MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920
SHA3-384 hash: e13cd04a3f77a0b8edf2f86d3cb330ac6405f42b619daf232905d84af23f9e34947dd9de38dacbbaf7fb2bf777f27fbe
SHA1 hash: cb6f613025a9b8cf64bd90ae3813beb4e872e93f
MD5 hash: bb74165a5eb382a47e26f4efd8c2f151
humanhash: crazy-utah-bravo-johnny
File name:lem.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:863'224 bytes
First seen:2024-08-05 16:53:31 UTC
Last seen:2024-08-05 17:23:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash be41bf7b8cc010b614bd36bbca606973 (195 x LummaStealer, 126 x DanaBot, 63 x Vidar)
ssdeep 24576:1s2k09zcWIh8+6jQxF3jkwacXh9+Ip4S1P5v3:1k0Z/NaFzkeh9ES1P9
TLSH T1EF0523878AA86C2AEAA78DB1247485369E76FD0315F0C0CB9385C84DB771B4495FC36F
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon f1d8fae0c9c9ee60 (1 x Vidar)
Reporter aachum
Tags:exe vidar


Avatar
iamaachum
bla4u.su/lem.exe

Vidar C2:
https://steamcommunity.com/profiles/76561199747278259
https://t.me/armad2a

Intelligence

File Origin
# of uploads :
2
# of downloads :
357
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
lem.exe
Verdict:
Malicious activity
Analysis date:
2024-08-05 16:55:36 UTC
Tags:
stealer
Link:
https://app.any.run/tasks/f7aae0ef-af44-4d64-9b86-605ff78e41e8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66b103b1037b02d0daedc459
Tags:
Discovery Encryption Execution Generic Infostealer Network Other Static Stealth Malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Сreating synchronization primitives
Launching cmd.exe command interpreter
Creating a process with a hidden window
Moving a file to the %temp% directory
Launching a process
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Running batch commands
Creating a file
Creating a process from a recently created file
Creating a window
DNS request
Behavior that indicates a threat
Connection attempt
Sending a custom TCP request
Connection attempt to an infection source
Query of malicious DNS domain
Sending an HTTP POST request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
installer lolbin microsoft_visual_cc overlay packed shell32
Link:
https://www.filescan.io/uploads/66b103acec31803ad01baf62/reports/281dcbc6-bf50-4128-87b4-891d7899334a/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/5ff2c931-7fea-4a31-9e1b-b2361df062f7
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1488222
Signature
AI detected suspicious sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops PE files with a suspicious file extension
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found stalling execution ending in API Sleep call
Multi AV Scanner detection for submitted file
Sigma detected: Search for Antivirus process
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
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: 1488222 Sample: lem.exe Startdate: 05/08/2024 Architecture: WINDOWS Score: 100 50 steamcommunity.com 2->50 52 arpdabl.zapto.org 2->52 54 KLUpntqKswLWgWJpHbymfJYffqy.KLUpntqKswLWgWJpHbymfJYffqy 2->54 56 Found malware configuration 2->56 58 Antivirus detection for URL or domain 2->58 60 Multi AV Scanner detection for submitted file 2->60 62 6 other signatures 2->62 10 lem.exe 63 2->10         started        signatures3 process4 signatures5 72 Found stalling execution ending in API Sleep call 10->72 13 cmd.exe 2 10->13         started        process6 file7 42 C:\Users\user\AppData\Local\Temp\...behaviorgraphift.pif, PE32 13->42 dropped 74 Drops PE files with a suspicious file extension 13->74 17 Gift.pif 57 13->17         started        22 cmd.exe 2 13->22         started        24 conhost.exe 13->24         started        26 7 other processes 13->26 signatures8 process9 dnsIp10 44 188.245.87.202, 443, 49713, 49715 PARSONLINETehran-IRANIR Iran (ISLAMIC Republic Of) 17->44 46 arpdabl.zapto.org 38.180.132.96, 49752, 80 COGENT-174US United States 17->46 48 steamcommunity.com 104.102.49.249, 443, 49712 AKAMAI-ASUS United States 17->48 34 C:\ProgramData\vcruntime140.dll, PE32 17->34 dropped 36 C:\ProgramData\softokn3.dll, PE32 17->36 dropped 38 C:\ProgramData\nss3.dll, PE32 17->38 dropped 40 4 other files (none is malicious) 17->40 dropped 64 Found many strings related to Crypto-Wallets (likely being stolen) 17->64 66 Tries to harvest and steal ftp login credentials 17->66 68 Tries to harvest and steal browser information (history, passwords, etc) 17->68 70 Tries to steal Crypto Currency Wallets 17->70 28 cmd.exe 1 17->28         started        file11 signatures12 process13 process14 30 conhost.exe 28->30         started        32 timeout.exe 1 28->32         started       
Score:
26%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920/
Threat name:
Win32.Trojan.Casdet
Create hunting rule
Status:
Malicious
First seen:
2024-07-24 20:34:49 UTC
File Type:
PE (Exe)
Extracted files:
32
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2oz5uvymjcjrptfkckocyzwmq5s27lzawxsmzqskrdowxehgjeqa._file
Verdict:
malicious
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240805-veh37swdkh/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Enumerates processes with tasklist
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
Vidar
Malware Config
C2 Extraction:
https://steamcommunity.com/profiles/76561199747278259
https://t.me/armad2a
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e69480fb-8fb9-4f48-9a61-0457c8fc2a78
Unpacked files
SH256 hash:
e3a9c85e262e28cbbe1eb165a9d7ad14581877df8f09a8e3c83ac27cd00db15f
MD5 hash:
646c090f9bd2c9bcf12f29b29493ff49
SHA1 hash:
ece0ed94e1b3df384588960c5c2c0aa8747c36a0
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/805b4d4c-83b2-474a-84fa-44fd3ae17b2e/
Parent samples :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 hash:
d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920
MD5 hash:
bb74165a5eb382a47e26f4efd8c2f151
SHA1 hash:
cb6f613025a9b8cf64bd90ae3813beb4e872e93f
Link:
https://www.unpac.me/results/805b4d4c-83b2-474a-84fa-44fd3ae17b2e/
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/d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920

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:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Web download

Vidar

Executable exe d3b3da570c489317ccaa129c2c66cc8765afaf20b5e4ccc24a88dd6b90e64920

(this sample)

  
Link
https://tria.ge/240805-vb54kawcph
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3091678/

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 (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
KERNEL32.dll::OpenProcess
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDiskFreeSpaceW
KERNEL32.dll::GetCommandLineW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::GetWindowsDirectoryW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuW
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::OpenClipboard
USER32.dll::PeekMessageW
USER32.dll::CreateWindowExW

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