MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8c4767fa0abde3cc60c2536a433359cce80faa009e8b57c28bdd0fbc8a09db91. 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: 7
| SHA256 hash: | 8c4767fa0abde3cc60c2536a433359cce80faa009e8b57c28bdd0fbc8a09db91 |
|---|---|
| SHA3-384 hash: | 913cbc2f9faecac1683ae7e88727add0007198fe75f8d7bd45c1dcfd3bc7831e6faddeb4846730080e11021d165ff48a |
| SHA1 hash: | 897b1b4ae7ab3dd0790ba4a55f94a5cc2881458c |
| MD5 hash: | bc21db67dc3a1903a1c753ce526773a6 |
| humanhash: | solar-low-sodium-connecticut |
| File name: | TRANSFERENCIA.js |
| Download: | download sample |
| Signature | Formbook |
| File size: | 5'525'532 bytes |
| First seen: | 2026-09-22 15:06:36 UTC |
| Last seen: | Never |
| File type: | |
| MIME type: | text/plain |
| ssdeep | 3072:N9eqaIPLgK9Zc/eY7xOlP+4PeaU97KL4HF+7gP0qbuiv2IS5ymUEsvnhXckY3qJ:O |
| TLSH | T116467D31D95CAEB5959A3102EF33784CA6B334C20516B22C226C0E4DFB3573BAFD5999 |
| 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 :
145
Origin country :
SEVendor Threat Intelligence
No detections
Detection(s):
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
repaired
Verdict:
Malicious
Labled as:
GT:JS.Loader.30
Verdict:
Malicious
File Type:
js
First seen:
2026-09-21T16:34:00Z UTC
Last seen:
2026-09-24T13:34:00Z UTC
Hits:
~1000
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Bypasses PowerShell execution policy
Creates processes via WMI
Detected large data written to user environment variables, potentially indicating payload staging for fileless execution
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
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
Queues an APC in another process (thread injection)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Suspicious Environment Variable Has Been Registered
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:
Verdict:
inconclusive
YARA:
1 match(es)
Threat name:
Script-JS.Trojan.LausivLoader
Status:
Malicious
First seen:
2026-09-21 23:44:51 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 24 (45.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Suspicious use of SetThreadContext
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.21
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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