MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 199c44e7bc7c65d6be9959d2d5875e9755104275de462698cd4f6ad94e57d25e. 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: 11


Intelligence 11 IOCs YARA 18 File information Comments

SHA256 hash: 199c44e7bc7c65d6be9959d2d5875e9755104275de462698cd4f6ad94e57d25e
SHA3-384 hash: 8ea722fec15390bb98d0a3babbb8dba9cdd8c14817ebf13de12dc33c3bfa9a2694210c9ab925da3ebc3cbccaf0dc4913
SHA1 hash: 32805f97f849881f4bc59688f42b48121af714c0
MD5 hash: 5d62710ed2721b8f1a4beb844d8b313d
humanhash: golf-earth-glucose-one
File name:file
Download: download sample
Signature Vidar
File size:290'304 bytes
First seen:2023-11-30 10:33:24 UTC
Last seen:2023-11-30 12:45:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash fc8307445fea4c444664e5adfe4d2cfc (2 x Smoke Loader, 1 x Stealc, 1 x CoinMiner)
ssdeep 6144:/nyYUSun4ixKaq/idKTyAPR940tQVBXMxtMJs4:/a4ixKCKNP8dVBGtMJs
TLSH T11054D02276E1C033E12756344A61CBA05B2BFCA16B7299CB33A46E7E5E712D18F75307
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) (4505/5/1)
File icon (PE):PE icon
dhash icon 0845030328200801 (1 x Vidar)
Reporter andretavare5
Tags:exe vidar


Avatar
andretavare5
Sample downloaded from https://vk.com/doc418490229_669003661?hash=RiCRPEhzYtbgFn7dwULUJaXy6nR2nrdT5t52CGwOEPD&dl=HKYuWZDJpEjw0x6bq1b7XOtAtnhIYZliF8Qcigp51WT&api=1&no_preview=1#lyla

Intelligence


File Origin
# of uploads :
3
# of downloads :
337
Origin country :
US US
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Launching the default Windows debugger (dwwin.exe)
Gathering data
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Privateloader
Status:
Malicious
First seen:
2023-11-30 06:52:37 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
30 of 37 (81.08%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Behaviour
Modifies system certificate store
Program crash
Unpacked files
SH256 hash:
199c44e7bc7c65d6be9959d2d5875e9755104275de462698cd4f6ad94e57d25e
MD5 hash:
5d62710ed2721b8f1a4beb844d8b313d
SHA1 hash:
32805f97f849881f4bc59688f42b48121af714c0
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Rule name:Check_OutputDebugStringA_iat
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:has_telegram_urls
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
Author:ditekSHen
Description:Detect binaries embedding considerable number of MFA browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Author:ditekSHen
Description:Detects binaries and memory artifcats referencing sandbox DLLs typically observed in sandbox evasion
Rule name:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:QbotStuff
Author:anonymous
Rule name:shellcode
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Smokeloader_3687686f
Author:Elastic Security
Rule name:win_vidar
Author:Matthew @ Embee_Research
Description:Detection of Vidar Stealer and Variants via strings present in final unpacked payloads
Rule name:win_vidar_strings_jun_2023
Author:Matthew @ Embee_Research
Description:Detection of Vidar Stealer and Variants via strings present in final unpacked payloads
Rule name:yara_template

File information


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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by

Comments