MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d. 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: 14


Intelligence 14 IOCs YARA 28 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d
SHA3-384 hash: 9d528feec15c49f7c3edf8b70580a869e54671bb24047b2b2fe697ed9487b7b8c0769e929f0bc9f4b6d0e8b57f7db12a
SHA1 hash: 3625be47348e571db18d07074965414179f7fe0c
MD5 hash: 6a06b0cb0a44c80e367633766b07d871
humanhash: artist-uncle-lake-seventeen
File name:6a06b0cb0a44c80e367633766b07d871.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:8'788'992 bytes
First seen:2024-11-14 06:54:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f449da4202b8ad3e7ff7c11531b46319 (1 x Vidar)
ssdeep 98304:AtLutqgCf44NYxtJpkxhGK333AYWc9wV8RWJqBb76ZZmGifrVnWMqvk9SQH:ZC1OxtJah+sw+W3bifhnAG3H
Threatray 1 similar samples on MalwareBazaar
TLSH T1E996AEF6F24B216FC55A3639122B89515D3EA7312503481A66F9EC0CFEB2F485D3AB07
TrID 84.9% (.EXE) Inno Setup installer (107240/4/30)
8.3% (.EXE) Win64 Executable (generic) (10522/11/4)
3.5% (.EXE) Win32 Executable (generic) (4504/4/1)
1.5% (.EXE) Generic Win/DOS Executable (2002/3)
1.5% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
File icon (PE):PE icon
dhash icon e0cc96b2b28ed0e0 (1 x Vidar)
Reporter abuse_ch
Tags:exe vidar

