MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b. 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: 17


Intelligence 17 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b
SHA3-384 hash: b54fca2f292d6873ba6170ec9559d67c6e45bad38fbfd9c94012f2b06a3910f3410ad4c5d3ea45a924b81e59302139fc
SHA1 hash: 421af59f2009a79f032c0edb88a7970a100d6733
MD5 hash: 75d0097acc881bb6bc4332bda07f16f1
humanhash: dakota-autumn-friend-red
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:196'136 bytes
First seen:2024-08-25 21:41:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 3072:6+mLPI8DT2G+bfnNgfCtEJ8RW34gZFq1nttXKlB2l7TLACOIjKAKPDKYzEO:6+tBBbfnNg6EqRg4vn7KH8IF8CEO
Threatray 60 similar samples on MalwareBazaar
TLSH T15914129543586261DF87EF32B2BDD757F7B317A56E9366CBE0F481628A237002628360
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/66cba4c565f5f_vief.exe#space

Intelligence

File Origin
# of uploads :
1
# of downloads :
395
Origin country :
US US
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-08-25 21:42:18 UTC
Tags:
vidar
Link:
https://app.any.run/tasks/6a6f1bc7-29af-45e7-ad53-d87c9f653140

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.8061.31981.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cba52be7ff3f5a063bf828
Tags:
Encryption Static
Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Sending an HTTP POST request
Running batch commands
Creating a process with a hidden window
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
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/66cba52a950c378bfba61601/reports/419e8475-3bfa-4427-8e97-ed6679791197/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b
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/563051c1-14a6-43fb-ab85-100bad97ffa7
Result
Threat name:
LummaC, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1498730
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 domain / URL
Multi AV Scanner detection for dropped 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: 1498730 Sample: file.exe Startdate: 25/08/2024 Architecture: WINDOWS Score: 100 52 traineiwnqo.shop 2->52 54 tenntysjuxmz.shop 2->54 56 10 other IPs or domains 2->56 70 Multi AV Scanner detection for domain / URL 2->70 72 Suricata IDS alerts for network traffic 2->72 74 Found malware configuration 2->74 76 12 other signatures 2->76 9 file.exe 2 2->9         started        signatures3 process4 signatures5 88 Contains functionality to inject code into remote processes 9->88 90 Writes to foreign memory regions 9->90 92 Allocates memory in foreign processes 9->92 94 Injects a PE file into a foreign processes 9->94 12 RegAsm.exe 1 226 9->12         started        17 conhost.exe 9->17         started        process6 dnsIp7 64 stadiatechnologies.com 95.164.119.162, 49745, 80 VAKPoltavaUkraineUA Gibraltar 12->64 66 t.me 149.154.167.99, 443, 49738, 49754 TELEGRAMRU United Kingdom 12->66 68 2 other IPs or domains 12->68 44 C:\Users\user\AppData\Local\...\sql[1].dll, PE32 12->44 dropped 46 C:\Users\user\AppData\...\softokn3[1].dll, PE32 12->46 dropped 48 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 12->48 dropped 50 14 other files (10 malicious) 12->50 dropped 98 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->98 100 Found many strings related to Crypto-Wallets (likely being stolen) 12->100 102 Tries to harvest and steal ftp login credentials 12->102 104 4 other signatures 12->104 19 CBAKEBGIID.exe 2 12->19         started        22 KKJJEBFCGD.exe 2 12->22         started        24 cmd.exe 1 12->24         started        file8 signatures9 process10 signatures11 78 Multi AV Scanner detection for dropped file 19->78 80 Writes to foreign memory regions 19->80 82 Allocates memory in foreign processes 19->82 26 RegAsm.exe 191 19->26         started        29 conhost.exe 19->29         started        31 RegAsm.exe 19->31         started        33 RegAsm.exe 19->33         started        84 Injects a PE file into a foreign processes 22->84 86 LummaC encrypted strings found 22->86 35 RegAsm.exe 22->35         started        38 conhost.exe 22->38         started        40 conhost.exe 24->40         started        42 timeout.exe 1 24->42         started        process12 dnsIp13 96 Tries to harvest and steal browser information (history, passwords, etc) 26->96 58 caffegclasiqwp.shop 104.21.16.180, 443, 49750 CLOUDFLARENETUS United States 35->58 60 condedqpwqm.shop 172.67.146.35, 443, 49742, 49746 CLOUDFLARENETUS United States 35->60 62 2 other IPs or domains 35->62 signatures14
Score:
66%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b/
Threat name:
Win32.Trojan.Lummac
Create hunting rule
Status:
Malicious
First seen:
2024-08-25 21:43:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z3huvik2gpcwtdudzri4lcd4v4jdimqto5ecgs6fpbmbkz55xevq._file
Verdict:
unknown
Similar samples:
149d5c2949338abb59f4ff360ea39229796c73f8e3a9c483442295a8e0f9fcc7
Vidar
3891b4ca289d3c1ed1e73d2af779191c414552b79302a3546b45a43e2afe0423
Vidar
84ccccd320e1db52227eacca356001f04a4ff4354f3830e983f492db5097d649
Vidar
8e74f5644140e614077e5317d5ffb5ca0f828ed4870e1d6c1faf442c851e1909
Vidar
ccffebfd323ddf4ec97eeabecb0c59c759d40e1fb81a07016702479b87e0e484
Vidar
fc330820899d3b38c7267818e1603b11c5e66b93a7ff5ec649f2ce033c1e3b66
Vidar
+ 50 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:vidar botnet:e08d1d89739710c3d8e7a76423a5faa7 credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240825-1kbh7sybll/
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://condedqpwqm.shop/api
https://locatedblsoqp.shop/api
https://traineiwnqo.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/f7e8f073-e065-42ce-a997-1f7e18acb45e
Unpacked files
SH256 hash:
71029908725ef5b60a953fea740697b8f6ebab090437dd3a7553a7b996eb6b52
MD5 hash:
8885e00f5e0f41eda7ef7f5bab59ee6f
SHA1 hash:
a4373829cfe42a57f12a45603b73870ec712cbce
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/6153bf83-0e10-461c-ae7a-66d72929ce15/
Parent samples :
d53641a8cbaa9208b0efa58d6dda60c62a8883ed4eea4bd9507ed761cf648d34
285bdcf03e3924d309add80e795b18678899977f518da55937de5dc0a68614c9
cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b
c89b50e1bc1bd6221d55a91a7fd407a0bd8363a292506348bf2902078e141562
SH256 hash:
0ab41930f0a18d7629031bf5cd9a8c7090c13983c1d7567b9018185f0fa18f0d
MD5 hash:
2890a00ef6943ed98e2b7c6e3e49ae1c
SHA1 hash:
9072a751e68fe39222aebc87ffb898a423310ce9
Link:
https://www.unpac.me/results/6153bf83-0e10-461c-ae7a-66d72929ce15/
SH256 hash:
cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b
MD5 hash:
75d0097acc881bb6bc4332bda07f16f1
SHA1 hash:
421af59f2009a79f032c0edb88a7970a100d6733
Link:
https://www.unpac.me/results/6153bf83-0e10-461c-ae7a-66d72929ce15/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cecf4aa15a33/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/cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b

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 cecf4aa15a33c5698e83cc51c5887caf123432137748234bc578581567bdb92b

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3128370/

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