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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e261c148f10d4f87af08973903fb4f2e159299178a6c1e84edc44ea8a5d73242. 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


MassLogger


Vendor detections: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e261c148f10d4f87af08973903fb4f2e159299178a6c1e84edc44ea8a5d73242
SHA3-384 hash: 3efd17294e3074052e7933853d7288855603e477c6f11a447b4031583afe0ed21c40abbebd19da93c7c1dc8f1c7ecbf9
SHA1 hash: 2d26ff103b9cc1a17bedbf8e43303e91d400e0ad
MD5 hash: eff5d62227f012b1acc8373e3b5dfe90
humanhash: emma-mockingbird-lake-sodium
File name:recibo de pago.JS
Download: download sample
Signature MassLogger
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File size:4'461'776 bytes
First seen:2026-09-28 06:51:19 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 98304:SCbNH2QGo6Ax134rth24t5nmSadZrZSkCU8FsJcDTKJ4U42P2hFD3eIw7adZrZSf:35H5An2UoVMZfe7EVMZfe7I
TLSH T18826E6811724BB70A63E573DE072AB21C9D932A391C5EF5E307E22147F62617678C7E2
Magika javascript
Reporter lowmal3
Tags:js MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
189
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Other.Malware-gen.57682658.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
dbatloader formbook obfuscated repaired
Link:
https://www.filescan.io/uploads/6aba0e9e8e9b18b271d83766/reports/7471fbf1-4a46-4399-92c6-b534e9a17d90/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/e261c148f10d4f87af08973903fb4f2e159299178a6c1e84edc44ea8a5d73242
Verdict:
Malicious
File Type:
js
First seen:
2026-09-24T11:12:00Z UTC
Last seen:
2026-09-29T05:15:00Z UTC
Hits:
~10000
Link:
https://opentip.kaspersky.com/e261c148f10d4f87af08973903fb4f2e159299178a6c1e84edc44ea8a5d73242/results?tab=lookup
Result
Threat name:
DonutLoader, MSIL Logger, MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1978790
Signature
.NET source code references suspicious native API functions
Contains functionality to log keystrokes (.Net Source)
Detected Windows Script Host debugger hammering
Found malware configuration
Hides threads from debuggers
JavaScript source code contains functionality to generate code involving a shell, file or stream
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Suspicious Command Patterns In Scheduled Task Creation
Sigma detected: WScript or CScript Dropper
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses whoami command line tool to query computer and username
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Yara detected DonutLoader
Yara detected MassLogger RAT
Yara detected MSIL Logger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1978790 Sample: recibo de pago.JS.js Startdate: 28/09/2026 Architecture: WINDOWS Score: 100 59 reallyfreegeoip.org 2->59 61 checkip.dyndns.org 2->61 63 checkip.dyndns.com 2->63 75 Found malware configuration 2->75 77 Malicious sample detected (through community Yara rule) 2->77 79 Multi AV Scanner detection for submitted file 2->79 83 11 other signatures 2->83 10 wscript.exe 1 4 2->10         started        13 cmd.exe 1 4 2->13         started        signatures3 81 Tries to detect the country of the analysis system (by using the IP) 59->81 process4 signatures5 95 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->95 97 WScript reads language and country specific registry keys (likely country aware script) 10->97 99 Detected Windows Script Host debugger hammering 10->99 15 FXLANQDFOCSKBNZM.exe 15 5 10->15         started        20 cmd.exe 1 13->20         started        22 conhost.exe 13->22         started        process6 dnsIp7 65 checkip.dyndns.com 132.226.8.169, 49725, 80 ORACLE-BMC-31898-OracleCorporationUS Japan 15->65 67 reallyfreegeoip.org 104.21.67.152, 443, 49726, 49728 CLOUDFLARENET-CloudflareIncUS Canada 15->67 55 C:\Users\user\...\MZNBKSCOFDQNALXF.url, MS 15->55 dropped 69 Tries to steal Mail credentials (via file / registry access) 15->69 71 Hides threads from debuggers 15->71 73 Unusual module load detection (module proxying) 15->73 24 cmd.exe 1 15->24         started        27 cmd.exe 1 15->27         started        29 cmd.exe 1 15->29         started        31 conhost.exe 15->31         started        33 FXLANQDFOCSKBNZM.exe 3 20->33         started        36 conhost.exe 20->36         started        file8 signatures9 process10 dnsIp11 85 Uses schtasks.exe or at.exe to add and modify task schedules 24->85 87 Uses whoami command line tool to query computer and username 24->87 38 whoami.exe 1 24->38         started        40 schtasks.exe 1 27->40         started        42 schtasks.exe 1 29->42         started        57 193.122.130.0, 49727, 80 ORACLE-BMC-31898-OracleCorporationUS United States 33->57 89 Tries to steal Mail credentials (via file / registry access) 33->89 91 Tries to harvest and steal browser information (history, passwords, etc) 33->91 93 Hides threads from debuggers 33->93 44 cmd.exe 1 33->44         started        47 cmd.exe 1 33->47         started        49 conhost.exe 33->49         started        signatures12 process13 signatures14 101 Uses whoami command line tool to query computer and username 44->101 51 whoami.exe 1 44->51         started        53 schtasks.exe 1 47->53         started        process15
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/e261c148f10d4f87af08973903fb4f2e159299178a6c1e84edc44ea8a5d73242
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e261c148f10d4f87af08973903fb4f2e159299178a6c1e84edc44ea8a5d73242/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-09-24 22:26:00 UTC
File Type:
Text (JavaScript)
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4jq4cshrbvhyplyis44qh62pfykzfgixrjwb5bhnyrhkrjoxgjba._file
Verdict:
malicious
Label(s):
NovaStealer
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Link:
https://reports.threatray.com/f1b451e6-0293-46fb-8a8b-8348cd9c8b03
Result
Malware family:
masslogger
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Score:
  10/10
Tags:
family:masslogger collection defense_evasion discovery execution persistence spyware stealer
Link:
https://tria.ge/reports/260928-hm6g9axenb/
Behaviour
Modifies registry class
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
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 Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Family: MassLogger
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/e261c148f10d4f87af08973903fb4f2e159299178a6c1e84edc44ea8a5d73242

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:MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects AgentTesla (inconnu, etat extrait)
Rule name:SUSP_VBS_Randomized_ActiveX_Downloader
Create hunting rule
Author:Marjoriefort
Description:Dropper VBS obfusque : ActiveXObject a identifiant randomise (20 MAJ), SaveToFile, .Run
Reference:Veille fraicheur 2026-09-14 / grappe VBS randomisee

File information

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

Comments