MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a0a179b3adea8840e813384f5791ff1cd990527517548910bd523dcf9348334. 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 11 File information Comments

SHA256 hash: 7a0a179b3adea8840e813384f5791ff1cd990527517548910bd523dcf9348334
SHA3-384 hash: 3da3bd2ed7b41a5220e1e31d8d5f325b2856f9d9bef6e3f229359dabdb39b78dd238f197c73f9f515602ebd8c58b821a
SHA1 hash: 2471e9f6b545ebf4d9e4ec971b5cac04254e9cf6
MD5 hash: 8ee4d0db4ab1cadc0edb9d559fd26688
humanhash: don-harry-minnesota-hawaii
File name:SecuriteInfo.com.Win32.PWSX-gen.25416.23466
Download: download sample
Signature Stealc
File size:262'144 bytes
First seen:2023-11-07 16:39:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3fe5bb3fc668b4a0578aa1c393cada27 (1 x Heodo, 1 x Stealc, 1 x Smoke Loader)
ssdeep 3072:5mRunAdVhRgeiJ8Lh9oW+07wOli0xugvN0mM22txIAQNd:44AdVnzq8LYWJugl0muU9
TLSH T15E444C1362D16C61E5275B328E2EC2F4371EF9918F693FEA1659AB2F05B10F1C272706
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0000204640200600 (1 x Stealc)
Reporter SecuriteInfoCom
Tags:exe Stealc

Intelligence


File Origin
# of uploads :
1
# of downloads :
322
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Sending a custom TCP request
Changing a file
Creating a file in the %AppData% subdirectories
Creating a window
Running batch commands
Creating a process with a hidden window
Launching a process
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Stealing user critical data
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control greyware lolbin packed xpack
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
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)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking locale)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Self deletion via cmd or bat file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.StopCrypt
Status:
Malicious
First seen:
2023-11-07 15:37:57 UTC
File Type:
PE (Exe)
Extracted files:
48
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:stealc discovery spyware stealer
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Stealc
Malware Config
C2 Extraction:
http://raymonddixon.icu
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:detect_Mars_Stealer
Author:@malgamy12
Description:detect_Mars_Stealer
Rule name:infostealer_win_stealc_standalone
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:Trojan_W32_Gh0stMiancha_1_0_0
Rule name:Windows_Trojan_Smokeloader_3687686f
Author:Elastic Security
Rule name:Windows_Trojan_Smokeloader_ea14b2a5
Author:Elastic Security
Rule name:win_stealc_w0
Author:crep1x
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:yarahub_win_stealc_bytecodes_oct_2023
Author:Matthew @ Embee_Research

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Stealc

Executable exe 7a0a179b3adea8840e813384f5791ff1cd990527517548910bd523dcf9348334

(this sample)

  
Delivery method
Distributed via web download

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