MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8783cbbf98e577eb1881e0973c5f7035bb880a8da36d57e0c6edd1e855d0a75. 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


AgentTesla


Vendor detections: 11


Intelligence 11 IOCs YARA 1 File information Comments
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SHA256 hash: c8783cbbf98e577eb1881e0973c5f7035bb880a8da36d57e0c6edd1e855d0a75
SHA3-384 hash: 7a294c708285bd6bcc361fcd0f2882760897a53fe3383cd046f1b9913a0d9181f478507db1c28c18892271d0ba5ae2e8
SHA1 hash: 7d157dd6e45d7a46d200e191cfd29f257967c4b5
MD5 hash: 738f3a4f810ce80c810ea6afc5b91552
humanhash: jersey-juliet-mirror-apart
File name:2026.06.22 Juni.pdf.js
Download: download sample
Signature AgentTesla
Create hunting rule
File size:110'273 bytes
First seen:2026-06-22 15:24:41 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:CaJK41uVqGT1uWFvGs+Tq9iK8YappH8cV0UuNL:Cs1uVqC1nFvn85mL
TLSH T198B3434127D8E44C13E36B7A361FB1D6F4AB1CDD6E54854BE200F8D0E4B824AEEE56B1
Magika javascript
Reporter abuse_ch
Tags:AgentTesla js

Intelligence

File Origin
# of uploads :
1
# of downloads :
122
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.32397.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32396.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32424.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a3954b01548daf709f8e832
Tags:
cryxos lien
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
aspnet_compiler base64 encrypted evasive evasive lolbin masquerade obfuscated reconnaissance repaired
Link:
https://www.filescan.io/uploads/6a3954aa90632a45f7334465/reports/54e85eec-8c32-47ac-8341-c4a8151b7305/overview
Verdict:
Malicious
Labled as:
Trojan.Cryxos.JS
Link:
https://www.hybrid-analysis.com/sample/c8783cbbf98e577eb1881e0973c5f7035bb880a8da36d57e0c6edd1e855d0a75
Verdict:
Malicious
File Type:
js
First seen:
2026-06-21T22:41:00Z UTC
Last seen:
2026-06-23T12:59:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/c8783cbbf98e577eb1881e0973c5f7035bb880a8da36d57e0c6edd1e855d0a75/results?tab=lookup
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
evad.troj.spyw.expl
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1931935
Signature
.NET source code contains potential unpacker
AI detected malicious Powershell script
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Potential obfuscated javascript found
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious Parent Double Extension File Execution
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected Generic JS Downloader
Yara detected MSILLoadEncryptedAssembly
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1931935 Sample: 2026.06.22 Juni.pdf.js Startdate: 22/06/2026 Architecture: WINDOWS Score: 100 27 ventnor.com.cn 2->27 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 14 other signatures 2->49 8 wscript.exe 15 2->8         started        signatures3 process4 dnsIp5 29 ventnor.com.cn 47.79.236.165, 443, 49799 ALIBABA-CN-NETAlibabaUSTechnologyCoLtdCN Singapore 8->29 25 C:\Temp\DOS8TE5C.ps1, ASCII 8->25 dropped 51 System process connects to network (likely due to code injection or exploit) 8->51 53 JScript performs obfuscated calls to suspicious functions 8->53 55 Wscript starts Powershell (via cmd or directly) 8->55 57 4 other signatures 8->57 13 powershell.exe 16 8->13         started        file6 signatures7 process8 signatures9 59 Writes to foreign memory regions 13->59 61 Injects a PE file into a foreign processes 13->61 16 aspnet_compiler.exe 2 13->16         started        19 conhost.exe 13->19         started        21 aspnet_compiler.exe 13->21         started        23 4 other processes 13->23 process10 signatures11 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->31 33 Tries to steal Mail credentials (via file / registry access) 16->33 35 Tries to harvest and steal ftp login credentials 16->35 37 Tries to harvest and steal browser information (history, passwords, etc) 16->37 39 Installs a global keyboard hook 19->39 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 21->41
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/c8783cbbf98e577eb1881e0973c5f7035bb880a8da36d57e0c6edd1e855d0a75
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c8783cbbf98e577eb1881e0973c5f7035bb880a8da36d57e0c6edd1e855d0a75/
Threat name:
Script-JS.Trojan.Znyonm
Create hunting rule
Status:
Malicious
First seen:
2026-06-22 01:41:52 UTC
File Type:
Text (JavaScript)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zb4dzo7zrzlx5mmidyexhrpxann3rafi3i3nk7qmn3or5bk5bj2q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection discovery execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/260622-sv888ad14y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Badlisted process makes network request
Family: AgentTesla
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/c8783cbbf98e577eb1881e0973c5f7035bb880a8da36d57e0c6edd1e855d0a75

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:SUSP_obfuscated_JS_obfuscatorio
Create hunting rule
Author:@imp0rtp3
Description:Detect JS obfuscation done by the js obfuscator (often malicious)
Reference:https://obfuscator.io

File information

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

Comments