MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 642687daf4a3bd204fa418cde7b2db2d95afb1dbfc82ef52ddbe63b204d8352b. 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 23 File information Comments

SHA256 hash: 642687daf4a3bd204fa418cde7b2db2d95afb1dbfc82ef52ddbe63b204d8352b
SHA3-384 hash: 922ead0a532d476080b5abf57b2b0c6b6707f8387def50f0c5ca80a3736a26e29cea2fccd447fe69217fe9e434439f23
SHA1 hash: e7dfbdb06154f9bbc37360a56a6a6db67ebab0cd
MD5 hash: 1e3e488acc77c863afd2438feb5c1342
humanhash: stream-nitrogen-moon-kentucky
File name:NOVA COMANDA 79862.js
Download: download sample
Signature AgentTesla
File size:2'649'466 bytes
First seen:2026-04-09 08:14:46 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:58/NqiUikPpUPS+wx+nvNvnKY2Nw9etS9xA0qMZCTuZAUO8/NqiUikPpUPS+wx+s:5q8iNI1Gr2a3A0pvOq8iNI1Gr2a3A0pM
TLSH T177C5016189C82FB5DF9C561840FE151E93B04A8A5029798EFB73BD4AEFE7A04120B1DD
Magika javascript
Reporter abuse_ch
Tags:AgentTesla js


Avatar
abuse_ch
AgentTesla FTP exfil server:
ftp.abcebikes.com:21

Intelligence


File Origin
# of uploads :
1
# of downloads :
125
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
96.5%
Tags:
agenttesla vmdetect lien
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm encrypted formbook obfuscated repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-04-07T08:25:00Z UTC
Last seen:
2026-04-11T04:29:00Z UTC
Hits:
~1000
Detections:
Trojan-PSW.MSIL.Agensla.d Trojan.Win32.InjectorNetT.s Trojan-Spy.Stealer.FTP.C&C HEUR:Worm.Script.Generic Trojan.PowerShell.Cobalt.sb HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Generic Trojan-PSW.Agensla.TCP.C&C PDM:Trojan.Win32.Generic Trojan.MSIL.Inject.sb Trojan.JS.SAgent.sb Trojan-PSW.Win32.Stealer.sb Trojan-PSW.Win32.Disco.sb Trojan-PSW.MSIL.Agensla.sb
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
evad.troj.spyw.expl
Score:
100 / 100
Signature
AI detected malicious Powershell script
Bypasses PowerShell execution policy
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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
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)
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
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)
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 Powershell decode and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1895822 Sample: NOVA COMANDA 79862.js Startdate: 09/04/2026 Architecture: WINDOWS Score: 100 34 ip-api.com 2->34 40 Suricata IDS alerts for network traffic 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 8 other signatures 2->46 8 wscript.exe 3 2->8         started        12 svchost.exe 1 1 2->12         started        signatures3 process4 dnsIp5 32 C:\Temp\ps_FXISA3dEhvDs_1775726022135.ps1, ASCII 8->32 dropped 58 JScript performs obfuscated calls to suspicious functions 8->58 60 Suspicious powershell command line found 8->60 62 Wscript starts Powershell (via cmd or directly) 8->62 64 4 other signatures 8->64 15 powershell.exe 16 8->15         started        18 taskkill.exe 1 8->18         started        38 127.0.0.1 unknown unknown 12->38 file6 signatures7 process8 signatures9 66 Writes to foreign memory regions 15->66 68 Injects a PE file into a foreign processes 15->68 20 aspnet_compiler.exe 15->20         started        23 aspnet_compiler.exe 15 2 15->23         started        26 conhost.exe 15->26         started        30 4 other processes 15->30 28 conhost.exe 18->28         started        process10 dnsIp11 48 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 20->48 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->50 52 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 20->52 36 ip-api.com 208.95.112.1, 49702, 80 TUT-ASUS United States 23->36 54 Tries to steal Mail credentials (via file / registry access) 23->54 56 Tries to harvest and steal browser information (history, passwords, etc) 23->56 signatures12
Gathering data
Threat name:
Script-JS.Trojan.AgentTesla
Status:
Malicious
First seen:
2026-04-07 14:47:38 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla defense_evasion discovery execution keylogger spyware stealer trojan
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
ConfuserEx .NET packer
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Command and Scripting Interpreter: PowerShell
AgentTesla
Agenttesla family
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:AgentTeslaV2
Author:ditekshen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:AgentTeslaV5
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__RemoteAPI
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
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
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
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:MALWARE_Win_AgentTeslaV2
Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:Windows_Generic_Threat_779cf969
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information


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

Comments