Intelligence

File Origin
# of uploads :
1
# of downloads :
426
Origin country :
NL NL
Vendor Threat Intelligence
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=67359f3834b6906b3482ad47
Tags:
emotet remcos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Restart of the analyzed sample
Сreating synchronization primitives
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for the window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Launching a process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun by creating a file
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d
Malware family:
RedLine Stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d60ca972-b5b4-4b43-8766-fe0d7c20b37d
Result
Threat name:
Binder HackTool, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1555618
Signature
AI detected suspicious sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Drops large PE files
Drops PE files to the startup folder
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Binder HackTool
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1555618 Sample: SOfQumBuFd.exe Startdate: 14/11/2024 Architecture: WINDOWS Score: 100 120 t.me 2->120 122 steamcommunity.com 2->122 124 brewtea.online 2->124 140 Multi AV Scanner detection for domain / URL 2->140 142 Suricata IDS alerts for network traffic 2->142 144 Found malware configuration 2->144 146 16 other signatures 2->146 11 SOfQumBuFd.exe 2->11         started        14 service.exe 1 2->14         started        16 service.exe 2->16         started        18 3 other processes 2->18 signatures3 process4 signatures5 174 Injects a PE file into a foreign processes 11->174 20 SOfQumBuFd.exe 3 11->20         started        176 Multi AV Scanner detection for dropped file 14->176 24 service.exe 1 14->24         started        34 2 other processes 14->34 26 service.exe 16->26         started        36 4 other processes 16->36 28 service.exe 18->28         started        30 service.exe 18->30         started        32 service.exe 18->32         started        38 5 other processes 18->38 process6 file7 106 2 other malicious files 20->106 dropped 148 Found direct / indirect Syscall (likely to bypass EDR) 20->148 40 BUILD.EXE 1 2 20->40         started        44 CRYPTED.EXE 1 20->44         started        94 C:\Windows\SysWOW64\...\service.exe (copy), PE32 24->94 dropped 96 C:\Windows\SysWOW64\...\service.exe (copy), PE32 24->96 dropped 46 cmd.exe 24->46         started        98 C:\Windows\SysWOW64\...\service.exe (copy), PE32 26->98 dropped 100 C:\Windows\SysWOW64\...\service.exe (copy), PE32 26->100 dropped 48 cmd.exe 26->48         started        108 2 other malicious files 28->108 dropped 50 cmd.exe 28->50         started        110 2 other malicious files 30->110 dropped 52 cmd.exe 30->52         started        102 C:\Windows\SysWOW64\...\service.exe (copy), PE32 32->102 dropped 104 C:\Windows\SysWOW64\...\service.exe (copy), PE32 32->104 dropped signatures8 process9 file10 118 C:\Users\user\Music\...\CancVideo.exe, PE32 40->118 dropped 158 Multi AV Scanner detection for dropped file 40->158 160 Attempt to bypass Chrome Application-Bound Encryption 40->160 162 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 40->162 172 2 other signatures 40->172 54 BUILD.EXE 40->54         started        164 Antivirus detection for dropped file 44->164 166 Machine Learning detection for dropped file 44->166 168 Drops PE files to the startup folder 44->168 170 Contains functionality to inject code into remote processes 44->170 59 CRYPTED.EXE 3 44->59         started        61 WerFault.exe 21 16 44->61         started        63 conhost.exe 44->63         started        65 CRYPTED.EXE 44->65         started        67 2 other processes 46->67 69 2 other processes 48->69 71 2 other processes 50->71 73 2 other processes 52->73 signatures11 process12 dnsIp13 128 5.75.213.159, 443, 49837, 49847 HETZNER-ASDE Germany 54->128 130 t.me 149.154.167.99, 443, 49810 TELEGRAMRU United Kingdom 54->130 132 2 other IPs or domains 54->132 112 C:\Users\user\AppData\Local\Temp\delays.tmp, DOS 54->112 dropped 150 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 54->150 152 Found many strings related to Crypto-Wallets (likely being stolen) 54->152 154 Tries to harvest and steal ftp login credentials 54->154 156 3 other signatures 54->156 75 chrome.exe 54->75         started        78 cmd.exe 54->78         started        114 C:\Users\user\AppData\Roaming\service.exe, PE32 59->114 dropped 116 C:\Users\user\AppData\Roaming\...\service.exe, PE32 59->116 dropped 80 cmd.exe 1 59->80         started        file14 signatures15 process16 dnsIp17 134 192.168.2.4, 138, 443, 49672 unknown unknown 75->134 136 239.255.255.250 unknown Reserved 75->136 83 chrome.exe 75->83         started        86 conhost.exe 78->86         started        88 timeout.exe 78->88         started        138 Uses schtasks.exe or at.exe to add and modify task schedules 80->138 90 conhost.exe 80->90         started        92 schtasks.exe 1 80->92         started        signatures18 process19 dnsIp20 126 www.google.com 142.250.185.228, 443, 49959, 49966 GOOGLEUS United States 83->126
Score:
89%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-11-09 19:33:37 UTC
File Type:
PE (Exe)
Extracted files:
56
AV detection:
21 of 38 (55.26%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=db2ddk23oxrtdjfs4kepnpdsugnq2vdssktm2pai5lbxmswxeqwq._file
Verdict:
malicious
Label(s):
vidar
Create hunting rule
Similar samples:
187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d
Vidar
error
Vidar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:6543812d3450fc197404a152bda5e701 credential_access discovery persistence spyware stealer
Link:
https://tria.ge/reports/241114-hpszyawbln/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies system certificate store
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Checks computer location settings
Drops startup file
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
Uses browser remote debugging
Detect Vidar Stealer
Vidar
Vidar family
Malware Config
C2 Extraction:
https://t.me/gos90t
https://steamcommunity.com/profiles/76561199800374635
Verdict:
Malicious
Tags:
stealer stealc vidar trojan Win.Malware.Trojanx-10020177-0
YARA:
CAPE_Stealc EXE_Vidar_May_2024 Stealc Windows_Generic_Threat_c374cd85
Link:
https://app.threat.zone/submission/9a8b1c99-c32d-4c2f-a17d-581251273a35
Unpacked files
SH256 hash:
191cb9054badb30c9d4a942a50c6ec5ca9ff41d012e8534c8449ac89353d5a2c
MD5 hash:
b155757bc678b77c62ce9ae950020d48
SHA1 hash:
ece271e7d4767f1ba85dcda8a862e1de5843e074
Detections:
VidarStealer
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Link:
https://www.unpac.me/results/8ac2473e-5239-420c-9112-b7dc458e6fe5/
SH256 hash:
388a796580234efc95f3b1c70ad4cb44bfddc7ba0f9203bf4902b9929b136f95
MD5 hash:
e4211d6d009757c078a9fac7ff4f03d4
SHA1 hash:
019cd56ba687d39d12d4b13991c9a42ea6ba03da
Link:
https://www.unpac.me/results/8ac2473e-5239-420c-9112-b7dc458e6fe5/
SH256 hash:
187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d
MD5 hash:
6a06b0cb0a44c80e367633766b07d871
SHA1 hash:
3625be47348e571db18d07074965414179f7fe0c
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/8ac2473e-5239-420c-9112-b7dc458e6fe5/
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/187431ab5b75e331a4b2e288f6bc72a19b0d547292a6cd3c08eac3764ad7242d

