MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495. 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: a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495
SHA3-384 hash: 893db5dde5247012a276d9a9652d55429d406269fced735f1de20be0f549c4bc78b040a41772dd236cae60c730745b96
SHA1 hash: 461d5a78fb2f40edb8af807ba61257099644b40c
MD5 hash: be02035f9559cf4aba601b45a1677d92
humanhash: double-mountain-kentucky-lithium
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:196'136 bytes
First seen:2024-08-26 08:16:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'652 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 3072:IqPrrcXLtL4Yqeox8S/KIPeoB9V7dsE8RK6wM9koFuDFEInfOOYp5RDKYzEO:7PrQLHqeobRPnEE8Y6xRsDiIzYpZEO
Threatray 69 similar samples on MalwareBazaar
TLSH T18814132903684E08FA7D88779530923B9F74E76F00960B5FB06B90798D4A7163D7E39A
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: http://147.45.44.104/prog/66cc394a4818a_vlawg.exe#space

Intelligence

File Origin
# of uploads :
1
# of downloads :
386
Origin country :
US US
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-08-26 08:20:57 UTC
Tags:
vidar
Link:
https://app.any.run/tasks/3716e7de-b0b4-4ca3-a8dd-8e821d2902d6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.6702.8497.UNOFFICIAL
Create hunting rule

