MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 685a588e407e6c8b4402b481545e69f49804fe1ccc50de4f104ee1a34b624614. 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: 16


Intelligence 16 IOCs YARA File information Comments

SHA256 hash: 685a588e407e6c8b4402b481545e69f49804fe1ccc50de4f104ee1a34b624614
SHA3-384 hash: 883269825bc5c92da4125021605c3f8c99ecc48ef63f304f3bc41615acc43cec6e65c6c4e8da9a94d672a4817a1f033e
SHA1 hash: aed5c37fc540e748a3e1903d68bf864a25c73688
MD5 hash: 7ddf3c055cb816ac3a4c446af107154f
humanhash: eleven-two-kitten-island
File name:file
Download: download sample
Signature MarsStealer
File size:1'847'808 bytes
First seen:2024-09-29 21:34:53 UTC
Last seen:2024-09-29 22:20:02 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:AiIxcS5Zx5XBYd96Z7nMb8fVDtP/oWaRi:MHz521IfVRP/6R
TLSH T1FF8533160EF889BDDC6CC33409E3A48717AC8C661DD6C4A06747967ED6CA330F6EAD48
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 :
9
# of downloads :
411
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-29 21:36:50 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Tags:
Stealer
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
Launching a process
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Running batch commands
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
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
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:
2024-09-29 21:35:06 UTC
File Type:
PE (Exe)
AV detection:
16 of 24 (66.67%)
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:
036ccc1f42db97b0d8c98e0391f3c3346073a63fd33f5d3a9d682172e54c80b8
MD5 hash:
a5bb2975d4fabf4c7b7a4980f5d240a3
SHA1 hash:
a79c595cf30c59467f3dde02a04fdc259b358ce4
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
685a588e407e6c8b4402b481545e69f49804fe1ccc50de4f104ee1a34b624614
MD5 hash:
7ddf3c055cb816ac3a4c446af107154f
SHA1 hash:
aed5c37fc540e748a3e1903d68bf864a25c73688
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 685a588e407e6c8b4402b481545e69f49804fe1ccc50de4f104ee1a34b624614

(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