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:Borland
Create hunting rule
Author:malware-lu
Rule name:Check_Dlls
Create hunting rule
Rule name:DebuggerCheck__API
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: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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:possible_trojan_banker
Create hunting rule
Author:@johnk3r
Description:Detects common strings, DLL and API in Banker_BR
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Checking for malicious import combination that common ransomware mostly use
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Stealc
Create hunting rule
Author:kevoreilly
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:Windows_Generic_Threat_2bba6bae
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Vidar_65d3d7e5
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Vidar_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.

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
AUTH_APIManipulates User Authorizationadvapi32.dll::AllocateAndInitializeSid
advapi32.dll::ConvertSidToStringSidW
advapi32.dll::ConvertStringSecurityDescriptorToSecurityDescriptorW
advapi32.dll::EqualSid
advapi32.dll::FreeSid
advapi32.dll::InitializeSecurityDescriptor
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoFreeUnusedLibraries
SECURITY_BASE_APIUses Security Base APIadvapi32.dll::AdjustTokenPrivileges
advapi32.dll::GetTokenInformation
advapi32.dll::SetSecurityDescriptorDacl
SHELL_APIManipulates System Shellshell32.dll::ShellExecuteW
shell32.dll::ShellExecuteExW
shell32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CreateProcessW
advapi32.dll::OpenProcessToken
kernel32.dll::OpenProcess
advapi32.dll::OpenThreadToken
winhttp.dll::WinHttpCloseHandle
kernel32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIkernel32.dll::TerminateProcess
kernel32.dll::LoadLibraryA
kernel32.dll::LoadLibraryExW
kernel32.dll::LoadLibraryW
kernel32.dll::GetDriveTypeW
kernel32.dll::GetSystemInfo
WIN_BASE_IO_APICan Create Fileskernel32.dll::CopyFileW
kernel32.dll::CreateDirectoryW
kernel32.dll::CreateFileW
kernel32.dll::DeleteFileW
kernel32.dll::MoveFileW
kernel32.dll::MoveFileExW
WIN_BASE_USER_APIRetrieves Account Informationkernel32.dll::GetComputerNameW
advapi32.dll::GetUserNameW
advapi32.dll::LookupPrivilegeValueW
WIN_HTTP_APIUses HTTP serviceswinhttp.dll::WinHttpAddRequestHeaders
winhttp.dll::WinHttpConnect
winhttp.dll::WinHttpGetIEProxyConfigForCurrentUser
winhttp.dll::WinHttpGetProxyForUrl
winhttp.dll::WinHttpOpenRequest
winhttp.dll::WinHttpOpen
WIN_NETWORK_APISupports Windows Networkingmpr.dll::WNetEnumResourceW
mpr.dll::WNetGetUniversalNameW
mpr.dll::WNetOpenEnumW
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegCreateKeyExW
advapi32.dll::RegDeleteKeyW
advapi32.dll::RegOpenKeyExW
advapi32.dll::RegQueryInfoKeyW
advapi32.dll::RegQueryValueExW
advapi32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI Actionsuser32.dll::ActivateKeyboardLayout
user32.dll::AppendMenuW
user32.dll::CreateMenu
user32.dll::FindWindowExW
user32.dll::FindWindowW
user32.dll::PeekMessageA

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