MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474. 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 3 File information Comments

SHA256 hash:	29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474
SHA3-384 hash:	64583ec41f04346620c77191994f9a2853449391729511ba1447abeadaa2b197dc8dd31736e1925a0482652b74450613
SHA1 hash:	ca5d9af1acc5b1db9176936e72f34e8e9b2f7db1
MD5 hash:	343b6df983db6fdd7cdada6b6137fa56
humanhash:	yellow-edward-oven-hydrogen
File name:	file
Download:	download sample
Signature	Stealc Create hunting rule
File size:	1'141'248 bytes
First seen:	2024-07-19 04:45:31 UTC
Last seen:	2024-07-19 06:13:14 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	001806c33a6e9fe5fbff34bdbd79b591 (112 x Stealc, 9 x MarsStealer, 1 x Amadey)
ssdeep	24576:0qBqz6dkPF31IBV9HrIvcpcZikkrPa38QdJeFIR1pB:9qukPF31EI0pccjri3vJ5jp
TLSH	T1E03533869951626BF83BFCFC1A4A50C2847CE68D467BB04609AC2D946B0F176D9FDC3C
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

Bitsight

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

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
http://85.28.47.31/5499d72b3a3e55be.php	https://threatfox.abuse.ch/ioc/1302452/

Intelligence

File Origin

# of uploads :

# of downloads :

375

Origin country :

Vendor Threat Intelligence

Detection(s):

PUA.Win.Packer.EnigmaProtector-9852682-0

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6699ef8be4e14b90d7159f6a

Tags:

Execution Infostealer Network Stealth

Result

Verdict:

Suspicious

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Connecting to a non-recommended domain

Connection attempt

Sending an HTTP GET request

Running batch commands

Creating a process with a hidden window

Launching a process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

enigma lolbin microsoft_visual_cc obfuscated packed packed shell32

Link:

https://www.filescan.io/uploads/6699ef8b3d7227f93794a7f7/reports/97fab414-5fd5-4fb5-9858-5f470a614e0c/overview

Verdict:

Malicious

Labled as:

Zusy.Generic

Link:

https://www.hybrid-analysis.com/sample/29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474

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:

Spark

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/44928e5a-f57c-45a5-a8bf-6183f6884345

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1476410

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

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

Hides threads from debuggers

Machine Learning detection for sample

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

PE file has nameless sections

Sample uses string decryption to hide its real strings

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 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:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474/

Threat name:

Win32.Trojan.Stealc

Status:

Malicious

First seen:

2024-07-19 04:46:12 UTC

File Type:

PE (Exe)

AV detection:

25 of 38 (65.79%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ffaiksnyqnesvrmecmryumohg6rcsqh32puaxkl5l3usn4u6sr2a._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:default stealer

Link:

https://tria.ge/reports/240719-fdy1pstarq/

Behaviour

Suspicious use of SetWindowsHookEx

Suspicious use of NtSetInformationThreadHideFromDebugger

Stealc

Malware Config

C2 Extraction:

http://85.28.47.31

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/e01a4d77-8c45-4602-adf5-4e51133d8635

Unpacked files

SH256 hash:

29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474

MD5 hash:

343b6df983db6fdd7cdada6b6137fa56

SHA1 hash:

ca5d9af1acc5b1db9176936e72f34e8e9b2f7db1

Detections:

SUSP_XORed_URL_In_EXE

Link:

https://www.unpac.me/results/8998938e-30ef-44e7-ba86-f25ff42c6d82/

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/29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474

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

Rule name:	SUSP_XORed_URL_In_EXE Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects an XORed URL in an executable
Reference:	https://twitter.com/stvemillertime/status/1237035794973560834

Rule name:	SUSP_XORed_URL_in_EXE_RID2E46 Create hunting rule
Author:	Florian Roth
Description:	Detects an XORed URL in an executable
Reference:	https://twitter.com/stvemillertime/status/1237035794973560834

File information

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

Web download

Stealc

exe 29408549b883492ac58413238a31c737a22940fbd3e80ba97d5ee926f29e9474

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2908698/

URLhaus

https://urlhaus.abuse.ch/url/2909131/

URLhaus

https://urlhaus.abuse.ch/url/2909129/

URLhaus

https://urlhaus.abuse.ch/url/3050871/

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_NX	Missing Non-Executable Memory Protection	critical

Reviews

ID	Capabilities	Evidence
SHELL_API	Manipulates System Shell	shell32.dll::ShellExecuteA
WIN_BASE_API	Uses Win Base API	kernel32.dll::LoadLibraryA
WIN_BASE_IO_API	Can Create Files	version.dll::GetFileVersionInfoA

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