MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d5bbca7e6e9ef629623a0950983a2889fe0a6025df90c94aaf3b1bb9eefc3621. 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: d5bbca7e6e9ef629623a0950983a2889fe0a6025df90c94aaf3b1bb9eefc3621
SHA3-384 hash: 01167703d31420dc48e2ba73351743427c183ed2c6be75a4e872420f8fcbdf43176f748ec41d0f58bb99c1949ce65565
SHA1 hash: c6a0998697fdab4285008a9c7285545486bf98e5
MD5 hash: 023b4e7893e6c15f17f2d09a39960713
humanhash: william-alanine-louisiana-diet
File name:file
Download: download sample
Signature MarsStealer
File size:1'755'648 bytes
First seen:2024-08-26 16:17:48 UTC
Last seen:2024-08-26 17:29:10 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:OWEi7A82nN3f0QHCH+n+PTNh4CLsr1bBPHT4:ODic3JHCH+n+PVsr1bNM
TLSH T17D8533C328A7245DF98B4F7120281EB61F2A5985CDBCA3397F1EE19E14E35F224A50DC
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 :
10
# of downloads :
374
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-08-26 16:22:04 UTC
Tags:
stealer stealc loader themida

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
Infostealer Network Stealth
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:
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:
Stealc, Vidar
Detection:
malicious
Classification:
troj.spyw.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
Found many strings related to Crypto-Wallets (likely being stolen)
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)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Stealerc
Status:
Malicious
First seen:
2024-08-26 16:18:05 UTC
File Type:
PE (Exe)
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Verdict:
unknown
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:leva 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://185.215.113.100
Unpacked files
SH256 hash:
509f4b16434831eee6310bd93812b85cec075ce6bcca32f53a54f0ea48e22f5c
MD5 hash:
26741db19cec885485350109893fb6f1
SHA1 hash:
25d5aeed657865f9e0698e710ecc2bf1b20efda6
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
d5bbca7e6e9ef629623a0950983a2889fe0a6025df90c94aaf3b1bb9eefc3621
MD5 hash:
023b4e7893e6c15f17f2d09a39960713
SHA1 hash:
c6a0998697fdab4285008a9c7285545486bf98e5
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 d5bbca7e6e9ef629623a0950983a2889fe0a6025df90c94aaf3b1bb9eefc3621

(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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