MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36453fb6acaf0514d0af6fbf8ed6b8da0372c90b713c18ef73d63b97f2ec5f53. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments

SHA256 hash: 36453fb6acaf0514d0af6fbf8ed6b8da0372c90b713c18ef73d63b97f2ec5f53
SHA3-384 hash: e2bef3668ddc6cca2df6ba81d3567ca9898187a11d9e34476bb53fe907456225bae33bdfcc0f9bd3cfca22845cddf629
SHA1 hash: 6a36b4ad1ca0fce053b450cf21fe848a168870e6
MD5 hash: c4989e7909961b15e2428e4bdc416bf1
humanhash: uranus-muppet-arkansas-bulldog
File name:file
Download: download sample
Signature Stealc
File size:1'839'104 bytes
First seen:2024-09-29 13:15:22 UTC
Last seen:2024-09-29 14:36:20 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:wgKdD5zyIIUHgsgsCJY/uLKrFRp87pHYZwssGp67VNyuB+JHB/vnPVN2WeQD3mXH:MF2UOY/uLEXg7ssr9Q/lNO4CEUvhZ
TLSH T1AC8533446FD380E5D0B8997BC95F9EA863B54190A4EEE0534F89A9FB053E0450B37F72
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://185.215.113.103/steam/random.exe

Intelligence


File Origin
# of uploads :
12
# of downloads :
482
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-29 13:15:47 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
Vmdetect Socks Spam
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:
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
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:
2024-09-29 13:16:12 UTC
File Type:
PE (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:save 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:
98c48f9bf7ac7f784a72c039a04b6dcc35cd7edf1c7d91e12d2b4cabbe83ced1
MD5 hash:
80430c54c82282c511e4afc9b2a9eccd
SHA1 hash:
65d65578ebcf5b469d5ef6c05afbf641a886a6f2
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
36453fb6acaf0514d0af6fbf8ed6b8da0372c90b713c18ef73d63b97f2ec5f53
MD5 hash:
c4989e7909961b15e2428e4bdc416bf1
SHA1 hash:
6a36b4ad1ca0fce053b450cf21fe848a168870e6
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:Detect_Malicious_VBScript_Base64
Author:daniyyell
Description:Detects malicious VBScript patterns, including Base64 decoding, file operations, and PowerShell.
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

Stealc

Executable exe 36453fb6acaf0514d0af6fbf8ed6b8da0372c90b713c18ef73d63b97f2ec5f53

(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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