MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26ca72273622f6e166042cc2aefbb133b54069a28738cf953902ada32fb1ff65. 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



Formbook


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: 26ca72273622f6e166042cc2aefbb133b54069a28738cf953902ada32fb1ff65
SHA3-384 hash: 6d8b413eeaa3595740467649b95b2a29f37872deeca7606add6e49bb4e774c3929cccfd14c9813ac82417e8b8dd99a72
SHA1 hash: c71fb6b0047634dbb990530724da11f7c9195d97
MD5 hash: e85e3bd072750e4a377e28ffdf6dc51c
humanhash: robert-hawaii-tennessee-delaware
File name:EURO9083783783.JS
Download: download sample
Signature Formbook
File size:12'316'341 bytes
First seen:2026-04-01 15:39:53 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 196608:spp/JMux+bEOoIAuvAmFQPIgcNa0j33U5iSNrINdNwfvbQxss+uunsvZbZMyR+Io:0Dz+bE2AzmFuIgqaO33Ud5+dOSshnYF4
TLSH T179C60614D26C94BE82DEDB4CD5B1D1D05D8D20A9A98DDB1E302F91783E05FA3AB864CF
Magika javascript
Reporter BastianHein
Tags:FormBook js

Intelligence


File Origin
# of uploads :
1
# of downloads :
118
Origin country :
CL CL
Vendor Threat Intelligence
Gathering data
Result
Gathering data
Verdict:
Malicious
File Type:
js
First seen:
2026-04-01T04:36:00Z UTC
Last seen:
2026-04-01T12:13:00Z UTC
Hits:
~1000
Detections:
Trojan.JS.SAgent.sb PDM:Trojan.Win32.Generic HEUR:Trojan.PowerShell.Tesre.sb HEUR:Trojan.Script.Generic
Gathering data
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook execution rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Formbook
Formbook family
Formbook payload
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.

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