MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9. 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: 12


Intelligence 12 IOCs YARA 29 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9
SHA3-384 hash: 67d36dca16e2e6334c8b644355db1e472090530e60ff0a879ece504cd2191d5e543195aefee6ae50e1205c575c6391ce
SHA1 hash: 9548a5d83c69726e56a3b0c566f9bb2e9db14bda
MD5 hash: 17cd9620b8f607debb8c3359e8367de0
humanhash: kitten-summer-texas-alanine
File name:Signed_Petromar_#8201B340_Draft_Document.pdf.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:834'836 bytes
First seen:2025-06-25 09:38:51 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 24576:rL5XSk9oId0ED3mJFBzbWjXF2oeW0pFOr/tH:rNXn9oxEzmJ/bWzwC1H
TLSH T1E505238BCE116781A6F9FC6AFE5C9273A21CDF2B9815D284ACEDBE95D6951104003FC3
Magika zip
Reporter cocaman
Tags:AgentTesla INVOICE Shipping zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Samaiah Emil <mertul@kit-fa.com>" (likely spoofed)
Received: "from unassigned.quadranet.com (unknown [198.55.98.68]) "
Date: "24 Jun 2025 12:20:02 -0700"
Subject: "Re: Signed Proforma Invoice_Petromar Shipping_#8201B340"
Attachment: "Signed_Petromar_#8201B340_Draft_Document.pdf.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
367
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Signed_Petromar_#8201B340_Draft_Document.pdf.exe
File size:920'064 bytes
SHA256 hash: 6fa16359905843e294d5f805986bda12aa603775ea7db1eaf10beff3493c3b93
MD5 hash: 039568f31cf11cfccc0cdc2ade1868f0
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_pdf.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.BackDoor.AgentTeslaNET.29.20474.9664.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.25518.ZipHeur.Ext.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29905.BadZip_ObsPdfExe.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=685b94ac32ed47a3a8d6eac2
Tags:
underscore lien
Result
Verdict:
Malicious
File Type:
PE File
Link:
https://app.docguard.net/823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
entropy masquerade obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/685bc3d768102d74cf389fd5/reports/d67c8879-bec8-4b3e-997e-483556c20151/overview
Verdict:
Malicious
Labled as:
HIDDENEXT/Worm.Generic
Link:
https://www.hybrid-analysis.com/sample/823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
100%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
.Net Executable PE (Portable Executable) Zip Archive
Link:
https://app.malva.re/file/17cd9620b8f607debb8c3359e8367de0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9/
Verdict:
Malicious
Link:
https://tip.neiki.dev/file/823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9
Threat name:
ByteCode-MSIL.Trojan.MassLogger
Create hunting rule
Status:
Malicious
First seen:
2025-06-24 18:00:46 UTC
File Type:
Binary (Archive)
Extracted files:
14
AV detection:
29 of 38 (76.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qi4hluejga564fsogoald6aopipjzhptgy5vwz63nie2p2wy234q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery execution keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/250625-m8rnfaxpz7/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: SetClipboardViewer
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
AgentTesla
Agenttesla family
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/823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9

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:agentesla
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked agenttesla malware samples.
Rule name:AgentTeslaV2
Create hunting rule
Author:ditekshen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Create hunting rule
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:MALWARE_Win_AgentTeslaV2
Create hunting rule
Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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:Windows_Generic_Threat_808f680e
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla
Rule name:win_agent_tesla_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

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

Malspam

AgentTesla

zip 823875d089303bee164e3380b1f80e7a1e9c9df3363b5b67db6a09a7ead8d6f9

(this sample)

AgentTesla

Executable exe 6fa16359905843e294d5f805986bda12aa603775ea7db1eaf10beff3493c3b93

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 6fa16359905843e294d5f805986bda12aa603775ea7db1eaf10beff3493c3b93
  
Dropping
AgentTesla
  
Dropping
MD5 039568f31cf11cfccc0cdc2ade1868f0

Comments