MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 395db105e8ae64c257eb3752c9ad4b2f88439c3152e07614fd4ac7a64f43e13d. 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: 11
| SHA256 hash: | 395db105e8ae64c257eb3752c9ad4b2f88439c3152e07614fd4ac7a64f43e13d |
|---|---|
| SHA3-384 hash: | 0d93c7da0de70f8f10bae367d5854a34e25a8946e2abf805fbacc6227228a99c7fc71a0b6079f162137abc6302fd52f7 |
| SHA1 hash: | 4e73e74bbc63ab1cfc08d3ba623f51a1e899f4a8 |
| MD5 hash: | 08da4003dd5f6e84e190d0ce53364ddd |
| humanhash: | december-tango-queen-apart |
| File name: | Remittance Advice.js |
| Download: | download sample |
| Signature | Formbook |
| File size: | 29'262 bytes |
| First seen: | 2026-10-06 07:56:56 UTC |
| Last seen: | Never |
| File type: | |
| MIME type: | text/plain |
| ssdeep | 192:wYFMS1x6iHw4Wem2pyedHFy/F2YtEel+YCYHy+eKw+34g4S8OqFBHby0vhDPedMY:wYk4WNj7I7b6VD959 |
| TLSH | T1E1D20CB6D6ECE0BD91F1E7002976ECA5086FA5412E116B8D1F6907C5C13AF30A92FB34 |
| TrID | 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1) |
| Magika | txt |
| Reporter | |
| Tags: | FormBook js |
Intelligence
File Origin
# of uploads :
1
# of downloads :
103
Origin country :
SEVendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.9%
Tags:
obfuscate xtreme virus
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
anti-vm fingerprint repaired
Verdict:
Malicious
Labled as:
JS.Downloader.3.Generic
Verdict:
Malicious
File Type:
js
First seen:
2026-10-06T03:23:00Z UTC
Last seen:
2026-10-08T04:53:00Z UTC
Hits:
~100
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Creates processes via WMI
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Powershell connects to network
Queues an APC in another process (thread injection)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected FormBook
Yara detected MSIL Injector
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
Score:
28%
Verdict:
Benign
File Type:
SCRIPT
Gathering data
Threat name:
Script-JS.Trojan.Malgent
Status:
Malicious
First seen:
2026-10-06 07:32:12 UTC
File Type:
Binary
AV detection:
11 of 24 (45.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
Formbook
PureCrypter
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Reads the TCP/IP host and domain name from the registry
Suspicious use of SetThreadContext
Enumerates connected drives
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Family: Formbook
Formbook payload
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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