MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961. 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 3 File information Comments

SHA256 hash:	777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961
SHA3-384 hash:	aad3d10b9e1d67330b25dbdfdf4f14a234c32c3e4f5c767a4e4623ad99b8d65aff4703286555e85c1f05e6488dabd928
SHA1 hash:	aade1d44df4950bf807fe44c30ef419e2a9a22b6
MD5 hash:	298c2dd860d8e3133d9cf250741eeeaa
humanhash:	princess-seven-saturn-quebec
File name:	file
Download:	download sample
Signature	Stealc Create hunting rule
File size:	424'448 bytes
First seen:	2024-09-21 13:07:43 UTC
Last seen:	2024-09-21 13:11:05 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	aa1df04aa31b8b76e6674a21e4ac0295 (1 x Stealc, 1 x Tofsee)
ssdeep	6144:3N1zTVURDtYOCQSiumTaYkK2xspAbtlXS5FXCnFk:9FTVUFtpCnpfKxAzXESC
TLSH	T19E948E6342A17E45F9224F728E1EE6E936DFF9608E1977271214EA1F24713F2D163B20
TrID	37.3% (.EXE) Win64 Executable (generic) (10523/12/4) 17.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 15.9% (.EXE) Win32 Executable (generic) (4504/4/1) 7.3% (.ICL) Windows Icons Library (generic) (2059/9) 7.2% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
File icon (PE):
dhash icon	103260c0c488c800 (1 x Stealc)
Reporter	Bitsight
Tags:	exe Stealc

Bitsight

url: http://185.215.113.103/vera/nate.exe

Intelligence

File Origin

# of uploads :

# of downloads :

454

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-09-21 13:08:11 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/90a6f4a0-70bd-4bf4-9f42-98e3b30d86bd

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:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66eec535f129e67ada902f6d

Tags:

Infostealer Network Stealth

Result

Verdict:

Suspicious

Maliciousness:

Behaviour

Сreating synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Searching for the window

Connection attempt to an infection source

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/66eec5345e9303a29423772d/reports/5776d21f-a235-49eb-bac7-9e93c2356763/overview

Verdict:

Malicious

Labled as:

Jaik.Generic

Link:

https://www.hybrid-analysis.com/sample/777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961

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/7e130b5f-747d-4454-9204-cc2bc16aef7e

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1515050

Signature

AI detected suspicious 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

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

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:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961/

Threat name:

Win32.Trojan.StealC

Status:

Malicious

First seen:

2024-09-21 13:08:06 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=o55fjp6hbxqh73rf5hznkj5cil5xnapw5brddai7nhydbkyazfqq._file

Verdict:

malicious

Label(s):

stealc

shellcode_loader_002

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:dear discovery stealer

Link:

https://tria.ge/reports/240921-qc7xbstdkc/

Behaviour

Program crash

System Location Discovery: System Language Discovery

Stealc

Malware Config

C2 Extraction:

http://185.215.113.103

Verdict:

Unknown

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/775c5bd6-4cfa-4fd7-8841-23e1cedf93fd

Unpacked files

SH256 hash:

0a99681d68ec521494a00a21720897edefbbc6c1d560bf57d968281a55b76efb

MD5 hash:

c43cde07da18ab3e3fb04f4a4c0dce68

SHA1 hash:

ed6f96a41dcee3742bbbe51c1813d53c96aa90eb

Detections:

stealc

Link:

https://www.unpac.me/results/439e30dc-4e13-4ca1-a06b-c21350d40a47/

Parent samples :

777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961
9d31c2bafa4ceb5151e4eb8f6b8ed45c7f131d2a74f382a8f577aab7444a4cbd
9c13d9a449fa5fbc115dc21ac0f8854fc68790685f6cf88e697692d1c6a8117a
c3b324d0b36b98ea3cd50498ed0c5b5b850b80a1521d8898626d736375977ec1
40df2b2bfe36a9954e3b4ee4a5aa089e166ea61da0d933f973a69b6f8245d16d
1996a7a79e6ce7906689e931fcd89febd9be1f6d4abe18a9116a5c3425fd5891
7fad1d5bf3c2d3837f16a6fdf5f5be2af4bcdb2033d4b5124746f642affa00ae

SH256 hash:

777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961

MD5 hash:

298c2dd860d8e3133d9cf250741eeeaa

SHA1 hash:

aade1d44df4950bf807fe44c30ef419e2a9a22b6

Link:

https://www.unpac.me/results/439e30dc-4e13-4ca1-a06b-c21350d40a47/

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/777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961

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:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

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 777a54bfc70de07fee25e9f2d527a242fb7681f6e86231811f69f030ab00c961

(this sample)

Dropped by

Privateloader

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3184548/

URLhaus

https://urlhaus.abuse.ch/url/3183446/

URLhaus

https://urlhaus.abuse.ch/url/3171133/

URLhaus

https://urlhaus.abuse.ch/url/3182950/

URLhaus

https://urlhaus.abuse.ch/url/3184620/

URLhaus

https://urlhaus.abuse.ch/url/3184622/

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
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	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::FindNextVolumeMountPointW KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetDiskFreeSpaceExW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::PeekConsoleInputW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleDisplayMode KERNEL32.dll::GetConsoleAliasExesLengthA KERNEL32.dll::GetConsoleAliasExesA KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateHardLinkA KERNEL32.dll::CreateFileMappingA KERNEL32.dll::CreateFileW KERNEL32.dll::GetWindowsDirectoryW KERNEL32.dll::GetFileAttributesA KERNEL32.dll::SetVolumeMountPointW
WIN_HTTP_API	Uses HTTP services	WINHTTP.dll::WinHttpConnect

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