MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d. 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 10 File information Comments 1

SHA256 hash:	11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d
SHA3-384 hash:	752a9015c25fe420c24148cc9382123cca133a7881c414bedb0a76aacc4ba6ba8afb25270e494b886c74a7fcf16d861c
SHA1 hash:	16d880c6293f149b3bdb7fbf9e1ce30064154485
MD5 hash:	441faf942ce0407bd646c1e281b6dba0
humanhash:	four-massachusetts-lion-apart
File name:	441faf942ce0407bd646c1e281b6dba0
Download:	download sample
Signature	Stealc Create hunting rule
File size:	283'648 bytes
First seen:	2024-06-08 13:03:48 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	16aa8fb006c8d2658da0ba12de3aafa2 (1 x Stealc, 1 x UACModuleSmokeLoader)
ssdeep	3072:1gQGIYDLT57dIVNFQ3+824w2yj95GsYiq8VG4+221qYuzLxiN4i5Yd:1v/2LT5RGFC2bj959VG4+24qYuHxd
TLSH	T166549C5136A0C832CC765732A821C7A15E3BBC331EB555CFB7A43A6E5E772E01A1538B
TrID	34.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 25.8% (.EXE) InstallShield setup (43053/19/16) 18.7% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 6.3% (.EXE) Win64 Executable (generic) (10523/12/4) 3.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
File icon (PE):
dhash icon	01badcd4c9d0d4c4 (1 x Stealc, 1 x LummaStealer)
Reporter	zbetcheckin
Tags:	32 exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

514

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d.exe

Verdict:

Malicious activity

Analysis date:

2024-06-08 13:07:02 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/f2c3735e-4788-46f2-88c9-5e68fb2af319

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

Win.Packed.Fareit-10030127-0

Gathering data

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Connection attempt to an infection source

Sending an HTTP GET request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint microsoft_visual_cc

Link:

https://www.filescan.io/uploads/666456c70bf5978c0b0d9d2b/reports/20117ab8-344e-4c7c-b668-991170467267/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d

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.

Malware family:

Stealc

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/9e864cb0-055a-463d-a609-0f0e28ec1e3d

Result

Threat name:

Mars Stealer, Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1454025

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)

Detected unpacking (overwrites its own PE header)

Found evasive API chain (may stop execution after checking locale)

Found malware configuration

Found many strings related to Crypto-Wallets (likely being stolen)

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

Searches for specific processes (likely to inject)

Self deletion via cmd or bat file

Snort IDS alert for network traffic

Tries to harvest and steal Bitcoin Wallet information

Tries to harvest and steal ftp login credentials

Tries to steal Crypto Currency Wallets

Yara detected Mars stealer

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d/

Threat name:

Win32.Spyware.Vidar

Status:

Malicious

First seen:

2024-06-08 13:04:08 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=cgtjievkooxqw3zkkehtlgs4n3rshh3ff2zpikbr6ox57cc2bnwq._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:default12 discovery spyware stealer

Link:

https://tria.ge/reports/240608-qaxnkscg53/

Behaviour

Checks processor information in registry

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

Executes dropped EXE

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://185.172.128.170

Unpacked files

SH256 hash:

231cbd43f1c105fe8494d1c8f5801f250ae629288bae3bea7fddf7c84430c1a8

MD5 hash:

b7336017be8dc75ec8ea3bddb434a8c6

SHA1 hash:

9f2add480b9c46043423b7b4cd7d78bf825e3c70

Detections:

stealc

win_stealc_auto

Link:

https://www.unpac.me/results/44ab29c6-b553-4874-b883-06cdf8f0e383/

Parent samples :

754a70daba3fc467aa3651350fb2388c322c3f9b2eaa4c0717bdb5dc52aa4c55
11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d
1b22d591b5b5e0df440369831ce403f2297f2d1f83d528d76868ccbe07017017

SH256 hash:

11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d

MD5 hash:

441faf942ce0407bd646c1e281b6dba0

SHA1 hash:

16d880c6293f149b3bdb7fbf9e1ce30064154485

Link:

https://www.unpac.me/results/44ab29c6-b553-4874-b883-06cdf8f0e383/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/11a69412aa73/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d

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 Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	detect_Mars_Stealer Create hunting rule
Author:	@malgamy12
Description:	detect_Mars_Stealer

Rule name:	infostealer_win_stealc_standalone Create hunting rule
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 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	malware_Stealc_str Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	Stealc infostealer

Rule name:	Windows_Trojan_Generic_2993e5a5 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Stealc_b8ab9ab5 Create hunting rule
Author:	Elastic Security

Rule name:	win_stealc_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.stealc.

Rule name:	win_stealc_w0 Create hunting rule
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/

File information

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

Web download

Stealc

exe 11a69412aa73af0b6f2a510f359a5c6ee3239f652eb2f42831f3afdf885a0b6d

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2754939/

URLhaus

https://urlhaus.abuse.ch/url/2852104/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::SetThreadToken KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::FindNextVolumeW KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleOutputA KERNEL32.dll::WriteConsoleA KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetConsoleCursorInfo KERNEL32.dll::SetConsoleTitleW KERNEL32.dll::SetStdHandle
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::SetVolumeMountPointA
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW

Comments

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zbet commented on 2024-06-08 13:03:49 UTC

url : hxxp://185.172.128.159/dl.php