MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d81a4a8069199cb989351fb3053f47dd97027446886cb2b0044fef773749a81b. 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: 14


Intelligence 14 IOCs YARA 1 File information Comments

SHA256 hash: d81a4a8069199cb989351fb3053f47dd97027446886cb2b0044fef773749a81b
SHA3-384 hash: 53f4c4931a6920187a21d7222d57c3b517ce46c957c4051f5a8b1b113605d475fb5a68f87bbbc96f175dc5827501a5a2
SHA1 hash: 32e71c4cc3bf1fdc09e20ca38b9354cc0e71d102
MD5 hash: 064e974ce49d5244b3ff3722f5f3c27c
humanhash: high-pizza-failed-california
File name:file
Download: download sample
Signature Stealc
File size:2'494'976 bytes
First seen:2024-07-11 18:35:08 UTC
Last seen:2024-07-11 18:39:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 001806c33a6e9fe5fbff34bdbd79b591 (112 x Stealc, 9 x MarsStealer, 1 x Amadey)
ssdeep 49152:1jVC8nkD0S3zwrsXr6YkGpbAH/FwhuvBscwidRkTfRl6lir:1jODwrsXrNVAlwPTS4
TLSH T1FCB5330AC67117EAFB94473B940094A5DE8EC39BA30C415BB126CE1E2FC674C7AD51FA
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)
Reporter Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://77.91.77.81/stealc/random.exe

Intelligence


File Origin
# of uploads :
8
# of downloads :
373
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d81a4a8069199cb989351fb3053f47dd97027446886cb2b0044fef773749a81b.exe
Verdict:
Malicious activity
Analysis date:
2024-07-11 18:41:25 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
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
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:
Mars Stealer, Stealc, Vidar
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 malware configuration
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file has nameless sections
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Yara detected Mars stealer
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Infostealer.Multiverze
Status:
Malicious
First seen:
2024-07-11 18:36:06 UTC
File Type:
PE (Exe)
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:hate discovery spyware stealer
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Downloads MZ/PE file
Stealc
Malware Config
C2 Extraction:
http://85.28.47.30
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
d81a4a8069199cb989351fb3053f47dd97027446886cb2b0044fef773749a81b
MD5 hash:
064e974ce49d5244b3ff3722f5f3c27c
SHA1 hash:
32e71c4cc3bf1fdc09e20ca38b9354cc0e71d102
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:maldoc_getEIP_method_1
Author:Didier Stevens (https://DidierStevens.com)

File information


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

Web download

Stealc

Executable exe d81a4a8069199cb989351fb3053f47dd97027446886cb2b0044fef773749a81b

(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
Reviews
IDCapabilitiesEvidence
SHELL_APIManipulates System Shellshell32.dll::ShellExecuteA
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryA
WIN_BASE_IO_APICan Create Filesversion.dll::GetFileVersionInfoA

Comments