MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be
SHA3-384 hash: a495032a002a0a1bdcc38763437d2cc40942ab744215dd7eaec34154c2e1686d53967b53a697b2cb54dc726c0171499b
SHA1 hash: 61670d5b909f0326585e54e3ad542003e952d3a5
MD5 hash: 455bbc94bc64ec2526c061460df8ee44
humanhash: california-east-ten-red
File name:4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:366'592 bytes
First seen:2026-08-30 11:31:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6ed4f5f04d62b18d96b26d6db7c18840 (512 x SalatStealer, 78 x BitRAT, 42 x RedLineStealer)
ssdeep 6144:4fyEidk2F1PFgctduPOjJNVwX8LcqSex1EHoO6orqg2laey:EHID1ictduGjJTfYqSb0B/
TLSH T1B574228987170393F5BD5B36C084C396399C163F79CAEB3259EC535A3380D04AB5ADB9
TrID 61.0% (.EXE) UPX compressed Win64 Executable (70117/5/12)
23.5% (.EXE) UPX compressed Win32 Executable (27066/9/6)
5.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.7% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter whack_sh
Tags:exe UPX vidar whack.sh
File size (compressed) :366'592 bytes
File size (de-compressed) :1'357'312 bytes
Format:win64/pe
Unpacked file: 2a8b70cecbf1a9970cc8b0f2e2f8d0b2b13d7b05e4ee12cb23cf50d236166049

Intelligence

File Origin
# of uploads :
1
# of downloads :
149
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
PEPacker
Details
Link:
https://research.acce.ciphertechsolutions.com/results/997a0d14-764b-44c3-8be5-99a5c01df1c2/
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-08-30 11:40:28 UTC
Tags:
telegram
Link:
https://app.any.run/tasks/ed86237f-7c1e-4a39-9cb8-82dc479722eb

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/83313/
Detection(s):
SecuriteInfo.com.Win64.MalwareX-gen.21685668.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Launching a service
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
microsoft_visual_cc packed packed packer upx
Link:
https://www.filescan.io/uploads/6a9414bf892df4914ea53fde/reports/3b620c9c-6a42-4b48-afc7-e9eac5423e11/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-08-30T07:24:00Z UTC
Last seen:
2026-08-30T07:47:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/50028e8f-7cdd-4280-9342-92091003108d
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/455bbc94bc64ec2526c061460df8ee44
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be/
Gathering data
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j7274ttg3d3fzx6cuoywoignxu7xsch4pwdbxcaqfe3qhktbyc7a._file
Verdict:
malicious
Label(s):
Vidar
Create hunting rule
Link:
https://reports.threatray.com/d1936c2a-d99b-4762-93f0-3013d7e81103
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260830-nndrhsvsct/
Behaviour
Suspicious behavior: EnumeratesProcesses
UPX packed file
Unpacked files
SH256 hash:
4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be
MD5 hash:
455bbc94bc64ec2526c061460df8ee44
SHA1 hash:
61670d5b909f0326585e54e3ad542003e952d3a5
Link:
https://www.unpac.me/results/42fe357e-83c0-4723-bddc-7052237aedee/
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4ff5fe4e66d8/report/overview.html
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:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:suspicious_PEs
Create hunting rule
Author:txc
Description:This rule detected suspicious PE files, based on high entropy and low amount of imported DLLs. This behaviour indicates packed files or files, that hide their true intention.
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:UPX
Create hunting rule
Author:kevoreilly
Description:UPX Unpacker: dump on OEP (original entry point)
Rule name:VECT_Ransomware
Create hunting rule
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

Vidar

Executable exe 4ff5fe4e66d8f65cdfc2a3b16720cdbd3f7908fc7d861b8810293703aa61c0be

(this sample)

Vidar

Executable exe 2a8b70cecbf1a9970cc8b0f2e2f8d0b2b13d7b05e4ee12cb23cf50d236166049

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3903903/
Cape
Cape
https://www.capesandbox.com/analysis/83313/
  
Dropping
SHA256 2a8b70cecbf1a9970cc8b0f2e2f8d0b2b13d7b05e4ee12cb23cf50d236166049
  
Dropping
MD5 57d80cba964862b95ffd978543b7ff3e

Comments