MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251. 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: 14

Intelligence 14 IOCs YARA 13 File information Comments

SHA256 hash:	df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251
SHA3-384 hash:	fcf92d319a6bfe6ea2e7b9d4bddadf56792c0b74005bb6e5b4b0097ef23c82cf8758ebd2aa8d53222f9a70d2558167eb
SHA1 hash:	b46ef14270a3cc828930bc37db82869544d0ff36
MD5 hash:	348bce7a46271aa5ff25de5e15e291d4
humanhash:	fruit-avocado-grey-glucose
File name:	file
Download:	download sample
Signature	Stealc Create hunting rule
File size:	2'708'480 bytes
First seen:	2024-05-16 20:49:10 UTC
Last seen:	2024-05-16 21:29:23 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f156e7743fbf2772dcc4889e8d32484f (1 x Stealc)
ssdeep	49152:QPQ55rlkqcQyXKMT0lZvZQ8zOQb/7RczMN:Q45NlkdR6MiZ5V
TLSH	T14DC5BE227391C933CB720579DC6762E8546439154EDFA84AFAECCF3C5EF56C02B252A2
TrID	64.8% (.EXE) Win32 Executable Borland Delphi 7 (664796/42/58) 25.6% (.EXE) Win32 Executable Borland Delphi 6 (262638/61) 5.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 1.3% (.EXE) Win32 Executable Delphi generic (14182/79/4) 1.2% (.SCR) Windows screen saver (13097/50/3)
File icon (PE):
dhash icon	3c64ccfcecf8e8ec (17 x Stealc, 3 x Vidar, 1 x ArkeiStealer)
Reporter	Bitsight
Tags:	exe Stealc

Bitsight

url: http://94.156.67.48/324hj23k4jh423kjh4g423.exe

Intelligence

File Origin

# of uploads :

# of downloads :

470

Origin country :

Vendor Threat Intelligence

Malware family:

vidar

ID:

File name:

df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251.exe

Verdict:

Malicious activity

Analysis date:

2024-05-16 20:51:04 UTC

Tags:

vidar

Link:

https://app.any.run/tasks/0a561756-2261-4589-b325-e168b4af1cdf

Note:

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

Detection(s):

SecuriteInfo.com.PWSX-gen.25676.1654.UNOFFICIAL

Gathering data

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% directory

Creating a process from a recently created file

Behavior that indicates a threat

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Using the Windows Management Instrumentation requests

Running batch commands

Creating a process with a hidden window

Launching a process

Сreating synchronization primitives

Creating a window

Searching for synchronization primitives

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

fingerprint keylogger

Link:

https://www.filescan.io/uploads/6646719030ff7b27da5fc6ee/reports/e2d93cf7-92a1-4e42-9cdd-a451b3456fcb/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251

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/3bc3b28e-0aea-4f0e-96bb-7b779e1aeb33

Result

Threat name:

CryptOne, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1442993

Signature

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contains functionality to inject code into remote processes

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample uses process hollowing technique

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

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

Writes to foreign memory regions

Yara detected AntiVM3

Yara detected CryptOne packer

Yara detected Powershell download and execute

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

84%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=35rhdbf3pdrttafvkzroqjx3hnxukuhpuloa5mqcmdzursyvajiq._file

Result

Malware family:

vidar

Score:

10/10

Tags:

family:stealc family:vidar discovery spyware stealer

Link:

https://tria.ge/reports/240516-zmkdfsfg32/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Downloads MZ/PE file

Detect Vidar Stealer

Stealc

Vidar

Unpacked files

SH256 hash:

75fe3d808f944141fb00dcc5c0a28f638396b16e35d324c2025c4c366531d352

MD5 hash:

8277a1ad09fc22d7ff42aa06b80b3851

SHA1 hash:

0d3c8fe3d1d4c02b9c007a53ad9985faecfcc3aa

Detections:

VidarStealer

win_stealc_a0

INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Link:

https://www.unpac.me/results/874076cb-24a1-4b33-a86d-c417fa94f5ad/

SH256 hash:

df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251

MD5 hash:

348bce7a46271aa5ff25de5e15e291d4

SHA1 hash:

b46ef14270a3cc828930bc37db82869544d0ff36

Link:

https://www.unpac.me/results/874076cb-24a1-4b33-a86d-c417fa94f5ad/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/df627184bb78/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Stealc

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251

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:	BobSoftMiniDelphiBoBBobSoft Create hunting rule
Author:	malware-lu

Rule name:	Borland Create hunting rule
Author:	malware-lu

Rule name:	Check_Dlls Create hunting rule

Rule name:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	DebuggerCheck__API 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:	has_telegram_urls Create hunting rule
Author:	Aaron DeVera<aaron@backchannel.re>
Description:	Detects Telegram URLs

Rule name:	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

Rule name:	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL Create hunting rule
Author:	ditekSHen
Description:	Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

Rule name:	INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing potential Windows Defender anti-emulation checks

Rule name:	QbotStuff Create hunting rule
Author:	anonymous

Rule name:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

Rule name:	Windows_Generic_Threat_c374cd85 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 df627184bb78e33980b55662e826fb3b6f4550efa2dc0eb20260f348cb150251

(this sample)

Dropped by

Privateloader

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2852567/

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_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
COM_BASE_API	Can Download & Execute components	ole32.dll::CoCreateInstance
WIN32_PROCESS_API	Can Create Process and Threads	kernel32.dll::CloseHandle kernel32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	kernel32.dll::LoadLibraryExA kernel32.dll::LoadLibraryA kernel32.dll::GetSystemInfo kernel32.dll::GetStartupInfoA kernel32.dll::GetDiskFreeSpaceA kernel32.dll::GetCommandLineA
WIN_BASE_IO_API	Can Create Files	kernel32.dll::CreateFileA kernel32.dll::DeleteFileA kernel32.dll::FindFirstFileA kernel32.dll::GetTempPathA version.dll::GetFileVersionInfoSizeA version.dll::GetFileVersionInfoA
WIN_REG_API	Can Manipulate Windows Registry	advapi32.dll::RegOpenKeyExA advapi32.dll::RegQueryValueExA
WIN_USER_API	Performs GUI Actions	user32.dll::ActivateKeyboardLayout user32.dll::CreateMenu user32.dll::FindWindowA user32.dll::PeekMessageA user32.dll::CreateWindowExA

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