MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 085f8f69ffc1161495762c6262e3ff82844a062c3a67c7bd8e2ace522c86189f. 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 File information Comments

SHA256 hash: 085f8f69ffc1161495762c6262e3ff82844a062c3a67c7bd8e2ace522c86189f
SHA3-384 hash: 19fc5e18363f779e8f592746a2a8d4cb2e05e3c7997ab676bfae4a55c4b99d39bb36e0a088a033f4a114dbbc67bd33ad
SHA1 hash: 857931b21a2e79c55ff9853b438f6ea5aa69f961
MD5 hash: f48f8853c69d981dbf9ee1d3d3360ad5
humanhash: mississippi-fruit-seventeen-beryllium
File name:file
Download: download sample
Signature MarsStealer
File size:1'853'440 bytes
First seen:2024-10-20 13:10:59 UTC
Last seen:2024-10-20 13:28:58 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 24576:GhbJHnSBf/OeNt1NYQPOjY04CzFg37lUfgw2j7gaiCneq0ks/rAl4y1rRdGCKF7m:6JyB5DfHNC5gtw8eCevxW1RCbKBT
TLSH T1038533DB0E471CB2C6DB42F2A267579A6F50EF00A58A8A9D0C0890395E0F1F575F64BF
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://185.215.113.16/steam/random.exe

Intelligence


File Origin
# of uploads :
18
# of downloads :
404
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-20 13:12:53 UTC
Tags:
lumma stealer themida loader stealc amadey botnet

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.9%
Tags:
Small Spam Hype Onli
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
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
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.Spyware.Stealc
Status:
Suspicious
First seen:
2024-10-20 13:11:14 UTC
File Type:
PE (Exe)
AV detection:
18 of 24 (75.00%)
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
Unpacked files
SH256 hash:
c514533a1faf2e956f47e1ee273f81febc7f81b8dd15f50c0b0f0d5a08c2570f
MD5 hash:
38cfc5a49c0932e6f2f41bdc6f45db52
SHA1 hash:
f7a3419f45ab88a35a9b9c4bd319b8b9b1455a61
Detections:
stealc win_stealc_w0 win_stealc_a0 detect_Mars_Stealer
SH256 hash:
085f8f69ffc1161495762c6262e3ff82844a062c3a67c7bd8e2ace522c86189f
MD5 hash:
f48f8853c69d981dbf9ee1d3d3360ad5
SHA1 hash:
857931b21a2e79c55ff9853b438f6ea5aa69f961
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 085f8f69ffc1161495762c6262e3ff82844a062c3a67c7bd8e2ace522c86189f

(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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