MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 45e50aaff3991801924650d05d84750ae94f0900c6238eaed4fc79fd2fb9cdc3. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 30 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 45e50aaff3991801924650d05d84750ae94f0900c6238eaed4fc79fd2fb9cdc3
SHA3-384 hash: 0510b1f5f36af9a6227aea29920a619da5d49b3af76bb62b3902d38bb666b0d4e1ca9beeedb4476d91ac8bddbc5a38e0
SHA1 hash: 70ccd46376297cc61e02c9f63ebff293b4c8a7c1
MD5 hash: 9899939343b3f4678c21f4487a3add37
humanhash: lamp-west-jig-don
File name:NordVPN_Setup_x64.dll
Download: download sample
File size:51'885'944 bytes
First seen:2025-09-11 11:32:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2ffcc53d165f90cad66a29a16bea365d
ssdeep 1572864:YipbaljXKU7moumgOQ/OKiI3LFkRR/BuKFk9j4GHYx:YTxCOngxIBnFk9tHy
TLSH T18EB72256E2F900E8E4BBC0B8C6574617EBB23459133067EB12A48A656F37FE16E7D310
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 smica83
Tags:ESPRESSO-EDUTECH-DIGI-PRIVATE-LIMITED exe signed

Code Signing Certificate

Organisation:ESPRESSO EDUTECH DIGI PRIVATE LIMITED
Issuer:SSL.com EV Code Signing Intermediate CA RSA R3
Algorithm:sha256WithRSAEncryption
Valid from:2025-09-01T20:29:24Z
Valid to:2026-09-01T20:03:18Z
Serial number: 1b42110974ae87f4cd4639e29c4c14c4
Cert Graveyard Blocklist:This certificate is on the Cert Graveyard blocklist
Thumbprint Algorithm:SHA256
Thumbprint: 444d85828d3623fa0dda6886a46ec41b01b6b4f23add375963a6bb347f8e0120
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
137
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NordVPN_Setup_x64.dll
Verdict:
Malicious activity
Analysis date:
2025-09-11 11:33:47 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f099007c-a95f-49c5-a137-28665b71b71d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Clean
Score:
89.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68c2b36fb20052598879c014
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Searching for the window
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-debug dotnet fingerprint lolbin masquerade microsoft_visual_cc overlay overlay signed
Link:
https://www.filescan.io/uploads/68c2b387732879482926addd/reports/20257c86-f142-42e6-af98-e262b3dbf3bc/overview
Verdict:
Suspicious
Labled as:
UDS_Trojan_Win64_DBadur_gen
Link:
https://www.hybrid-analysis.com/sample/45e50aaff3991801924650d05d84750ae94f0900c6238eaed4fc79fd2fb9cdc3
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-09-04T11:20:00Z UTC
Last seen:
2025-09-04T11:20:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/45e50aaff3991801924650d05d84750ae94f0900c6238eaed4fc79fd2fb9cdc3/results?tab=lookup
Result
Threat name:
n/a
Detection:
suspicious
Classification:
n/a
Score:
36 / 100
Link:
https://www.joesandbox.com/analysis/1775536
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1775536 Sample: NordVPN_Setup_x64.dll.exe Startdate: 11/09/2025 Architecture: WINDOWS Score: 36 10 Multi AV Scanner detection for submitted file 2->10 6 NordVPN_Setup_x64.dll.exe 2->6         started        process3 process4 8 WerFault.exe 19 16 6->8         started       
Score:
73%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/45e50aaff3991801924650d05d84750ae94f0900c6238eaed4fc79fd2fb9cdc3
Gathering data
Threat name:
Win64.Trojan.Malgent
Create hunting rule
Status:
Malicious
First seen:
2025-09-05 02:44:42 UTC
File Type:
PE+ (Exe)
Extracted files:
4
AV detection:
5 of 24 (20.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ixsqvl7ttemadesgkdif3bdvbluu6ciayyry5lwu7r472l5zzxbq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/250911-nnptsaypx6/
Behaviour
Suspicious use of SetWindowsHookEx
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/2cb43d1c-b629-441a-a9c0-e7a2e87332e1
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/45e50aaff3991801924650d05d84750ae94f0900c6238eaed4fc79fd2fb9cdc3

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:adonunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:AD on UNIX
Rule name:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:DebuggerException__SetConsoleCtrl
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:ducktail
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked ducktail malware samples.
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Jupyter_infostealer
Create hunting rule
Author:CD_R0M_
Description:Rule for Jupyter Infostealer/Solarmarker malware from september 2021-December 2022
Rule name:Lumma_Stealer_Detection
Create hunting rule
Author:ashizZz
Description:Detects a specific Lumma Stealer malware sample using unique strings and behaviors
Reference:https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:Rooter
Create hunting rule
Author:Seth Hardy
Description:Rooter
Rule name:RooterStrings
Create hunting rule
Author:Seth Hardy
Description:Rooter Identifying Strings
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Comments