MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e15f95710c81f116f3b939eb9830cbb4abfbfa649b4953294fbeb467282c031. 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 1 File information Comments

SHA256 hash: 8e15f95710c81f116f3b939eb9830cbb4abfbfa649b4953294fbeb467282c031
SHA3-384 hash: dcd64d79ac8b926f87c70e11922a3dbac78731dde46bba9d290fa6ebe15d987ff27e9cfd77f4244029bb047086991bab
SHA1 hash: 6c8fd0a234e51e1535303f726cfb7ca64904e785
MD5 hash: 1a0e4516a1c7cc94a52f92720ad1ac3c
humanhash: twenty-steak-queen-seventeen
File name:file
Download: download sample
Signature MarsStealer
File size:1'852'928 bytes
First seen:2024-10-13 05:42:48 UTC
Last seen:2024-10-13 06:24:36 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:OL+kbBGFGiyIsIZAMnZK86tSO5QcVzWdmChdISrG:nkQoRDKT6YO5QcNWmChdL
TLSH T1218533AFA5ED8A25DC0D44B0D5BBE395021A0FB603C405C7B98D42F3F306E5966E68DB
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 :
430
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-13 05:43:42 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
93.3%
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.
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.Generic
Status:
Malicious
First seen:
2024-10-13 05:43:06 UTC
File Type:
PE (Exe)
AV detection:
17 of 38 (44.74%)
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:
Malicious
Tags:
stealc
YARA:
n/a
Unpacked files
SH256 hash:
fefd6431949965694235d68fe0aeecc5c4b0e54c3f2a3f90711611006773cd38
MD5 hash:
cb00a7e1f4a78980254d2b03f796a378
SHA1 hash:
3d12240af127d9031e36a8d3e9f2d4bc576d6f04
Detections:
detect_Mars_Stealer
SH256 hash:
8e15f95710c81f116f3b939eb9830cbb4abfbfa649b4953294fbeb467282c031
MD5 hash:
1a0e4516a1c7cc94a52f92720ad1ac3c
SHA1 hash:
6c8fd0a234e51e1535303f726cfb7ca64904e785
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 8e15f95710c81f116f3b939eb9830cbb4abfbfa649b4953294fbeb467282c031

(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