MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8. 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: 18

Intelligence 18 IOCs 1 YARA 14 File information Comments

SHA256 hash:	18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8
SHA3-384 hash:	7ae82b4e6ac81f9b4f0724d41e3129b504033e829519c95f21776d45121198d9a9c6bace2a774d298f4107846b0f7d22
SHA1 hash:	ca32c2e492bb6d0753aab59993380db79b080740
MD5 hash:	89ad45b4a0e2d547c1e09d0a1ea94df6
humanhash:	eleven-victor-steak-beer
File name:	89ad45b4a0e2d547c1e09d0a1ea94df6.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	245'760 bytes
First seen:	2024-12-24 21:25:19 UTC
Last seen:	2025-03-05 08:33:07 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	d071ac95ea1d6b0ed6ec53017449901f (5 x Stealc, 2 x Vidar)
ssdeep	3072:skv0eu6ZJlctXwLISyqlsxfKPkAck1gD1l567pGDUJ42pUvp85lmv6RReHeP3Kqc:/MeNRFLIu5ckeHgFGD+jpUvwzzeot+
TLSH	T1B7341925EF40443FEE12867CD6F963D5B22669A46312D8D333C825198DF40E32D7E6AB
TrID	43.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 22.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 9.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.0% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	abuse_ch
Tags:	185-215-113-209 exe Stealc

abuse_ch

Stealc C2:
http://135.181.65.216/ee45b7c5e4cb75cb.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
http://135.181.65.216/ee45b7c5e4cb75cb.php	https://threatfox.abuse.ch/ioc/1359519/

Intelligence

File Origin

# of uploads :

# of downloads :

622

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

89ad45b4a0e2d547c1e09d0a1ea94df6.exe

Verdict:

Malicious activity

Analysis date:

2024-12-24 21:25:59 UTC

Tags:

stealer stealc loader

Link:

https://app.any.run/tasks/d2d33c89-86b4-49c5-aa65-8125eb3a61f0

Note:

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

Detection(s):

Win.Malware.Stealerc-10034234-0

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=676b26ea8a4d48ee35ff172f

Tags:

bitcoin crypt lien sage

Result

Verdict:

Suspicious

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt

Sending an HTTP GET request

Running batch commands

Creating a process with a hidden window

Launching a process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

microsoft_visual_cc

Link:

https://www.filescan.io/uploads/676b26eabda68b1c3528f5c8/reports/73d611b8-a314-45a2-99ca-cbeddcf160c1/overview

Verdict:

Malicious

Labled as:

Zusy.Generic

Link:

https://www.hybrid-analysis.com/sample/18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8

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:

Vidar

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/526f8d10-9d77-4023-9c35-c05c8618ef34

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1580530

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

Attempt to bypass Chrome Application-Bound Encryption

C2 URLs / IPs found in malware configuration

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

Searches for specific processes (likely to inject)

Suricata IDS alerts for network traffic

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:

Download SVG

Score:

94%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8/

Threat name:

Win32.Trojan.StealC

Status:

Malicious

First seen:

2024-12-24 21:26:03 UTC

File Type:

PE (Exe)

AV detection:

23 of 23 (100.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=dd2oqkeykv52p4r7lnmodalzhlxgxhxamysyzyfy7w5ghjyuyt4a._file

Verdict:

malicious

Label(s):

stealc

Similar samples:

error

Stealc

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:valenciga credential_access discovery spyware stealer

Link:

https://tria.ge/reports/241224-z95ynsxrbk/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Browser Information Discovery

System Location Discovery: System Language Discovery

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

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

Uses browser remote debugging

Malware Config

C2 Extraction:

http://135.181.65.216

Verdict:

Malicious

Tags:

stealer stealc Win.Malware.Stealerc-10034234-0

YARA:

CAPE_Stealc Stealc

Link:

https://app.threat.zone/submission/8ec57eda-1163-47cb-84c3-220acf033e15

Unpacked files

SH256 hash:

18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8

MD5 hash:

89ad45b4a0e2d547c1e09d0a1ea94df6

SHA1 hash:

ca32c2e492bb6d0753aab59993380db79b080740

Detections:

stealc

Link:

https://www.unpac.me/results/11535afc-c1ba-4e4e-8868-38a4e4ff59e7/

Malware family:

CryptBot.v3

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/18f4e8289855/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/18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8

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:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	RansomPyShield_Antiransomware Create hunting rule
Author:	XiAnzheng
Description:	Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	Stealc Create hunting rule
Author:	kevoreilly
Description:	Stealc Payload

Rule name:	Stealc_unpacked_PulseIntel Create hunting rule
Author:	PulseIntel
Description:	Stealc Payload

Rule name:	Stealer_Stealc Create hunting rule
Author:	Still
Description:	attempts to match instructions/strings found in Stealc

Rule name:	Vidar_unpacked_PulseIntel Create hunting rule
Author:	PulseIntel
Description:	Vidar Payload

Rule name:	Windows_Generic_Threat_2bba6bae Create hunting rule
Author:	Elastic Security

File information

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

Web download

Stealc

exe 18f4e82898557ba7f23f5b58e181793aee6b9ee066258ce0b8fdba63a714c4f8

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3338016/

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3078669/

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::CreateProcessA KERNEL32.dll::OpenProcess
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW

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