MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3946b63adbb5ef4955c4c82192a969ead18f6ca7e3cc2c5834349a31358f5606. 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
| SHA256 hash: | 3946b63adbb5ef4955c4c82192a969ead18f6ca7e3cc2c5834349a31358f5606 |
|---|---|
| SHA3-384 hash: | cf9e8bfbe4ec860525d2a7f09c0abcdc516bc6dc6b6c0a0a844618ada173764a4dccf69465b47adfc8f47ad782fbd7f9 |
| SHA1 hash: | 163e3876e0065252e7c27da6dc10fca3c3e55436 |
| MD5 hash: | 82b78b8f5a3779e76edf8853ee5be385 |
| humanhash: | eight-saturn-solar-failed |
| File name: | file |
| Download: | download sample |
| Signature | Vidar |
| File size: | 7'102'976 bytes |
| First seen: | 2026-03-17 16:27:00 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 8b6f55fd88c63427ceef4b1373e85158 (8 x Vidar) |
| ssdeep | 49152:K8aONqtYd6NWUkxL6NjKedKQSlZK7kzHcAf35jnvRStf4PY:a0PFnZY |
| TLSH | T1E666F86BFA58C36AC129B13AF052CA07E7F360795B33C5E7226113649E854E49E3F538 |
| TrID | 51.8% (.EXE) Win64 Executable (generic) (6522/11/2) 16.1% (.EXE) OS/2 Executable (generic) (2029/13) 15.9% (.EXE) Generic Win/DOS Executable (2002/3) 15.8% (.EXE) DOS Executable (generic) (2000/1) 0.2% (.VXD) VXD Driver (29/21) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-amadey exe fbf543 vidar |
Intelligence
File Origin
# of uploads :
1
# of downloads :
176
Origin country :
USVendor Threat Intelligence
No detections
Malware family:
vidar
ID:
1
File name:
_3946b63adbb5ef4955c4c82192a969ead18f6ca7e3cc2c5834349a31358f5606.exe
Verdict:
Malicious activity
Analysis date:
2026-03-17 16:28:19 UTC
Tags:
stealer stealc vidar delphi xor-url generic
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
96.5%
Tags:
ransomware small virus
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug embarcadero_delphi fingerprint keylogger packed
Verdict:
Malicious
Labled as:
HVM:TrojanDownloader/Lotok.ds
Verdict:
Malicious
File Type:
exe x64
Detections:
Trojan.Win64.Agent.sb Trojan.Win64.Agent.smfsso
Verdict:
Unknown
Score:
34%
Verdict:
Susipicious
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Family.STEALC
Threat name:
Win64.Trojan.Vidar
Status:
Malicious
First seen:
2026-03-17 16:27:30 UTC
File Type:
PE+ (Exe)
Extracted files:
14
AV detection:
15 of 24 (62.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
vidar
Score:
10/10
Tags:
family:vidar botnet:b36ae66cbc7f18c68687e863227fb439 stealer
Behaviour
Detects Vidar Stealer
Vidar
Vidar family
Malware Config
C2 Extraction:
https://telegram.me/mm8hyx
https://steamcommunity.com/profiles/76561198728266687
https://steamcommunity.com/profiles/76561198728266687
Unpacked files
SH256 hash:
3946b63adbb5ef4955c4c82192a969ead18f6ca7e3cc2c5834349a31358f5606
MD5 hash:
82b78b8f5a3779e76edf8853ee5be385
SHA1 hash:
163e3876e0065252e7c27da6dc10fca3c3e55436
Malware family:
Vidar
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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 |
|---|---|
| Author: | malware-lu |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| 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: | DebuggerCheck__RemoteAPI |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Active |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | dgaagas |
|---|---|
| Author: | Harshit |
| Description: | Uses certutil.exe to download a file named test.txt |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows executables referencing non-Windows User-Agents |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | SUSP_XORed_Mozilla_Oct19 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key. |
| Reference: | https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force() |
| Rule name: | SUSP_XORed_Mozilla_RID2DB4 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious XORed keyword - Mozilla/5.0 |
| Reference: | Internal Research |
| Rule name: | SUSP_XORed_URL_In_EXE |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects an XORed URL in an executable |
| Reference: | https://twitter.com/stvemillertime/status/1237035794973560834 |
| Rule name: | SUSP_XORed_URL_in_EXE_RID2E46 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects an XORed URL in an executable |
| Reference: | https://twitter.com/stvemillertime/status/1237035794973560834 |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | telebot_framework |
|---|---|
| Author: | vietdx.mb |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | VECT_Ransomware |
|---|---|
| Author: | Mustafa Bakhit |
| Description: | Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Amadey
Delivery method
Distributed via web download
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