MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 39efe6ed5f42ff06649ac72463786972f377feee372ca5fa7c4fdaaf2c78ee9e. 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: | 39efe6ed5f42ff06649ac72463786972f377feee372ca5fa7c4fdaaf2c78ee9e |
|---|---|
| SHA3-384 hash: | c008c8c1be236fc470655df839ff18621769b8bf327faaade558fc48a205461acbaca5d9c64aafdf3910bedfe6d3049d |
| SHA1 hash: | 0f43fb5a9b8d224b002aff2bee6221c08ffc255f |
| MD5 hash: | 75221622e1df7e69ae62356dd8d9caac |
| humanhash: | echo-butter-spaghetti-illinois |
| File name: | Payment-7384.js |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'906'430 bytes |
| First seen: | 2026-06-23 08:00:18 UTC |
| Last seen: | Never |
| File type: | |
| MIME type: | text/plain |
| ssdeep | 6144:eAyBD+7K9fJQsrQTcotLC7ZSxiytrgRCmpIg0QnSK2bKHDSsH9Jj3PnEHCp6uR:enDJ9fahtW7ZSkFRTaiSe9Jj3PE66uR |
| Threatray | 2'961 similar samples on MalwareBazaar |
| TLSH | T15E9525758BB6408496F178258178694AE9FF3A1223FB640925B51FCC6B53E0B78B1F0F |
| 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 :
136
Origin country :
SEVendor Threat Intelligence
No detections
Detection(s):
Verdict:
Clean
Score:
99.9%
Tags:
n/a
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
conhost masquerade powershell repaired
Verdict:
Suspicious
Labled as:
JS/Agent.UTP trojan
Verdict:
Malicious
File Type:
js
First seen:
2026-06-22T14:33:00Z UTC
Last seen:
2026-06-23T02:48:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic HEUR:Trojan.Script.Generic
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Creates an undocumented autostart registry key
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
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 scriptblock execution from environment variable
Queues an APC in another process (thread injection)
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain 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 reads language and country specific registry keys (likely country aware script)
Yara detected FormBook
Behaviour
Behavior Graph:
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Gathering data
Verdict:
Malicious
Threat:
Trojan.Win32
Threat name:
Win32.Trojan.Kepavll
Status:
Malicious
First seen:
2026-06-22 14:54:31 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 36 (19.44%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'951 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Checks computer location settings
Badlisted process makes network request
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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
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