MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d9b1bf179a7d03f5d615e317b007c396330442a4c36deb884c3d0de3c5403ef. 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: 8d9b1bf179a7d03f5d615e317b007c396330442a4c36deb884c3d0de3c5403ef
SHA3-384 hash: d26fcf36b0c84c8ac30c5255708a86159d4130d548a1dfa5e155c900021463e0af2e153ec16d10cec80efc152d655462
SHA1 hash: 5fc71f7ad329c3ca66500c517e654188e5f53ca2
MD5 hash: 404872c48c180c7ca613f07603a79f2e
humanhash: sodium-july-carolina-sodium
File name:file
Download: download sample
Signature MarsStealer
File size:1'894'912 bytes
First seen:2024-10-12 00:12:26 UTC
Last seen:2024-10-12 01:35:37 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:GDbmp09fpBWrVQiM19yU51eLBnoRhJBN+2lNj39:GDFRpBUxM19y61ABnaD+K
TLSH T1AA9533D47963EA75C8ED8F71892B553847B0B9A4D0C12A3D4B316EFEA8C3E810573B58
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 :
15
# of downloads :
402
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-12 00:13:50 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Tags:
Exploit Spam Hype Onli
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
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 domain / URL
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.Generic
Status:
Malicious
First seen:
2024-10-12 00:13:06 UTC
File Type:
PE (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  2/5
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:
e0e2877bc9f542bd284cb0ae89fe2911273c0b531a35863e93c00d28ba102c9f
MD5 hash:
9eb7cfb70c838eca17ff73b558db3b5e
SHA1 hash:
ee35a48b5b9c4a88765d89e07a1d3786588a2d5d
Detections:
stealc win_stealc_w0 win_stealc_a0 detect_Mars_Stealer
SH256 hash:
8d9b1bf179a7d03f5d615e317b007c396330442a4c36deb884c3d0de3c5403ef
MD5 hash:
404872c48c180c7ca613f07603a79f2e
SHA1 hash:
5fc71f7ad329c3ca66500c517e654188e5f53ca2
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

MarsStealer

Executable exe 8d9b1bf179a7d03f5d615e317b007c396330442a4c36deb884c3d0de3c5403ef

(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