MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930. 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: 13


Intelligence 13 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930
SHA3-384 hash: 3964f88d9fb85458949e5a3e3583dd00b0a136a81f7d25def8fb3bdfc5c39fd584341cb8b28a429ba3fbce83de0bb01e
SHA1 hash: b3a076fcf6f050927483b2d035c0ce2e2a4273ac
MD5 hash: ce92694def633be63fea92b3e31386ee
humanhash: king-india-mountain-twelve
File name:is-bootv2.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:2'240'000 bytes
First seen:2026-02-04 15:45:16 UTC
Last seen:2026-02-04 16:41:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8a4ce3087bdf40c7b66139698159e2bf (1 x Vidar)
ssdeep 12288:ad4IA8+XKomu52YFDE9xIQLX51eLNxICvmjJOOmiQpWJV+mNs/BQUDp+rLE:MApXKNC2IQLLeLHejoeuMV+mNKB/iL
TLSH T12DA5F138C695CCDBF29A80F468D051433866B662D3798BFB0790E22DEA091D11DDEF1D
TrID 63.5% (.EXE) Win64 Executable (generic) (10522/11/4)
12.2% (.EXE) OS/2 Executable (generic) (2029/13)
12.0% (.EXE) Generic Win/DOS Executable (2002/3)
12.0% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter burger
Tags:exe vidar

Intelligence

File Origin
# of uploads :
2
# of downloads :
132
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
https://www.mediafire.com/folder/vs9ujs6n4ehl7/Amari
Verdict:
Malicious activity
Analysis date:
2026-02-04 02:01:39 UTC
Tags:
xor-url generic stealer
Link:
https://app.any.run/tasks/0b29fa05-ef1e-4856-84cb-a731b697e6bd

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/51717/
Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=698356e46b1af47db72cd0c7
Tags:
ransomware dridex small virus
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/6983699a930564ff3c89e927/reports/4951bdaf-9e0b-46c8-a764-8d3ed0a05b16/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930
Result
Gathering data
Verdict:
Malicious
File Type:
exe x64
Detections:
UDS:DangerousObject.Multi.Generic
Link:
https://opentip.kaspersky.com/4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/91141358-5cab-4595-94dc-8e64654614f2
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1863377
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to detect sleep reduction / modifications
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Tries to detect virtualization through RDTSC time measurements
Unusual module load detection (module proxying)
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/ce92694def633be63fea92b3e31386ee
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930
Threat name:
Win64.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-02-04 14:25:53 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
10 of 36 (27.78%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jf24qzvugsv4xbug37glxxqvacnthzqrm5jw5eos3s7v3atvzeya._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260204-s7btgsdv9c/
Unpacked files
SH256 hash:
4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930
MD5 hash:
ce92694def633be63fea92b3e31386ee
SHA1 hash:
b3a076fcf6f050927483b2d035c0ce2e2a4273ac
Link:
https://www.unpac.me/results/71375c0e-055b-4e7a-b651-1116873002a6/
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4975c866b434/report/overview.html
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/4975c866b434abcb8686dfccbbde15009b33e61167536e91d2dcbf5d8275c930

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_Debugger
Create hunting rule
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:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
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_pe_free_without_allocation
Create hunting rule
Author:Maxime THIEBAUT (@0xThiebaut)
Description:Detects an executable importing functions to free memory without importing allocation functions, often indicative of dynamic import resolution
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: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.

Cape
Cape
https://www.capesandbox.com/analysis/51717/

Comments