MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d. 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: 16

Intelligence 16 IOCs YARA 1 File information Comments

SHA256 hash:	1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d
SHA3-384 hash:	a58266015241b4c545f9ec18b66389a59ecf0857b50cd2a0044b366b042ef777c422b23571f075dd1497099b71543f72
SHA1 hash:	02dfd4f4b976138a48e7fa6a295141d258bd7968
MD5 hash:	a8924a8d6996c447a87bb1720f43f80c
humanhash:	winner-golf-alabama-spaghetti
File name:	a8924a8d6996c447a87bb1720f43f80c.exe
Download:	download sample
Signature	Vidar Create hunting rule
File size:	2'479'616 bytes
First seen:	2024-06-09 15:57:41 UTC
Last seen:	2024-06-09 16:22:54 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	c400e59b564e8c451299e3dea65fffb9 (4 x Vidar, 1 x Stealc)
ssdeep	49152:Q4bMNga4CY6SZIxiKVD4ttcgrh1+m6ESUtF3XRs:QGMNF4CpAsi+Ktcgt1+mSUtFH
TLSH	T146B5238D6FC114F8CDC999B84E15FEBF31BA1DFA52289E19088879CD98F293D11B2543
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	abuse_ch
Tags:	exe vidar

Intelligence

File Origin

# of uploads :

# of downloads :

353

Origin country :

Vendor Threat Intelligence

Malware family:

vidar

ID:

File name:

1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d.exe

Verdict:

Malicious activity

Analysis date:

2024-06-09 15:59:46 UTC

Tags:

telegram stealer vidar stealc

Link:

https://app.any.run/tasks/0409e83c-02c2-4c9e-bcf8-83aa82dd4e24

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.PWS.Steam.37310.15723.10931.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=666704a25c0e232c1ff0205dwin7simulatehigh_evasion

Tags:

Generic Static Stealth Malware

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

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

Launching a process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

crypto lolbin packed shell32

Link:

https://www.filescan.io/uploads/6665d10e21581a92819bd60a/reports/36169221-3395-40ce-82ce-2e8a046e4b15/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d

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/91e24964-12ac-4da9-9bac-eb3837fdc2c5

Result

Threat name:

Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1454253

Signature

AI detected suspicious 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

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)

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/1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d/

Threat name:

Win32.Spyware.Vidar

Status:

Malicious

First seen:

2024-06-08 15:32:10 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=d5yvh74jl4mpuozyde4hogxk6bejq4zzblpnngp7hin67vjvbqgq._file

Verdict:

malicious

Result

Malware family:

vidar

Score:

10/10

Tags:

family:stealc family:vidar discovery spyware stealer

Link:

https://tria.ge/reports/240609-thgtwach66/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

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

Executes dropped EXE

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Downloads MZ/PE file

Detect Vidar Stealer

Stealc

Vidar

Unpacked files

SH256 hash:

968e14fa314b84e1a047a5a98b96a2d9d6793ab4f2c8bbe31f7a64b48e27500e

MD5 hash:

03c7182109ff1d7ebeb69d0b5e1a592c

SHA1 hash:

efb8b05f70facf8538996e4eb04f8d431f824e4b

Detections:

VidarStealer

win_stealc_a0

INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Link:

https://www.unpac.me/results/a019b2b5-283b-4042-844a-7520658f1b2b/

SH256 hash:

1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d

MD5 hash:

a8924a8d6996c447a87bb1720f43f80c

SHA1 hash:

02dfd4f4b976138a48e7fa6a295141d258bd7968

Link:

https://www.unpac.me/results/a019b2b5-283b-4042-844a-7520658f1b2b/

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/1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d

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_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 1f7153ff895f18fa3b381938771aeaf0489873390aded699ff3a1befd5350c0d

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/2799388/

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
CHECK_NX	Missing Non-Executable Memory Protection	critical

Reviews

ID	Capabilities	Evidence
SHELL_API	Manipulates System Shell	SHELL32.dll::SHFileOperationA
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::LoadLibraryA
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegGetValueA

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