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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40b59fb2b9be372f255c512a4e631abbbc4cf0f313e99e7f0114d9182ce62597. 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


PureLogsStealer


Vendor detections: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40b59fb2b9be372f255c512a4e631abbbc4cf0f313e99e7f0114d9182ce62597
SHA3-384 hash: 9eb19d7ed55906215770d908f125a30b1d8570a3e3eded4661248430ffa61100e495a96cb1f142ff74016490cee5f6b2
SHA1 hash: cd2af3b5d009f34dabe98a4c26f1bcb3a1fd0173
MD5 hash: c6419666c1c44f02ea0646f50a5bf5bf
humanhash: sink-missouri-uranus-paris
File name:8045807FB_SM-ICON_2026_Purchase-Order_and_Drawings_pdf.js
Download: download sample
Signature PureLogsStealer
Create hunting rule
File size:1'717'081 bytes
First seen:2026-11-09 08:44:18 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:fxmP1Y7smlVLnCurRI8SlP4Kyxm6ZZ7uHM8qDZUrChwN84d8JSWPc6nQ:fktYfloyxrZZoM8YNWeAd6nQ
TLSH T1EA8502394A449F778DA83B2EC0BD0F2EFE90556B206BB505A713EE867ED7500034E1E6
Magika javascript
Reporter lowmal3
Tags:js PureLogsStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.26270.JsHeur.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching the process to interact with network services
Creating a process with a hidden window
Launching a process
Creating a file
Creating synchronization primitives
Sending a custom TCP request
Connection attempt
Running batch commands
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Creating a file in the %temp% directory
Blocking the User Account Control
Creating a process from a recently created file
Creating a file in the %temp% subdirectories
Verdict:
Malicious
Labled as:
Trojan/BAT.Maloader
Link:
https://www.hybrid-analysis.com/sample/40b59fb2b9be372f255c512a4e631abbbc4cf0f313e99e7f0114d9182ce62597
Verdict:
Malicious
File Type:
js
Detections:
Trojan.JS.SAgent.sb Trojan-Dropper.JS.SDrop.sb HEUR:Trojan.Win32.Generic HEUR:Trojan.Script.Generic HEUR:Trojan-Dropper.Script.Generic Trojan.Win32.Vimditator.sb Trojan.Win32.Agent.sb Trojan.MSIL.Crypt.sb Trojan-Downloader.JS.SLoad.sb Trojan-Downloader.JS.Cryptoload.sb
Link:
https://opentip.kaspersky.com/40b59fb2b9be372f255c512a4e631abbbc4cf0f313e99e7f0114d9182ce62597/results?tab=lookup
Verdict:
Malware
YARA:
4 match(es)
Tags:
ADODB.Stream Base64 Block Base64 Payload Batch Command CAB:COMPRESSION:MSZIP Contains Base64 Block DeObfuscated Executable Javascript JS Emulation Trace Managed .NET MSXML2.DOMDocument.6.0 PE (Portable Executable) PE Memory-Mapped (Dump) PowerShell PowerShell Call Scripting.FileSystemObject T1027 T1059.001 T1059.007 T1105 WScript.Shell
Link:
https://app.malva.re/file/c6419666c1c44f02ea0646f50a5bf5bf
Detection:
purelogs
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40b59fb2b9be372f255c512a4e631abbbc4cf0f313e99e7f0114d9182ce62597/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ic2z7mvzxy3s6jk4keve4yy2xo6ez4htcpuz47ybctmrqlhgewlq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
collection defense_evasion discovery execution spyware stealer trojan
Link:
https://tria.ge/reports/261109-knbqdawt2j/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Runs net.exe
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
System policy modification
outlook_office_path
outlook_win_path
Browser Information Discovery
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
System Network Configuration Discovery: Internet Connection Discovery
System Time Discovery
Discovers running processes
Accesses Microsoft Outlook profiles
Checks whether UAC is enabled
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads WinSCP keys stored on the system
Reads user/profile data of web browsers
UAC bypass
Malware Family:
maloader
Create hunting rule
Malicious:
True
Tags:
javascript
Link:
https://intel.virussign.com/intelligence/file/40b59fb2b9be372f255c512a4e631abbbc4cf0f313e99e7f0114d9182ce62597
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/40b59fb2b9be372f255c512a4e631abbbc4cf0f313e99e7f0114d9182ce62597

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: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:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Comments