MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b. 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

Vidar

Vendor detections: 17

Intelligence 17 IOCs YARA 3 File information Comments

SHA256 hash:	220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b
SHA3-384 hash:	4c493bee100873fc96c8ebbc023ae6afe32eb3584e47f6241784b675e6714b265e70d62badae416619c5c96eb78aa27e
SHA1 hash:	6b59ed2186e1554bccba0e3c3b9f517cfdaefe0a
MD5 hash:	0af645b0d5ba2f665c227545523fb8f6
humanhash:	high-oklahoma-arkansas-kilo
File name:	file
Download:	download sample
Signature	Vidar Create hunting rule
File size:	431'616 bytes
First seen:	2024-06-04 08:41:15 UTC
Last seen:	2024-06-04 09:40:30 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	4a047a336589f73e9c0c05150f21321a (2 x Vidar)
ssdeep	12288:EwOa1fvniVvr7G6JMOCyHPocXX4brLRgx3rSDLC:EwOUniVzK6JMOxHPocn+cbSDG
Threatray	1 similar samples on MalwareBazaar
TLSH	T14D94F111B9C1C032C763253609E4C7B86E7EF8714EB65A8F6B944FBE4F30681D72166A
TrID	32.2% (.EXE) Win64 Executable (generic) (10523/12/4) 20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 15.4% (.EXE) Win16 NE executable (generic) (5038/12/1) 13.7% (.EXE) Win32 Executable (generic) (4504/4/1) 6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter	Bitsight
Tags:	exe vidar

Bitsight

url: https://vk.com/doc461844031_680089869?hash=oaBZC6LYFFybEZ0k62ymtnwVy65YWz7HlK70N3mOd5s&dl=fCYftHy0TKuvPGDu7xOuf4vsKmoVEmFysO5NBckpDM4&api=1&no_preview=1#mene

Intelligence

File Origin

# of uploads :

# of downloads :

431

Origin country :

Vendor Threat Intelligence

Malware family:

vidar

ID:

File name:

220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b.exe

Verdict:

Malicious activity

Analysis date:

2024-06-04 08:43:25 UTC

Tags:

telegram stealer vidar stealc

Link:

https://app.any.run/tasks/246a288a-0548-4634-b234-0d520375c93c

Note:

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

Detection(s):

SecuriteInfo.com.W32.Kryptik.MHW.gen.Eldorado.3977.16869.UNOFFICIAL

Verdict:

Malicious

Score:

93.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=665eda5dab69e84d6a2f5773win7simulatehigh_evasion

Tags:

Istartsurf

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Launching a process

Сreating synchronization primitives

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

Forced shutdown of a system process

Unauthorized injection to a system process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/665ed35fef9fdf64aa66eef7/reports/7571fb36-a2ef-4e48-9b53-bae0ea0b812d/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/7760f0f4-d4fd-49dd-9038-6365409de355

Result

Threat name:

Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1451604

Signature

AI detected suspicious sample

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

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

Searches for specific processes (likely to inject)

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 Powershell download and execute

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b/

Threat name:

Win32.Trojan.Vidar

Status:

Malicious

First seen:

2024-06-04 08:42:05 UTC

File Type:

PE (Exe)

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=eih6eorqekgdmpmbn63bsnc2whhebxlhkqpmnmlqqosfyz6mjknq._file

Verdict:

malicious

Vidar

Result

Malware family:

vidar

Score:

10/10

Tags:

family:stealc family:vidar discovery spyware stealer

Link:

https://tria.ge/reports/240604-kl1aysbb2v/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks computer location settings

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Downloads MZ/PE file

Detect Vidar Stealer

Stealc

Vidar

Malware Config

C2 Extraction:

https://t.me/r8z0l
https://steamcommunity.com/profiles/76561199698764354

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/fc8582e6-6db8-4943-97ee-0686a5dc96ce

Unpacked files

SH256 hash:

617cff41739c1dd2d685c1b6f2d9c4bb56a96788a5127684896a28855fff1abc

MD5 hash:

50275f63091d7094b9e2dd71df287323

SHA1 hash:

772999c112054ce18acdbec98d86c670791214c2

Detections:

VidarStealer

win_stealc_a0

INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Link:

https://www.unpac.me/results/b7b4a371-4d7d-40c1-bc2a-664264e8bea6/

Parent samples :

220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b
410845b99861fdc39fbe003a3cd469fb4e4cec2f50b59c7697d4834b7fb9c4d8
a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d
617cff41739c1dd2d685c1b6f2d9c4bb56a96788a5127684896a28855fff1abc
2b2fc854e5f12ad01f3e39ec3aafa9ff9338907f393a4b5f27702dc458d32d93
56ad460c63c005e8049142132ffa08c7c30f2fe9dbd24c60ff746c2e61138495

SH256 hash:

220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

MD5 hash:

0af645b0d5ba2f665c227545523fb8f6

SHA1 hash:

6b59ed2186e1554bccba0e3c3b9f517cfdaefe0a

Link:

https://www.unpac.me/results/b7b4a371-4d7d-40c1-bc2a-664264e8bea6/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/220fe23a3022/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/220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

File information

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

Web download

Vidar

exe 220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

(this sample)

Dropped by

Privateloader

Delivery method

Distributed via web download

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

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread KERNEL32.dll::CreateThreadpoolWork
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::FreeConsole KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW

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