MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0
SHA3-384 hash: f6b6c46ab2ff1cea14f6d04ca4b9aecc64a23d636dddb46b9c8c8d9fb5ed3f6425e9002964515bc640f936d208d92d43
SHA1 hash: ef43d4bae09cfeaff0396f339056ac64437cd36e
MD5 hash: 65208d6a2c36c758bab95b17fb22e19e
humanhash: helium-cold-green-massachusetts
File name:v.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:291'192 bytes
First seen:2024-09-08 18:13:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 6144:wrOlaN9R1I9t/y4f+933KlGOqNRdjwE+s0sllPW1afU0z/L+5upS1vNMx:wCz9Ji933KlxqTdj3Pw6/i4pF
Threatray 2 similar samples on MalwareBazaar
TLSH T15A5423816FD092C8D17F73BF64697A8BD33FB3E42DD65ACA655F1A2E09C620D11A8430
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 aachum
Tags:exe vidar


Avatar
iamaachum
https://voinformatica.com.pt/v.exe

Vidar C2:
https://t.me/fneogr
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681

Intelligence

File Origin
# of uploads :
1
# of downloads :
523
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
v.exe
Verdict:
Malicious activity
Analysis date:
2024-09-08 18:14:48 UTC
Tags:
vidar telegram stealer stealc loader
Link:
https://app.any.run/tasks/9fbfd4ee-b4f8-4e8a-a5f6-de40649dd611

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.10383.26429.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66dde96c4af4c97a7615bf1a
Tags:
Encryption Static Stealc
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
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Running batch commands
Creating a process with a hidden window
Query of malicious DNS domain
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed stealc
Link:
https://www.filescan.io/uploads/66dde96c298b5b8c728e5592/reports/10836ec3-f3ea-4628-9afe-54c19255d6ec/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0
Result
Verdict:
SUSPICIOUS
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/0dd3b588-7f2e-48d5-a3c3-98e79ec8fa03
Result
Threat name:
LummaC, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1507611
Signature
.NET source code contains very large array initializations
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Sample uses string decryption to hide its real strings
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 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: 1507611 Sample: v.exe Startdate: 08/09/2024 Architecture: WINDOWS Score: 100 51 voinformatica.com.pt 2->51 53 tenntysjuxmz.shop 2->53 55 11 other IPs or domains 2->55 71 Suricata IDS alerts for network traffic 2->71 73 Found malware configuration 2->73 75 Antivirus detection for URL or domain 2->75 77 12 other signatures 2->77 9 v.exe 2 2->9         started        signatures3 process4 file5 41 C:\Users\user\AppData\Local\...\v.exe.log, CSV 9->41 dropped 89 Contains functionality to inject code into remote processes 9->89 91 Writes to foreign memory regions 9->91 93 Allocates memory in foreign processes 9->93 95 Injects a PE file into a foreign processes 9->95 13 RegAsm.exe 1 151 9->13         started        18 conhost.exe 9->18         started        signatures6 process7 dnsIp8 63 t.me 149.154.167.99, 443, 49731, 49753 TELEGRAMRU United Kingdom 13->63 65 147.45.126.10, 49732, 49754, 80 FREE-NET-ASFREEnetEU Russian Federation 13->65 67 voinformatica.com.pt 80.172.227.23, 443, 49739, 49741 CLARANET-ASClaraNETLTDGB Portugal 13->67 43 C:\Users\user\AppData\Local\...\sql[1].dll, PE32 13->43 dropped 45 C:\Users\user\AppData\...\softokn3[1].dll, PE32 13->45 dropped 47 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 13->47 dropped 49 14 other files (10 malicious) 13->49 dropped 97 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->97 99 Found many strings related to Crypto-Wallets (likely being stolen) 13->99 101 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 13->101 103 5 other signatures 13->103 20 AAKKKEBFCG.exe 2 13->20         started        23 FHIDBKFCAA.exe 2 13->23         started        25 cmd.exe 1 13->25         started        file9 signatures10 process11 signatures12 79 Machine Learning detection for dropped file 20->79 81 Writes to foreign memory regions 20->81 83 Allocates memory in foreign processes 20->83 85 LummaC encrypted strings found 20->85 27 RegAsm.exe 20->27         started        30 conhost.exe 20->30         started        87 Injects a PE file into a foreign processes 23->87 32 RegAsm.exe 130 23->32         started        35 conhost.exe 23->35         started        37 conhost.exe 25->37         started        39 timeout.exe 1 25->39         started        process13 dnsIp14 57 stitchmiscpaew.shop 172.67.136.135, 443, 49748 CLOUDFLARENETUS United States 27->57 59 basedsymsotp.shop 172.67.221.198, 443, 49744 CLOUDFLARENETUS United States 27->59 61 3 other IPs or domains 27->61 69 Tries to harvest and steal browser information (history, passwords, etc) 32->69 signatures15
Score:
83%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-09-08 18:07:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cby5mkikpxjwme22g7bgm43g4zsc24m4gtzfu3wqfo5j32p2thia._file
Verdict:
unknown
Similar samples:
2c0f008432d2604d3578b9ba1f896ecaff4add7d6ece6051f5940de892c26c91
Vidar
b16ef1bdc9bcba0db197bba5bca6fa08ece713de76412e6bea6de5a8dab2af6f
Vidar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240908-wva8zasejg/
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
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
Vidar
Malware Config
C2 Extraction:
https://t.me/fneogr
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ec4182d3-94ea-4ce8-a50d-2df4e9d0ebfc
Unpacked files
SH256 hash:
e7329259152bd224ef3ae5ffe08d303dd47acb68b6eb7abf7ebce0ab3dd7087e
MD5 hash:
f35a6842bd0ebf20b36783eb0730c172
SHA1 hash:
a7ec4b411bcc1a1fe328f922e416a6c25378eaa0
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/91c53911-6fec-4e38-8e5e-2f6e3d61ebcf/
Parent samples :
656c58153302a82bdc4994a170163628f1aedd101b0efe6471b5af0d4173c1f5
97eb9202d98aa1d2ff12cbc779f715c8262b1c2281128b7ba26df7d1ed4930cb
1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0
9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4
4e20a0aa3d323c0a1aa676c7eb3656cdd34cb69da614b4dc8aa946f5bcb2be39
8eb8822fcff05d89036329669bd654ca07ac68acbe7266d62223e2b5ad9eb67b
SH256 hash:
0ab41930f0a18d7629031bf5cd9a8c7090c13983c1d7567b9018185f0fa18f0d
MD5 hash:
2890a00ef6943ed98e2b7c6e3e49ae1c
SHA1 hash:
9072a751e68fe39222aebc87ffb898a423310ce9
Link:
https://www.unpac.me/results/91c53911-6fec-4e38-8e5e-2f6e3d61ebcf/
SH256 hash:
1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0
MD5 hash:
65208d6a2c36c758bab95b17fb22e19e
SHA1 hash:
ef43d4bae09cfeaff0396f339056ac64437cd36e
Link:
https://www.unpac.me/results/91c53911-6fec-4e38-8e5e-2f6e3d61ebcf/
Malware family:
Lumma
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1071d6290a7d/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/1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0

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: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 1071d6290a7dd366135a37c2667366e6642d719c34f25a6ed02bba9de9fa99d0

(this sample)

  
Link
https://tria.ge/240908-wn6fjazbqj
  
Dropped by
PrivateLoader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3163573/

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