MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e2dd4e3f5b09fb8ec65dd0ca84abbbb40e4cae5acc78ee989a578b7921e9907. 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: 10


Intelligence 10 IOCs YARA 7 File information Comments
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SHA256 hash: 8e2dd4e3f5b09fb8ec65dd0ca84abbbb40e4cae5acc78ee989a578b7921e9907
SHA3-384 hash: c450bc0c7385cd0f68e8521c0b8045e33326c504478c757b21a7107986507c5989c311a2b81ae15fa8e8db3a9375d556
SHA1 hash: a9b1b38d8f2e2cb0e6b7ffe6488ee21387fe01c9
MD5 hash: 6e50f4bb802bd4c00d0c0a962650b06e
humanhash: winner-robert-may-washington
File name:New inquiry from a customer.js
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'287'099 bytes
First seen:2023-07-12 06:23:20 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:/ghEX08G3MpXuvv5TNInSXHbh0YCYjeEYt89rRP+:/M8zYxy87xrV+
TLSH T1F35523319641FDDF163D4D8CE00838555EA458EB8A4196D8FFC89ACEE14F918CEE8C75
Reporter abuse_ch
Tags:AgentTesla js

Intelligence

File Origin
# of uploads :
1
# of downloads :
298
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PUA.Base64EXE-2.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26270.JsHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.25779.JsHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26271.JsHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.25834.JsHeur.UNOFFICIAL
Create hunting rule

Js.Downloader.Agent-9914219-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
alien dropper obfuscated packed
Link:
https://www.filescan.io/uploads/64ae4705a15fc7eb4fd1130f/reports/7ce5cb11-a223-46dc-b0da-f5fed4294de9/overview
Verdict:
Malicious
Labled as:
Trojan.Cryxos.5804;Trojan.Generic.JS
Link:
https://www.hybrid-analysis.com/sample/8e2dd4e3f5b09fb8ec65dd0ca84abbbb40e4cae5acc78ee989a578b7921e9907
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1271611
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
Found malware configuration
Injects a PE file into a foreign processes
JavaScript file contains suspicious strings
JScript performs obfuscated calls to suspicious functions
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1271611 Sample: New_inquiry_from_a_customer.js Startdate: 12/07/2023 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic 2->56 58 Found malware configuration 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 7 other signatures 2->62 7 wscript.exe 2 2->7         started        11 Ltwajpa.exe 5 2->11         started        13 Ltwajpa.exe 2 2->13         started        process3 file4 28 C:\Users\user\AppData\Local\Temp\Zigwyk.exe, PE32 7->28 dropped 68 Benign windows process drops PE files 7->68 70 JScript performs obfuscated calls to suspicious functions 7->70 15 Zigwyk.exe 1 4 7->15         started        72 Antivirus detection for dropped file 11->72 74 Multi AV Scanner detection for dropped file 11->74 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->76 78 2 other signatures 11->78 19 Ltwajpa.exe 14 2 11->19         started        signatures5 process6 dnsIp7 30 C:\Users\user\AppData\Roaming\Ltwajpa.exe, PE32 15->30 dropped 42 Antivirus detection for dropped file 15->42 44 Multi AV Scanner detection for dropped file 15->44 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->46 54 2 other signatures 15->54 22 Zigwyk.exe 15 2 15->22         started        26 Zigwyk.exe 15->26         started        32 145.14.144.149, 21, 46952, 49718 AWEXUS Netherlands 19->32 34 us-east-1.route-1000.000webhost.awex.io 19->34 36 2 other IPs or domains 19->36 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->48 50 Tries to steal Mail credentials (via file / registry access) 19->50 52 Tries to harvest and steal browser information (history, passwords, etc) 19->52 file8 signatures9 process10 dnsIp11 38 us-east-1.route-1000.000webhost.awex.io 145.14.145.180, 21, 39620, 49716 AWEXUS Netherlands 22->38 40 files.000webhost.com 22->40 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->64 66 Tries to steal Mail credentials (via file / registry access) 22->66 signatures12
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8e2dd4e3f5b09fb8ec65dd0ca84abbbb40e4cae5acc78ee989a578b7921e9907/
Threat name:
Script-JS.Downloader.Nemucod
Create hunting rule
Status:
Malicious
First seen:
2023-07-11 05:49:56 UTC
File Type:
Text (HTML)
AV detection:
17 of 38 (44.74%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ryw5jy7vwcp3r3df3ugkqsv3xnaojsxfvtdy52mjuv4lpeq6tedq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230712-g52rcacb88/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8e2dd4e3f5b0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:AgentTeslaV4
Create hunting rule
Author:Rony (r0ny_123)
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

AgentTesla

Java Script (JS) js 8e2dd4e3f5b09fb8ec65dd0ca84abbbb40e4cae5acc78ee989a578b7921e9907

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments