MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f39450a99dcee8bb8281e83bca1c958479af1b98823fadeb5a12803833795914. 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



Stealc


Vendor detections: 15


Intelligence 15 IOCs YARA File information Comments

SHA256 hash: f39450a99dcee8bb8281e83bca1c958479af1b98823fadeb5a12803833795914
SHA3-384 hash: c423a417264cf8510ae5fcaf1819b37bce7150096e983882317ac6dad4794ff61c0f88b26447afa61c0211ff1d10ec14
SHA1 hash: 7eb06680788fee3972d8e2584468bcda1665dd7e
MD5 hash: c8dd2e8aed805e3851470ab4e259b07f
humanhash: north-blossom-pennsylvania-winter
File name:file
Download: download sample
Signature Stealc
File size:1'836'544 bytes
First seen:2024-10-23 10:33:25 UTC
Last seen:2024-10-23 11:51:15 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 49152:7T4AGrepzgQvvyAKgOraWVGRfsRdLltPkej9S42Z:IhryEh9mLRLej9S
TLSH T1C085330D17839FDADEA908FC6A74C25866396F5EC53380DFD90D06EB0C1EAC9816D5CA
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 Stealc


Avatar
Bitsight
url: http://185.215.113.16/steam/random.exe

Intelligence


File Origin
# of uploads :
21
# of downloads :
399
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-23 10:37:43 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
95.7%
Tags:
Small Spam Hype Onli
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 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.
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.Stealerc
Status:
Malicious
First seen:
2024-10-23 10:34:07 UTC
File Type:
PE (Exe)
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
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:
be076065cdc00693b6efd567e3803cdd96a3c55337cac000dc5b721d320b8762
MD5 hash:
9cdb90438e1c504715e528a0b454581f
SHA1 hash:
7b03ed2fdbd100266d0b66889f567b66b52291d3
Detections:
stealc win_stealc_w0 win_stealc_a0 detect_Mars_Stealer
SH256 hash:
f39450a99dcee8bb8281e83bca1c958479af1b98823fadeb5a12803833795914
MD5 hash:
c8dd2e8aed805e3851470ab4e259b07f
SHA1 hash:
7eb06680788fee3972d8e2584468bcda1665dd7e
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

Stealc

Executable exe f39450a99dcee8bb8281e83bca1c958479af1b98823fadeb5a12803833795914

(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