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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb57d8fc1e6d408eaf060a31af3e085f0448a2cee0183ea781dcd488034c404f. 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: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: fb57d8fc1e6d408eaf060a31af3e085f0448a2cee0183ea781dcd488034c404f
SHA3-384 hash: 57acdb41c56c29b478652a5d0fb19e6dbfc330d8067306583e0b62c66b51c410774b906eff9c24f42438fef9fa4b09e5
SHA1 hash: 950e6dc526ca375096a2a7eb2599529c65479645
MD5 hash: af965d6e0d7b57db285df0af3750f659
humanhash: double-glucose-failed-failed
File name:Fiyat Teklif Talebi.js
Download: download sample
Signature Formbook
File size:3'481 bytes
First seen:2026-10-30 19:16:37 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 48:ag8PYKG5F/d7swsJ1SJWAZjm2jpHHktF7az7GjGz0YT0LJ:ag8w7l7srJoYgJEtF74GjGlILJ
TLSH T1487114CE6C4570594E73B33D9B2F9909FFAB55271906C360B49CA2002FB181580AEEEC
Magika javascript
Reporter abuse_ch
Tags:FormBook geo js TUR

Intelligence


File Origin
# of uploads :
1
# of downloads :
184
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Gathering data
Verdict:
Malicious
Labled as:
SVM:TrojanDownloader/JS.Nemucod
Verdict:
Malicious
File Type:
js
First seen:
2026-10-30T07:35:00Z UTC
Last seen:
2026-11-01T16:03:00Z UTC
Hits:
~100
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
84 / 100
Signature
JScript performs obfuscated calls to suspicious functions
Multi AV Scanner detection for submitted file
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: WScript or CScript Dropper
System process connects to network (likely due to code injection or exploit)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected Generic JS Downloader
Behaviour
Behavior Graph:
Verdict:
inconclusive
YARA:
2 match(es)
Tags:
PowerShell
Threat name:
Win32.Trojan.Malgent
Status:
Malicious
First seen:
2026-10-30 12:56:15 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 23 (39.13%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook adware collection defense_evasion discovery execution privilege_escalation rat spyware stealer trojan
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Badlisted process makes network request
Family: Formbook
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.

Comments