MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57f0f57864fcdb8eb41a1eb3773d9e2815f6c05fe22db2ca9c239a13d2a8067f. 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 1 File information Comments

SHA256 hash: 57f0f57864fcdb8eb41a1eb3773d9e2815f6c05fe22db2ca9c239a13d2a8067f
SHA3-384 hash: e7076966599a5a9bae915eab6e9ca2a60a9aa5e561868ca260cb7682add0377a2f22d590a8a0567e1e90ab37a61ebd5a
SHA1 hash: e9293eb477a529b9738f80bf4f33be5e050a3edc
MD5 hash: c604a8822756d00872d64d4adc79828c
humanhash: uniform-zulu-snake-double
File name:file
Download: download sample
Signature Stealc
File size:2'980'510 bytes
First seen:2024-09-19 20:29:53 UTC
Last seen:2024-09-19 20:30:06 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:YwEmzSZMdItRf3DpUs41nasMZiqnqqvOfjVq55ugjE:YES2dItRf3DpUphSoKqqgq55ugjE
Threatray 1 similar samples on MalwareBazaar
TLSH T1FCD55CD2B808BADFD48E2B74842BCE415A6D4BB5072088C3DF6C747A7D67DC125B6C68
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://185.215.113.100/steam/random.exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
419
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-19 20:34:34 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:
92.5%
Tags:
Encryption Infostealer Network Stealth
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Connection attempt to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc obsidium overlay packed 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.Infostealer.Tinba
Status:
Malicious
First seen:
2024-09-19 20:30:05 UTC
File Type:
PE (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:rave credential_access discovery evasion spyware stealer
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks BIOS information in registry
Identifies Wine through registry keys
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Downloads MZ/PE file
Credentials from Password Stores: Credentials from Web Browsers
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Malware Config
C2 Extraction:
http://185.215.113.103
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
f4fccab4d6f89ff1a15e79b113ced5e3059567039aa1994f1672f9cd37f53501
MD5 hash:
b100fbbac775844e9b24af0696369970
SHA1 hash:
5fd9f8f4bbc2e8a482d879b15a0af7213823230e
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
57f0f57864fcdb8eb41a1eb3773d9e2815f6c05fe22db2ca9c239a13d2a8067f
MD5 hash:
c604a8822756d00872d64d4adc79828c
SHA1 hash:
e9293eb477a529b9738f80bf4f33be5e050a3edc
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: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 57f0f57864fcdb8eb41a1eb3773d9e2815f6c05fe22db2ca9c239a13d2a8067f

(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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