f0660afda0
SHA1 hash: 8c3b1a737f835c83ac3bd527bb32015633495355
MD5 hash: 417c8855431dc82b39c3bee40abbf6d8
humanhash: kansas-mirror-montana-michigan
File name:file
Download: download sample
Signature MarsStealer
File size:1'828'352 bytes
First seen:2024-10-13 06:33:56 UTC
Last seen:2024-10-13 07:27:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:ezqK0aVHSLXfHmX8NA5uOo30nlSW4FrZK2uVd:ezqoJS7fh2uxknMzF9K2ur
TLSH T133853385A8E0B7EBCE2B1F7611A1A80475281E35BD95B326F15370B37211DEA13DBCC9
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


Avatar
Bitsight
url: http://185.215.113.103/steam/random.exe

Intelligence


File Origin
# of uploads :
17
# of downloads :
478
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
fd7ecefc496f14b0a77c916d21bf445495228887de1f3cc7187ad4d64a9238cb.exe
Verdict:
Malicious activity
Analysis date:
2024-10-13 06:35:00 UTC
Tags:
lumma stealer exfiltration themida opendir loader stealc amadey botnet

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Tags:
Vmdetect Spam
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc packed
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:
StrelaStealer
Verdict:
Malicious
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
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
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
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)
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Amadey
Status:
Suspicious
First seen:
2024-10-13 06:34:06 UTC
File Type:
PE (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:doma discovery evasion stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Malware Config
C2 Extraction:
http://185.215.113.37
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
ac4e56f1e5f68fa122f8005598bff2ae3ba659bfc902b9f7277fdb3e5e31ced5
MD5 hash:
e059bc43602d8330a7d24a04863a32cb
SHA1 hash:
3ffd50e3dee3578a35c9c999a48d8c39a64cf7ac
Detections:
stealc win_stealc_w0 win_stealc_a0 detect_Mars_Stealer
SH256 hash:
3da4be240ec90da64de8834ef6ddd41b707a41f3ef69bb17b4444ef872f3400e
MD5 hash:
417c8855431dc82b39c3bee40abbf6d8
SHA1 hash:
8c3b1a737f835c83ac3bd527bb32015633495355
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Detect_Malicious_VBScript_Base64
Author:daniyyell
Description:Detects malicious VBScript patterns, including Base64 decoding, file operations, and PowerShell.
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


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

Web download

MarsStealer

Executable exe 3da4be240ec90da64de8834ef6ddd41b707a41f3ef69bb17b4444ef872f3400e

(this sample)

  
Dropped by
Amadey
  
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

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