MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e. 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: 15

Intelligence 15 IOCs YARA 10 File information Comments

SHA256 hash:	f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e
SHA3-384 hash:	5fc4cf23e636a87c2f4e7de53c6e8a5f6f236dafe5171b462a130835a212cd1631b3b769cdb4c7c75a18989c6480c2b9
SHA1 hash:	d2744fbf36e174a828d55bc72c6fa157ea722227
MD5 hash:	0375d999bd03ed2cfade075073fe6c12
humanhash:	stream-march-emma-uranus
File name:	0375d999bd03ed2cfade075073fe6c12.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	255'488 bytes
First seen:	2023-11-03 20:05:07 UTC
Last seen:	2023-11-03 21:13:58 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	ce8b02cf0e0e47bfce02667d7460664f (2 x Stealc, 2 x Glupteba, 1 x Stop)
ssdeep	3072:qcgfwoRxsdrkN3K92AuKx/umukBsW6QIvqPSpsDN0pUpTUd9+lu:JoRxOkNa92lQGlkuWuOSKDXA
Threatray	197 similar samples on MalwareBazaar
TLSH	T17A444B1392D16C61F5279B328EDEC6E8F61EF9618F55379E22587A2F09701F2C272702
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) (4505/5/1)
File icon (PE):
dhash icon	0460686260606000 (1 x Stealc)
Reporter	abuse_ch
Tags:	exe Stealc

abuse_ch

Stealc C2:
http://williammoore.top/40d570f44e84a454.php

Intelligence

File Origin

# of uploads :

# of downloads :

327

Origin country :

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.PWS.Stealer.33772.30785.26284.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Sending an HTTP GET request

Creating a file

Reading critical registry keys

Changing a file

Creating a file in the %AppData% subdirectories

Sending a custom TCP request

Creating a window

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Searching for the window

Stealing user critical data

Gathering data

Verdict:

No Threat

Threat level:

10/10

Confidence:

100%

Tags:

control greyware lolbin packed

Link:

https://www.filescan.io/uploads/654552af3dd412119beba842/reports/6e6d955b-2339-4c7b-8bff-604657aba4a9/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e

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/ef972d64-b326-494c-8c9a-68274b6c8a4b

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1336903

Signature

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 evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)

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

Self deletion via cmd or bat file

Snort IDS alert for network traffic

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Mail credentials (via file / registry access)

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2023-11-03 20:06:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

15 of 24 (62.50%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=665jl4hjdlcmun6bmfnf4cod3kfz4ksjlzjklyo3cqx4qx4ltkha._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc discovery spyware stealer

Link:

https://tria.ge/reports/231103-yvdp7shf8w/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

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

Deletes itself

Loads dropped DLL

Reads user/profile data of web browsers

Downloads MZ/PE file

Stealc

Malware Config

C2 Extraction:

http://williammoore.top

Unpacked files

SH256 hash:

6b0ad900bd0abb43d153c07f8f6dd92aa25fb2515b55c5ae54d807d7e159e3ff

MD5 hash:

2951667e5bf8c0769e3e6c8db64beacb

SHA1 hash:

50e0446d3a0440d2edcb3fea00a2b8bc0795c785

Detections:

stealc

Link:

https://www.unpac.me/results/f523f886-bd03-4821-ae5f-defc5f3900e6/

Parent samples :

5166d61c8b8b42bb7fc4c61847cac83c284031d523e8998633b01e0af6e02e8d
6a8d89dce793fe2b3dece3e933914a579153c8b26761c128d3b550d6a5e48995
5aeaa349b8e610123b2093436bbce6b76f4a6cef193c266dbbc6888fdcac5b5b
11600a65e9843dd9405b14825e0f8972e6843d18d56c919dde88e493d2a563ab
1671e83e843e98dadcebe0e45749120ca568409c3f8fbd60f5273aa6f8b7f589
dc84380a46e1c26626db797d8e2f9e5e64096c5a79539e048e3ffb395b406e3a
f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e
56a6193fa150519df0ef9043094a2235855d6cb3fca36a4bfcb73cc57e800831
2ab87c14730e6d85b5f71395c6f228acdc70d6a3ee7078eefa53d206b64c4e25
d6eabb83f35e3577eb994fac432bb4334d579393249bdd6cbf39f71bd3785d59
0e0048728bb3a7cd7adb96810918aad5192388707fd2c94a02138bb9a724f430
46833ca0a3bacd5a06af6ead4ad2915d7fc0bd92af8c1ab32b453d55bf7dbdf9
22129d7e9e05b24fa1b6e10177a3e2f793f478f147f6d0688f6c85806d434341
aff40728907a20084c4762db4b6f305dc3e56695a538b92d8a418b0b29821522
b2880d24019913e08f0abb9b7f6595faef75de3199269f092e315e13bea5e099

SH256 hash:

f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e

MD5 hash:

0375d999bd03ed2cfade075073fe6c12

SHA1 hash:

d2744fbf36e174a828d55bc72c6fa157ea722227

Link:

https://www.unpac.me/results/f523f886-bd03-4821-ae5f-defc5f3900e6/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f7ba95f0e91a/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/f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e

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:	DebuggerException__SetConsoleCtrl 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:	Trojan_W32_Gh0stMiancha_1_0_0 Create hunting rule

Rule name:	Windows_Trojan_Smokeloader_3687686f Create hunting rule
Author:	Elastic Security

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/

Rule name:	yarahub_win_stealc_bytecodes_oct_2023 Create hunting rule
Author:	Matthew @ Embee_Research

File information

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

Web download

Stealc

exe f7ba95f0e91ac4ca37c1615a5e09c3da8b9e2a495e52a5e1db142fc85f8b9a8e

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/2727390/

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2726604/

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