Win.Packed.Pwsx-10035189-0
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cc3a01e7ff3f5a063bfaf3
Tags:
Encryption Static
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
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Sending an HTTP POST request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Forced shutdown of a system process
Connection attempt to an infection source
Unauthorized injection to a system process
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66cc3a03b854095a010a6207/reports/84a9026f-54d6-47b6-9c79-d98946cd23d9/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dc6923ad-7089-4c59-a203-2f256cffcf9b
Result
Threat name:
LummaC, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1498913
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
LummaC encrypted strings found
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
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 LummaC Stealer
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: 1498913 Sample: file.exe Startdate: 26/08/2024 Architecture: WINDOWS Score: 100 57 traineiwnqo.shop 2->57 59 tenntysjuxmz.shop 2->59 61 10 other IPs or domains 2->61 75 Suricata IDS alerts for network traffic 2->75 77 Found malware configuration 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 12 other signatures 2->81 9 file.exe 2 2->9         started        signatures3 process4 file5 47 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 9->47 dropped 93 Contains functionality to inject code into remote processes 9->93 95 Writes to foreign memory regions 9->95 97 Allocates memory in foreign processes 9->97 99 Injects a PE file into a foreign processes 9->99 13 RegAsm.exe 1 227 9->13         started        18 RegAsm.exe 9->18         started        20 conhost.exe 9->20         started        signatures6 process7 dnsIp8 69 stadiatechnologies.com 95.164.119.162, 443, 49745, 49747 VAKPoltavaUkraineUA Gibraltar 13->69 71 t.me 149.154.167.99, 443, 49738, 49755 TELEGRAMRU United Kingdom 13->71 73 2 other IPs or domains 13->73 49 C:\Users\user\AppData\Local\...\sql[1].dll, PE32 13->49 dropped 51 C:\Users\user\AppData\...\softokn3[1].dll, PE32 13->51 dropped 53 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 13->53 dropped 55 14 other files (10 malicious) 13->55 dropped 103 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->103 105 Found many strings related to Crypto-Wallets (likely being stolen) 13->105 107 Tries to harvest and steal ftp login credentials 13->107 111 3 other signatures 13->111 22 AAEHJEGIID.exe 2 13->22         started        25 EGDGIEGHJE.exe 2 13->25         started        27 cmd.exe 1 13->27         started        109 Searches for specific processes (likely to inject) 18->109 file9 signatures10 process11 signatures12 83 Multi AV Scanner detection for dropped file 22->83 85 Writes to foreign memory regions 22->85 87 Allocates memory in foreign processes 22->87 29 RegAsm.exe 175 22->29         started        32 conhost.exe 22->32         started        34 RegAsm.exe 22->34         started        89 Injects a PE file into a foreign processes 25->89 91 LummaC encrypted strings found 25->91 36 RegAsm.exe 25->36         started        39 conhost.exe 25->39         started        41 RegAsm.exe 25->41         started        43 conhost.exe 27->43         started        45 timeout.exe 1 27->45         started        process13 dnsIp14 101 Tries to harvest and steal browser information (history, passwords, etc) 29->101 63 condedqpwqm.shop 104.21.10.172, 443, 49746 CLOUDFLARENETUS United States 36->63 65 caffegclasiqwp.shop 104.21.16.180, 443, 49751 CLOUDFLARENETUS United States 36->65 67 3 other IPs or domains 36->67 signatures15
Score:
61%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495/
Threat name:
ByteCode-MSIL.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-08-26 08:17:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uhbjwka7anzixhbwwxruewr6j3x5xuocg722up3etayyrnikcskq._file
Verdict:
unknown
Similar samples:
149d5c2949338abb59f4ff360ea39229796c73f8e3a9c483442295a8e0f9fcc7
Vidar
3891b4ca289d3c1ed1e73d2af779191c414552b79302a3546b45a43e2afe0423
Vidar
84ccccd320e1db52227eacca356001f04a4ff4354f3830e983f492db5097d649
Vidar
8e74f5644140e614077e5317d5ffb5ca0f828ed4870e1d6c1faf442c851e1909
Vidar
ccffebfd323ddf4ec97eeabecb0c59c759d40e1fb81a07016702479b87e0e484
Vidar
fc330820899d3b38c7267818e1603b11c5e66b93a7ff5ec649f2ce033c1e3b66
Vidar
+ 59 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:vidar botnet:5e71ec1eb40990385a580935a765b941 credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240826-j6pvaatgje/
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
Credentials from Password Stores: Credentials from Web Browsers
Detect Vidar Stealer
Lumma Stealer, LummaC
Vidar
Malware Config
C2 Extraction:
https://t.me/jamelwt
https://steamcommunity.com/profiles/76561199761128941
https://t.me/iyigunl
https://locatedblsoqp.shop/api
https://traineiwnqo.shop/api
https://condedqpwqm.shop/api
https://millyscroqwp.shop/api
https://stagedchheiqwo.shop/api
https://stamppreewntnq.shop/api
https://caffegclasiqwp.shop/api
https://tenntysjuxmz.shop/api
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d9fd6143-1bfb-48e0-82e1-88f9272eb184
Unpacked files
SH256 hash:
6d353c43b74bcb2f9cf34dde6aea0e5dc22595947defd965f08cb57bcb9b2504
MD5 hash:
8115ff98c8308a22446d264919b2ccaa
SHA1 hash:
bf4e629926f2d6cacb1558488f5f16e5c08c8346
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/c110d914-464b-4ca1-b1d7-cb961a484e39/
Parent samples :
a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495
06c836b14e8a5c4fa9f0f4c00e69292024b33b3337e24d650346393cce407813
99c4cc979a7c6e40e7647ff1ee0d8671327b0f0c6711af53a93866055c89d210
b989a777efa314e11e12f01e6b8f1a7f193889241929090bc66f3d644f33dbc7
SH256 hash:
0ab41930f0a18d7629031bf5cd9a8c7090c13983c1d7567b9018185f0fa18f0d
MD5 hash:
2890a00ef6943ed98e2b7c6e3e49ae1c
SHA1 hash:
9072a751e68fe39222aebc87ffb898a423310ce9
Link:
https://www.unpac.me/results/c110d914-464b-4ca1-b1d7-cb961a484e39/
SH256 hash:
a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495
MD5 hash:
be02035f9559cf4aba601b45a1677d92
SHA1 hash:
461d5a78fb2f40edb8af807ba61257099644b40c
Link:
https://www.unpac.me/results/c110d914-464b-4ca1-b1d7-cb961a484e39/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a1c29b281f03/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: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 a1c29b281f03728b9c36b5e3425a3e4eefdbd1c237f5aa3f64983188b50a1495

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3129145/

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