MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42fd2c4e55ff703dcca850d06302a868d3f7a026033a8374df960d8b40b7e1b5. 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 1 YARA 2 File information Comments

SHA256 hash:	42fd2c4e55ff703dcca850d06302a868d3f7a026033a8374df960d8b40b7e1b5
SHA3-384 hash:	354f35f3bcdee32fe2a962e2cced7094bae94866d3c9f36c21a271d1e14bfcc5447568bcde8225c13a90977ecce4bfa9
SHA1 hash:	65e6de5378c224060292d5051e69b388022bf0de
MD5 hash:	cb3705a3d29de73e4fc7b2a3fa6982ad
humanhash:	edward-finch-juliet-juliet
File name:	cb3705a3d29de73e4fc7b2a3fa6982ad.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	679'424 bytes
First seen:	2024-11-06 17:45:32 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f7e6d9b41ccc550848e53e1a03861e4a (2 x Stealc)
ssdeep	12288:5h+TB7p4D1b7UxYOv/icCOq/fMydJNz+PR2k7GxvuLsaTSBzBhJq1ZFe3Ajp:5heD4DNg5/zqVHNSUkcUZuRBDq1Zcwjp
TLSH	T159E401C272D27C71E66646339D2ECAF8352FB5B2DE162B5623385A6B18701F2D173702
TrID	46.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 25.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 8.5% (.EXE) Win64 Executable (generic) (10522/11/4) 5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
File icon (PE):
dhash icon	0804080110001000 (1 x Stealc)
Reporter	abuse_ch
Tags:	exe Stealc

abuse_ch

Stealc C2:
http://95.215.204.131/f0592db368f6bb51.php

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
http://95.215.204.131/f0592db368f6bb51.php	https://threatfox.abuse.ch/ioc/1342030/

Intelligence

File Origin

# of uploads :

# of downloads :

407

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

cb3705a3d29de73e4fc7b2a3fa6982ad.exe

Verdict:

Malicious activity

Analysis date:

2024-11-06 17:48:34 UTC

Tags:

stealer stealc rust

Link:

https://app.any.run/tasks/50e756f3-91c5-477a-8ccd-8b52272b4196

Note:

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

Detection(s):

Win.Packer.pkr_ce1a-9980177-0

Verdict:

Malicious

Score:

95.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=672bab608d23d90491346cc6

Tags:

exploit cobalt small hype

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Connection attempt

Sending an HTTP GET request

Creating a file

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

fingerprint microsoft_visual_cc packed packed packer_detected

Link:

https://www.filescan.io/uploads/672bab63c7967d5267a92518/reports/b12186a1-14b1-411c-8997-e747b4ab5a0e/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/42fd2c4e55ff703dcca850d06302a868d3f7a026033a8374df960d8b40b7e1b5

Result

Verdict:

SUSPICIOUS

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/82812530-5410-409b-ac1e-ba89465a0144

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1550462

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

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

Yara detected Powershell download and execute

Yara detected Stealc

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/42fd2c4e55ff703dcca850d06302a868d3f7a026033a8374df960d8b40b7e1b5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/42fd2c4e55ff703dcca850d06302a868d3f7a026033a8374df960d8b40b7e1b5/

Threat name:

Win32.Trojan.StealC

Status:

Malicious

First seen:

2024-11-06 17:46:04 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=il6sytsv75yd3tfikdiggavindj7pibgam5ig5g7sygywqfx4g2q._file

Verdict:

malicious

Label(s):

stealc

Similar samples:

error

Stealc

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:logsdiller discovery stealer

Link:

https://tria.ge/reports/241106-wb9x7avbqh/

Behaviour

Program crash

System Location Discovery: System Language Discovery

Stealc

Stealc family

Malware Config

C2 Extraction:

http://95.215.204.131

Verdict:

Malicious

Tags:

Win.Packer.pkr_ce1a-9980177-0

YARA:

n/a

Link:

https://app.threat.zone/submission/74f43e65-55ed-4dfa-9e05-214df7630be8

Unpacked files

SH256 hash:

81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4

MD5 hash:

eda18948a989176f4eebb175ce806255

SHA1 hash:

ff22a3d5f5fb705137f233c36622c79eab995897

Link:

https://www.unpac.me/results/bfde1a80-2724-406f-b730-200a488078c3/

SH256 hash:

988444c689381fa7d4c631cb0e4056b939d13defec53300cb50dbcfca0ba8980

MD5 hash:

4f9a18d50d4b5ce56135f899057e0db6

SHA1 hash:

8cf17db0035688c12639df51db95b22066ceae4e

Detections:

stealc

detect_Mars_Stealer

Link:

https://www.unpac.me/results/bfde1a80-2724-406f-b730-200a488078c3/

Parent samples :
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SH256 hash:

42fd2c4e55ff703dcca850d06302a868d3f7a026033a8374df960d8b40b7e1b5

MD5 hash:

cb3705a3d29de73e4fc7b2a3fa6982ad

SHA1 hash:

65e6de5378c224060292d5051e69b388022bf0de

Link:

https://www.unpac.me/results/bfde1a80-2724-406f-b730-200a488078c3/

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

File information

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

Web download

Stealc

exe 42fd2c4e55ff703dcca850d06302a868d3f7a026033a8374df960d8b40b7e1b5

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3272322/

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3243375/

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	KERNEL32.dll::CreateProcessW KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleInputA KERNEL32.dll::WriteConsoleA KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleInputA KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesW KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::GetFileAttributesA KERNEL32.dll::GetTempFileNameA ADVAPI32.dll::BackupEventLogW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample