MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c140797c9149ceb0cc39430a291caa6dfc2f92cd07d5b6b15cf6758f7093d7b3. 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 File information Comments

SHA256 hash: c140797c9149ceb0cc39430a291caa6dfc2f92cd07d5b6b15cf6758f7093d7b3
SHA3-384 hash: 82fcc8bcfb2292c4d8361ddd852e6d166750632247879409ef5cc8a821b91f1e8e8f97b27edb36b93e8b4d6e59f35388
SHA1 hash: 260f33b8c16fcaf0d17417ae591b1351103dcafd
MD5 hash: 18e6ad4f59f6d46c01790e60b5f1324f
humanhash: carpet-foxtrot-happy-sweet
File name:INVOICECOPY.js
Download: download sample
Signature AgentTesla
File size:351'254 bytes
First seen:2026-03-26 08:11:01 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:o5w1ryc8Nc5L3kPm/feKvIYYAA26FuylaFz6rhvVeRrsExJpXdawLyQC9NOd:9ryc8NEL0Pm/GKA5FuylaBco9nFZLyQv
Threatray 3'715 similar samples on MalwareBazaar
TLSH T14274494263EA851CF1F74B58AA7A10614AB7BE5A1C39D02D15AC140E0BF3E14DDBA7F3
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika vba
Reporter abuse_ch
Tags:AgentTesla js

Intelligence


File Origin
# of uploads :
1
# of downloads :
127
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-03-25T03:27:00Z UTC
Last seen:
2026-03-28T05:55:00Z UTC
Hits:
~1000
Detections:
PDM:Trojan.Win32.Generic HEUR:Trojan.Script.Generic
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Bypasses PowerShell execution policy
Check if machine is in data center or colocation facility
Contains functionality to log keystrokes (.Net Source)
Creates an undocumented autostart registry key
Found malware configuration
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
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 steal Mail credentials (via file / registry access)
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 AgentTesla
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1889384 Sample: INVOICECOPY.js Startdate: 26/03/2026 Architecture: WINDOWS Score: 100 25 ip-api.com 2->25 27 i.postimg.cc 2->27 39 Suricata IDS alerts for network traffic 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 8 other signatures 2->45 8 wscript.exe 1 2->8         started        11 svchost.exe 1 1 2->11         started        signatures3 process4 dnsIp5 47 JScript performs obfuscated calls to suspicious functions 8->47 49 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->49 51 Suspicious execution chain found 8->51 53 WScript reads language and country specific registry keys (likely country aware script) 8->53 14 conhost.exe 8->14         started        29 127.0.0.1 unknown unknown 11->29 signatures6 process7 signatures8 55 Bypasses PowerShell execution policy 14->55 17 powershell.exe 15 19 14->17         started        process9 dnsIp10 21 ip-api.com 208.95.112.1, 49705, 80 TUT-ASUS United States 17->21 23 i.postimg.cc 162.251.63.43, 443, 49703 AS-GLOBALTELEHOSTUS United States 17->23 31 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 17->31 33 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->33 35 Creates an undocumented autostart registry key 17->35 37 3 other signatures 17->37 signatures11
Gathering data
Threat name:
Win32.Trojan.Yomal
Status:
Malicious
First seen:
2026-03-25 10:16:08 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 38 (18.42%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla execution keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Command and Scripting Interpreter: PowerShell
Looks up external IP address via web service
Checks computer location settings
Registers new Windows logon scripts automatically executed at logon.
Badlisted process makes network request
AgentTesla
Agenttesla family
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments