MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d
SHA3-384 hash: 8b823c138dc07fcd37d5158caa286eba8c9f893f4b968d65d8eb66126951448bad1d7a60dcdc8d7c48f2a5ad1c9f2554
SHA1 hash: e1313d526e2b7a41fbb7820fec23b2336a772213
MD5 hash: 8f058935477c05b054373ed1db839902
humanhash: red-spaghetti-moon-crazy
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:172'032 bytes
First seen:2026-01-26 17:24:49 UTC
Last seen:2026-01-28 18:56:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ee53c10aff1d01eafea53328179e33a2 (32 x Vidar, 1 x XenoRAT, 1 x Smoke Loader)
ssdeep 3072:Z9mtEH5j20NXVnwfdfwmEZnWoqjLFX5lYL0UGcNAZkCawCQDGfMeS+g:7aExvXVCwmEZnWoqFX5lOCZklj5fM
TLSH T123F3236222A473BAF0918936492E45F7DCA89781133BCD7C7049F5AF7224F68E97740D
TrID 63.5% (.EXE) UPX compressed Win64 Executable (70117/5/12)
24.5% (.EXE) UPX compressed Win32 Executable (27066/9/6)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.8% (.ICL) Windows Icons Library (generic) (2059/9)
1.8% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:dropped-by-amadey exe fbf543 UPX


Avatar
Bitsight
url: http://130.12.180.43/vidar/random.exe
File size (compressed) :172'032 bytes
File size (de-compressed) :449'536 bytes
Format:win64/pe
Unpacked file: ec3cd7925635d26ea256f64eb24f30749cd4bc15335eb85eb3c3ca554b7818ab

Intelligence

File Origin
# of uploads :
447
# of downloads :
167
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
PEPacker
Details
PEPacker
a UPX version number and an unpacked binary
Link:
https://research.acce.ciphertechsolutions.com/results/542f9be1-d919-4db1-9890-3b3151b3c6eb/
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2026-01-26 17:26:28 UTC
Tags:
stealer stealc vidar upx xor-url generic
Link:
https://app.any.run/tasks/3da88f66-1f18-4658-8673-212742d7a570

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/50242/
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6977a39d6fa3eed1652f3541
Tags:
ransomware dropper emotet virus
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug fingerprint mikey packed packed packed upx vidar
Link:
https://www.filescan.io/uploads/6977a39d4156786ccbd84304/reports/95444866-d9cf-4c03-a164-bd80b299ec91/overview
Verdict:
Malicious
Labled as:
Mikey.Generic
Link:
https://www.hybrid-analysis.com/sample/e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-01-23T07:52:00Z UTC
Last seen:
2026-01-27T14:55:00Z UTC
Hits:
~100
Detections:
Trojan-PSW.Vidar.HTTP.C&C Trojan-Downloader.Agent.TCP.C&C Trojan-PSW.Win32.Vidar.gpl Trojan-PSW.Win32.Vidar.gpk Trojan-PSW.Win32.Vidar.d
Link:
https://opentip.kaspersky.com/e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/7ea36258-0be9-4fe7-9fe4-a913eb1bee22
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d
Threat name:
Win64.Trojan.Vidar
Create hunting rule
Status:
Malicious
First seen:
2026-01-24 13:03:10 UTC
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5al7eojikqw52o3bofj353qg735atoyxou2p4443fogr4usqceoq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260126-vznjesb16g/
Behaviour
UPX packed file
Unpacked files
SH256 hash:
e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d
MD5 hash:
8f058935477c05b054373ed1db839902
SHA1 hash:
e1313d526e2b7a41fbb7820fec23b2336a772213
Link:
https://www.unpac.me/results/a97bb53f-988c-411f-bc28-17ff17e1a51e/
SH256 hash:
ec3cd7925635d26ea256f64eb24f30749cd4bc15335eb85eb3c3ca554b7818ab
MD5 hash:
ab216b3abccb746749562b6a2109e237
SHA1 hash:
3e7690a9c4a4699b3e302dd52959e1e6b2a8ef42
Detections:
win_bazarbackdoor_auto
Create hunting rule
SUSP_XORed_URL_In_EXE
Create hunting rule
SUSP_XORed_Mozilla
Create hunting rule
Link:
https://www.unpac.me/results/a97bb53f-988c-411f-bc28-17ff17e1a51e/
Parent samples :
ec3cd7925635d26ea256f64eb24f30749cd4bc15335eb85eb3c3ca554b7818ab
e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.76
Link:
https://yomi.yoroi.company/submissions/e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
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
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:SUSP_XORed_URL_In_EXE
Create hunting rule
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
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
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
Create hunting rule
Author:vietdx.mb
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:upx_largefile
Create hunting rule
Author:k3nr9
Rule name:win_bazarbackdoor_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.bazarbackdoor.

File information

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

Web download

Vidar

Executable exe e817f23928542ddd3b617153beee06fefa09bb177534fe739b2b8d1e5250111d

(this sample)

Vidar

Executable exe ec3cd7925635d26ea256f64eb24f30749cd4bc15335eb85eb3c3ca554b7818ab

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/50242/
  
URLhaus
https://urlhaus.abuse.ch/url/3743615/
  
Dropping
SHA256 ec3cd7925635d26ea256f64eb24f30749cd4bc15335eb85eb3c3ca554b7818ab
  
Dropping
MD5 ab216b3abccb746749562b6a2109e237

Comments