MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 29ccb9b73cef0dec4afe5a18560b5b65e0731c7e1030d753267c262cd9c2f3a1. 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: 19


Intelligence 19 IOCs YARA 1 File information Comments

SHA256 hash: 29ccb9b73cef0dec4afe5a18560b5b65e0731c7e1030d753267c262cd9c2f3a1
SHA3-384 hash: 7174f7d8021d8662c90784df5c372260c5d4e4e463148fb2ff45f7b0a0efca8bfee8590adeda9c8792352708cc1316b1
SHA1 hash: 95eab98d5568999eb492267c57cd6ce911a30bdf
MD5 hash: c9b922ad4cd81d079feea7f168fda043
humanhash: tango-muppet-golf-bluebird
File name:file
Download: download sample
Signature MarsStealer
File size:1'772'032 bytes
First seen:2024-09-13 13:17:52 UTC
Last seen:2024-09-13 13:18:00 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:F5R6PxDeoBCKCbA6+AXqQMHuyk1FFvrmiqf7k:F+BBBCKCbA6JMlk1Dmie
TLSH T19E853393DEE21275D00F807566CFFB6EEEBA84B90C56C8A50C0AB57A84316227D33D5D
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://31.41.244.11/steam/random.exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
395
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
0ec952da5d48ceb59202823d7549139eb024b55d93c2eaf98ca6fa99210b4608.exe
Verdict:
Malicious activity
Analysis date:
2024-09-13 16:44:14 UTC
Tags:
amadey botnet stealer loader stealc themida

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
93.3%
Tags:
Infostealer Network Stealth Crypt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
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:
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.
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 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.Stealerc
Status:
Malicious
First seen:
2024-09-13 13:18:05 UTC
File Type:
PE (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:rave 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://185.215.113.103
Unpacked files
SH256 hash:
8e5bbcd0d1d91a07f17fbe707927b17af71863908bac6e46b9ca9b922f5ca51e
MD5 hash:
7d7dd46f711dc5fb64d8704e86828c1c
SHA1 hash:
12a8a3b7645d11677e61804dcb35b11671dfb100
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
29ccb9b73cef0dec4afe5a18560b5b65e0731c7e1030d753267c262cd9c2f3a1
MD5 hash:
c9b922ad4cd81d079feea7f168fda043
SHA1 hash:
95eab98d5568999eb492267c57cd6ce911a30bdf
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: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 29ccb9b73cef0dec4afe5a18560b5b65e0731c7e1030d753267c262cd9c2f3a1

(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

Comments