MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 541846929221612b779740077564c12cb5e386eaf0ecd895b8d8ee7008ae0fbb. 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 4 File information Comments 1

SHA256 hash:	541846929221612b779740077564c12cb5e386eaf0ecd895b8d8ee7008ae0fbb
SHA3-384 hash:	6386267746d2bb979d641ed6deec027a11418e84f9bdaea7c08e0037cfff69b6ced3647851698db2e3d5124e2b5822a1
SHA1 hash:	cdcf474c377b4c7e14ed97bd29958837b09d5274
MD5 hash:	59b3d4ac81baf5dad7e19cfe6aea9736
humanhash:	idaho-hawaii-johnny-vermont
File name:	59b3d4ac81baf5dad7e19cfe6aea9736
Download:	download sample
Signature	Vidar Create hunting rule
File size:	379'392 bytes
First seen:	2023-05-02 08:56:35 UTC
Last seen:	2023-05-13 22:44:02 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	5e64b31f8e5697ceea07ff3f5dcea4e3 (4 x RedLineStealer, 1 x Smoke Loader, 1 x Vidar)
ssdeep	6144:cqlxiLrpqobVDQs3B2cjKkpSXxqCH3TSlGEsTIais1PqOO:cqlELFqQ9ocEqCH3LT/VPNO
Threatray	676 similar samples on MalwareBazaar
TLSH	T17084BE1272F16C74F32656324E2A86E8671EFCA2BF153AE727146A1F0971DF2C172742
TrID	39.5% (.EXE) InstallShield setup (43053/19/16) 28.6% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 9.6% (.EXE) Win64 Executable (generic) (10523/12/4) 6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):
dhash icon	01626e6a6a6a6a70 (1 x Vidar)
Reporter	zbetcheckin
Tags:	32 exe vidar

Intelligence

File Origin

# of uploads :

# of downloads :

573

Origin country :

Vendor Threat Intelligence

Malware family:

vidar

ID:

File name:

59b3d4ac81baf5dad7e19cfe6aea9736

Verdict:

Malicious activity

Analysis date:

2023-05-02 08:59:06 UTC

Tags:

installer stealer vidar trojan arkei

Link:

https://app.any.run/tasks/27baf72b-c73b-4e99-857e-3d2037408db2

Note:

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

Detection:

Vidar

Link:

https://www.capesandbox.com/analysis/386007/

Detection(s):

SecuriteInfo.com.Trojan.Generic.33605059.2801.4835.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

DNS request

Sending a custom TCP request

Sending an HTTP GET request

Creating a file

Reading critical registry keys

Using the Windows Management Instrumentation requests

Creating a window

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Stealing user critical data

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

greyware lockbit mokes packed

Link:

https://www.filescan.io/uploads/6450d05e5642c9c405e23e46/reports/73e87c5e-2328-4469-a96b-4ade2fc1bf5c/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/541846929221612b779740077564c12cb5e386eaf0ecd895b8d8ee7008ae0fbb

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:

Generic Malware

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/92b83433-7d85-4d23-bb9d-6fd7a4e7de0c

Result

Threat name:

Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1224468

Signature

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 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

Self deletion via cmd or bat file

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

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Crypto Currency Wallets

Uses known network protocols on non-standard ports

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/541846929221612b779740077564c12cb5e386eaf0ecd895b8d8ee7008ae0fbb/

Threat name:

Win32.Trojan.SmokeLoader

Status:

Malicious

First seen:

2023-04-30 23:57:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=kqmeneusefqsw54xiadxkzgbfs26hbxk6dwnrfny3dxhacfob65q._file

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar botnet:78489afd9d9a4747beb445e5fb5b9c96 discovery spyware stealer

Link:

https://tria.ge/reports/230502-kwky1scb51/

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 2FA software files, possible credential harvesting

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks computer location settings

Loads dropped DLL

Reads user/profile data of web browsers

Vidar

Malware Config

C2 Extraction:

https://steamcommunity.com/profiles/76561199499188534
https://t.me/nutalse

Unpacked files

SH256 hash:

6956fb2dd65d6627c23b680d4149983017bcb8e8b8fc1d30a5210998ca8cf801

MD5 hash:

58e16e7af119ac970f9aa4d16f935c55

SHA1 hash:

d2a7e8447de096899911815bffd8c46c5f6248f1

Detections:

VidarStealer

Link:

https://www.unpac.me/results/de95ac6e-cd5b-45c7-8b5f-25b234cd6b15/

Parent samples :
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SH256 hash:

541846929221612b779740077564c12cb5e386eaf0ecd895b8d8ee7008ae0fbb

MD5 hash:

59b3d4ac81baf5dad7e19cfe6aea9736

SHA1 hash:

cdcf474c377b4c7e14ed97bd29958837b09d5274

Link:

https://www.unpac.me/results/de95ac6e-cd5b-45c7-8b5f-25b234cd6b15/

Malware family:

Vidar.A

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/541846929221/report/overview.html

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

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

Rule name:	Telegram_Links Create hunting rule

Rule name:	Windows_Trojan_Smokeloader_3687686f Create hunting rule
Author:	Elastic Security

Rule name:	win_vidar_a_a901 Create hunting rule
Author:	Johannes Bader
Description:	detect unpacked Vidar samples

File information

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

Web download

Vidar

exe 541846929221612b779740077564c12cb5e386eaf0ecd895b8d8ee7008ae0fbb

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2615191/

URLhaus

https://urlhaus.abuse.ch/url/2605501/

URLhaus

https://urlhaus.abuse.ch/url/2617926/

Cape

https://www.capesandbox.com/analysis/386007/

Comments

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zbet commented on 2023-05-02 08:56:41 UTC

url : hxxp://45.15.157.136/shared/Ruzvelt.exe