MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c. 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 23 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c
SHA3-384 hash: e0f90d6d4b8e7df9717f3c37e454d16dea2a34ba8bb7d5fbf584e1b640377fd6f62d7ce4d7a1be87b8aa497e09151799
SHA1 hash: 1c4608206be37d2de204e385a2add9f378774cfa
MD5 hash: 8cf13135a7e323db19dc9d625d4d8702
humanhash: crazy-butter-cold-venus
File name:8cf13135a7e323db19dc9d625d4d8702.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:392'704 bytes
First seen:2024-11-01 20:18:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 118187c3a5a9d853faf932e2bfb655fe (5 x Vidar)
ssdeep 6144:hGO+83+N11n5au8LvOWjTMZG6wn+K8ekx0wKYHMCsHW+S0ZaaPG:hGOv3+N11n5ALvpjTACn+xek0VYExdZa
TLSH T161849D1623E130F6F2225534B6494721CBAB78341622F75FABC405666FE6BC1EE2C71B
TrID 56.3% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
16.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
4.9% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.4% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter abuse_ch
Tags:exe vidar

Intelligence

File Origin
# of uploads :
1
# of downloads :
399
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
8cf13135a7e323db19dc9d625d4d8702.exe
Verdict:
Malicious activity
Analysis date:
2024-11-01 20:21:29 UTC
Tags:
vidar telegram
Link:
https://app.any.run/tasks/9cf71bdc-eb96-43a5-908c-4134be9b6fa8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.Trojanx-10020177-0
Create hunting rule

Win.Packed.Mikey-10032681-0
Create hunting rule

Win.Malware.Stealerc-10034234-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=672537c049e92a05dde24d43
Tags:
powershell dridex emotet lien
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Сreating synchronization primitives
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c
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/37445a3f-ef13-49ae-a746-19b830f3f7ba
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1547104
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Searches for specific processes (likely to inject)
Self deletion via cmd or bat file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Yara detected AntiVM3
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c/
Threat name:
Win32.Trojan.Vidar
Create hunting rule
Status:
Malicious
First seen:
2024-10-15 07:13:48 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dd27g2gbromyrr6wnk5rnhkuakolmmljccyqt47dutn4yn5fwwoa._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
error
Vidar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:4fb976350439be886a8f60326d57d314 discovery stealer
Link:
https://tria.ge/reports/241101-y5mqvsvejb/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Detect Vidar Stealer
Vidar
Vidar family
Malware Config
C2 Extraction:
https://steamcommunity.com/profiles/76561199786602107
https://t.me/lpnjoke
Verdict:
Malicious
Tags:
trojan stealer stealc vidar
YARA:
Windows_Generic_Threat_c374cd85 CAPE_Stealc EXE_Vidar_May_2024 Stealc
Link:
https://app.threat.zone/submission/b4dc64be-a756-42d5-a273-5a75220b4bfc
Unpacked files
SH256 hash:
0a6b558dc092b4f6bce802a6407fe468f7b973c82db36e2d7a0d0db5635838b4
MD5 hash:
1fbd01ee768b7c4abfd2783a4707a072
SHA1 hash:
15288415ec755c2673da3c716386abfdd35aaaed
Link:
https://www.unpac.me/results/af588dd9-bf2e-43ca-a693-121bd204c1c8/
SH256 hash:
18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c
MD5 hash:
8cf13135a7e323db19dc9d625d4d8702
SHA1 hash:
1c4608206be37d2de204e385a2add9f378774cfa
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/af588dd9-bf2e-43ca-a693-121bd204c1c8/
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/18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c

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:Check_Dlls
Create hunting rule
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:Heuristics_ChromeCookieMonster
Create hunting rule
Author:Still
Description:attempts to match strings related to Chromium's CookieMonster; typically used in Chromium secrets scanning by stealers; heuristics rule - may match false positives
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Stealc
Create hunting rule
Author:kevoreilly
Description:Stealc Payload
Rule name:Stealc_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Stealc Payload
Rule name:Stealer_Stealc
Create hunting rule
Author:Still
Description:attempts to match instructions/strings found in Stealc
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Vidar_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Vidar Payload
Rule name:Windows_Generic_Threat_2bba6bae
Create hunting rule
Author:Elastic Security
Rule name:Windows_Generic_Threat_c374cd85
Create hunting rule
Author:Elastic Security

File information

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

Web download

Vidar

Executable exe 18f5f368c18b9988c7d66abb169d54029cb6316910b109f3e3a4dbcc37a5b59c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3269624/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3269626/
  
URLhaus
https://urlhaus.abuse.ch/url/3269628/
  
URLhaus
https://urlhaus.abuse.ch/url/3269633/

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
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
ole32.dll::CoInitializeSecurity
SHELL_APIManipulates System ShellSHELL32.dll::SHFileOperationA
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::OpenProcess
KERNEL32.dll::VirtualAllocExNuma
KERNEL32.dll::VirtualAllocEx
KERNEL32.dll::WriteProcessMemory
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetDriveTypeA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::SetConsoleCtrlHandler
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryA
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileA
KERNEL32.dll::CreateFileMappingA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameA
ADVAPI32.dll::GetUserNameA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegGetValueA
ADVAPI32.dll::RegOpenKeyExA
WIN_USER_APIPerforms GUI ActionsUSER32.dll::OpenInputDesktop

Comments