MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318. 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 5 File information Comments 1

SHA256 hash:	1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318
SHA3-384 hash:	6f1eb05d4b97c2802e574adc8ea6c0c250d4d93c80ae0a4fad65cc17a29171437bae88f4496a56638544952365d653b7
SHA1 hash:	5929ac3bc9d010755efc6b353268310c1624dace
MD5 hash:	c84cf68fa56d169c1156c124cbd9dfbc
humanhash:	avocado-uranus-sodium-oscar
File name:	c84cf68fa56d169c1156c124cbd9dfbc
Download:	download sample
Signature	Stealc Create hunting rule
File size:	594'296 bytes
First seen:	2024-10-07 02:43:18 UTC
Last seen:	2024-10-07 03:40:14 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	a60bdb87c5f6c8156150002e03d82eb0 (17 x Stealc)
ssdeep	12288:jK7qQnYbvtP2qLaeHip/DYXaRsAbpZLRL7ZW/prKa:jKtnYjXRHipMavtZLlY/Fr
Threatray	240 similar samples on MalwareBazaar
TLSH	T1D1C40211B5C0C472C57314324AF4EAB4AEBDB8304F664D9F27695B3F4F30682E6256AB
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) (4504/4/1)
Magika	pebin
Reporter	zbetcheckin
Tags:	32 exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

405

Origin country :

Vendor Threat Intelligence

Malware family:

vidar

ID:

File name:

c84cf68fa56d169c1156c124cbd9dfbc

Verdict:

Malicious activity

Analysis date:

2024-10-07 02:48:29 UTC

Tags:

vidar stealer stealc loader

Link:

https://app.any.run/tasks/d9623bd5-00c6-4a34-930f-0fefd7db6121

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.Inject5.10034.12680.17255.UNOFFICIAL

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67034af6ebeac9e6805121cd

Tags:

Stealer Exploit Zpack

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint invalid-signature microsoft_visual_cc overlay packed signed

Link:

https://www.filescan.io/uploads/67034af54f53598f14927640/reports/76d5a717-9950-4092-91d1-17520da99531/overview

Verdict:

Malicious

Labled as:

Jaik.Generic

Link:

https://www.hybrid-analysis.com/sample/1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318

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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/6a9f553c-d06d-4109-b5a7-2665b5b4ac8e

Result

Threat name:

Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1527584

Signature

AI detected suspicious sample

Allocates memory in foreign processes

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contains functionality to inject code into remote processes

Found malware configuration

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

Injects a PE file into a foreign processes

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Searches for specific processes (likely to inject)

Sigma detected: Silenttrinity Stager Msbuild Activity

Suricata IDS alerts for network traffic

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Crypto Currency Wallets

Writes to foreign memory regions

Yara detected AntiVM3

Yara detected Powershell download and execute

Yara detected Vidar

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318/

Threat name:

Win32.Spyware.Stealc

Status:

Malicious

First seen:

2024-10-07 02:44:08 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=cwdnhjljsm5sxp3fzf5z4ecniokw5nhak7w4aggdfhk2tjmaamma._file

Verdict:

malicious

Label(s):

stealc

Stealc

7ffc2e99e06f93704ab32bd39627ee66d1f114b89c45463eeb198af72de0613d

Stealc

af7db44f0971145d05b8ce1757fc2f8d0f549f39d2ea1818a96851f8d1df07eb

Stealc

b986a005dc342782efd295081e8facc359647bf5f37a772294af3d65be47b7a6

Stealc

error

Stealc

+ 230 additional samples on MalwareBazaar

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar credential_access discovery spyware stealer

Link:

https://tria.ge/reports/241007-c76e4a1bnq/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Browser Information Discovery

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Loads dropped DLL

Unsecured Credentials: Credentials In Files

Downloads MZ/PE file

Detect Vidar Stealer

Vidar

Malware Config

C2 Extraction:

http://lade.petperfectcare.com:80
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed

Verdict:

Malicious

Tags:

stealc vidar stealc

YARA:

n/a

Link:

https://app.threat.zone/submission/473ba749-c076-4a9c-af93-1b68f3d3b30b

Unpacked files

SH256 hash:

0a6b558dc092b4f6bce802a6407fe468f7b973c82db36e2d7a0d0db5635838b4

MD5 hash:

1fbd01ee768b7c4abfd2783a4707a072

SHA1 hash:

15288415ec755c2673da3c716386abfdd35aaaed

Link:

https://www.unpac.me/results/699f62ab-33ea-42c6-92e3-0802f3e45e9f/

SH256 hash:

b23582ff774bf4133821f6451db4d052e474f46b9d3d32e6efa36f931929312f

MD5 hash:

81e46bd6370e55ed3d23c5a7ab12d269

SHA1 hash:

987cfd303f1cab854f30aaa6224afd57b02350dd

Detections:

VidarStealer

Link:

https://www.unpac.me/results/699f62ab-33ea-42c6-92e3-0802f3e45e9f/

Parent samples :

49a7f82743a038d7a570d5d5d8ecb92f369f0e6dbba6532674c4789f0daf9b31
1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318
2bda40435881101ace72e48ffcc04afa3e5ca6e9e6caf79b0a5a132840152ada
74d97d001058dc33a510dc4da4001a69ebe56b63facb1720f8959714953d9746
7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b
97596ac4b0b3d839d53b03d9217c7628c977365b49e2f2f3f733441bb02556e0

SH256 hash:

1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318

MD5 hash:

c84cf68fa56d169c1156c124cbd9dfbc

SHA1 hash:

5929ac3bc9d010755efc6b353268310c1624dace

Link:

https://www.unpac.me/results/699f62ab-33ea-42c6-92e3-0802f3e45e9f/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/1586d3a56993/report/overview.html

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

Threat name:

Stealc

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

File information

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

Web download

Stealc

exe 1586d3a569933b2bbf65c97b9e104d43956eb4e057edc018c329d5a9a5800318

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3211915/

URLhaus

https://urlhaus.abuse.ch/url/3210286/

URLhaus

https://urlhaus.abuse.ch/url/3208781/

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

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW

Comments

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zbet commented on 2024-10-07 02:43:19 UTC

url : hxxp://malw.esalesin.com/ldms/7f3c2473d1e6.exe#sp_vid/