MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e38aae6be8a0206b1f65ebd508f7211027f5f0416e813ec9ac0caffd052b351d. 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: 10
| SHA256 hash: | e38aae6be8a0206b1f65ebd508f7211027f5f0416e813ec9ac0caffd052b351d |
|---|---|
| SHA3-384 hash: | 1cf33e1d409f136522705ccc3e3199f94580bff128aab7344bef280c9eefe95d03cdc304a805c2eaa57d4888e5b81a7d |
| SHA1 hash: | 0f7cace3e398881b275ee5efed36700deb22ac61 |
| MD5 hash: | c40c8fe4b4735114788cad8cf85b1205 |
| humanhash: | pip-mike-lithium-white |
| File name: | MyFile.js |
| Download: | download sample |
| Signature | Formbook |
| File size: | 358'224 bytes |
| First seen: | 2025-05-23 14:48:18 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 96:V5s/BpZKBpnpsuBpZFBpMpsLBp9BpBprpsNBpZrBpkfspBp9uBprBpsHBpZKjBp4:hCsvAlyIPY0EM |
| Threatray | 177 similar samples on MalwareBazaar |
| TLSH | T198742B9DADE31456359FF730A68726BC98276754C9026AFBE277F63310B8E5C20F1026 |
| Magika | javascript |
| Reporter |  abuse_ch |
| Tags: | FormBook js |
Intelligence
File Origin
# of uploads :
1
# of downloads :
468
Origin country :
NLVendor Threat Intelligence
Detection(s):
Verdict:
Malicious
Score:
99.1%
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated
Verdict:
Malicious
Labled as:
TrojanDownloader/JS.Agent
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Connects to a pastebin service (likely for C&C)
Found suspicious powershell code related to unpacking or dynamic code loading
Found Tor onion address
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
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Uses threadpools to delay analysis
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Score:
61%
Verdict:
Susipicious
File Type:
SCRIPT
Threat name:
Script-JS.Backdoor.Remcos
Status:
Malicious
First seen:
2025-05-23 13:59:26 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 24 (29.17%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 167 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
execution persistence
Behaviour
Modifies registry class
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.