MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d
SHA3-384 hash: 1ebb670417e4037c5e8f0efea30714b08bec3a45e5fdc59de9013541723b1854838067238749a8a0a6f92ae8c917cd81
SHA1 hash: 41700cd1bcf5f5bcca81ce722ed47fc17bd030c2
MD5 hash: 2cce29d734ea1d227b338834698e2de4
humanhash: item-asparagus-mirror-ohio
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:413'224 bytes
First seen:2024-09-26 17:03:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:O+0dGgr04h1LBuTmcYz43wUDPNvms5PYYzX3oYbEU6DsV4+1/QSyiZEO:30d/h1LBK13wUjx5QYTo0EUBVSS/EO
Threatray 110 similar samples on MalwareBazaar
TLSH T11E9423E704F10716CEE9323C54D26F3E8AF2D194912319FB82E756B69D7234A226C7C5
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.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)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter Bitsight
Tags:exe vidar


Avatar
Bitsight
url: https://dbsmena.com/vdshfd.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
426
Origin country :
US US
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-26 17:05:08 UTC
Tags:
vidar stealer
Link:
https://app.any.run/tasks/d144f1c6-951e-4ef4-b9ed-ae7b5cbca89f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Msilzilla-10036350-0
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f5940456c487103d52e9a7
Tags:
Encryption Static Micro Tori Msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Creating a file
Creating a file in the %temp% directory
Сreating synchronization primitives
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Connection attempt to an infection source
Running batch commands
Creating a process with a hidden window
Query of malicious DNS domain
Unauthorized injection to a system process
Sending an HTTP POST request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66f59403931f3fd96abe80b1/reports/20ab92e2-6848-4ce4-96d5-c4de5008d786/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d
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/f148e23e-db1e-408b-af43-6f3bab2ef074
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1519637
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Powershell download and execute
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1519637 Sample: file.exe Startdate: 26/09/2024 Architecture: WINDOWS Score: 100 25 steamcommunity.com 2->25 27 dbsmena.com 2->27 35 Suricata IDS alerts for network traffic 2->35 37 Found malware configuration 2->37 39 Antivirus detection for URL or domain 2->39 41 9 other signatures 2->41 7 file.exe 2 2->7         started        signatures3 process4 signatures5 43 Contains functionality to inject code into remote processes 7->43 45 Writes to foreign memory regions 7->45 47 Allocates memory in foreign processes 7->47 49 Injects a PE file into a foreign processes 7->49 10 RegAsm.exe 221 7->10         started        15 conhost.exe 7->15         started        process6 dnsIp7 29 5.75.211.162, 443, 49716, 49717 HETZNER-ASDE Germany 10->29 31 steamcommunity.com 104.102.49.254, 443, 49715 AKAMAI-ASUS United States 10->31 33 dbsmena.com 172.105.54.160, 443, 49739 LINODE-APLinodeLLCUS United States 10->33 17 C:\Users\user\AppData\...\ljhgfsd[1].exe, PE32 10->17 dropped 19 C:\ProgramData\vcruntime140.dll, PE32 10->19 dropped 21 C:\ProgramData\softokn3.dll, PE32 10->21 dropped 23 5 other files (none is malicious) 10->23 dropped 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 10->51 53 Found many strings related to Crypto-Wallets (likely being stolen) 10->53 55 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 10->55 57 5 other signatures 10->57 file8 signatures9
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d/
Threat name:
Win32.Trojan.Vidar
Create hunting rule
Status:
Malicious
First seen:
2024-09-26 17:26:14 UTC
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=65nm7e3dsd4jeooegvjhc7x3mxcmggilc2t65rrnzuafhicf5eoq._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
2982d7fbda8b889a9cc7ea780acd6ab1e03dc69360836a3a60bae08ae6307ad5
Vidar
3b914f143432c17ca607ba232ba0122f78096dc04dd7ce3d297ed0036f3b1545
Vidar
8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616
Vidar
9545cb95accf9eb43999ff192849f2c8c2ef8286c3fc1232d3750cbcd9c8dc4e
Vidar
9b9ea892b7ad9135e42cc1cbb190fd56004d2c08fb0c3c983148210f6c41e38a
Vidar
f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d
Vidar
+ 100 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:vidar botnet:e90840a846d017e7b095f7543cdf2d15 credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240926-vk87ksyclm/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
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
Unsecured Credentials: Credentials In Files
Downloads MZ/PE file
Detect Vidar Stealer
Lumma Stealer, LummaC
Vidar
Malware Config
C2 Extraction:
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
https://reinforcenh.shop/api
https://stogeneratmns.shop/api
https://fragnantbui.shop/api
https://drawzhotdog.shop/api
https://vozmeatillu.shop/api
https://offensivedzvju.shop/api
https://ghostreedmnu.shop/api
https://gutterydhowi.shop/api
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1a70c411-c94b-4f33-9b6d-65f636de3149
Unpacked files
SH256 hash:
f39762167576f75e400f8efb5a2c3041670baa41087655d972923d8134e22d41
MD5 hash:
633a4388cf57c4f615380fdd829c0ad2
SHA1 hash:
b9019f9cf272a072c8745b40a8d4b7b9a2ed1a25
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/e53293b2-b766-4ef6-aeed-fe0dfc44396b/
Parent samples :
f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d
05c67a9765fe1ebebcedaee376f87a803d7cd37e6c5c19f7d336c2f14a4ef207
SH256 hash:
0a6b558dc092b4f6bce802a6407fe468f7b973c82db36e2d7a0d0db5635838b4
MD5 hash:
1fbd01ee768b7c4abfd2783a4707a072
SHA1 hash:
15288415ec755c2673da3c716386abfdd35aaaed
Link:
https://www.unpac.me/results/e53293b2-b766-4ef6-aeed-fe0dfc44396b/
SH256 hash:
f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d
MD5 hash:
2cce29d734ea1d227b338834698e2de4
SHA1 hash:
41700cd1bcf5f5bcca81ce722ed47fc17bd030c2
Link:
https://www.unpac.me/results/e53293b2-b766-4ef6-aeed-fe0dfc44396b/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f75acf936390/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
Link:
https://yomi.yoroi.company/submissions/f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Vidar

Executable exe f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3192813/

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments