MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 844591a27c1906e6b40e18b20d55d84f06f8cde7b48de4c0b5df7337854ab2cc. 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: | 844591a27c1906e6b40e18b20d55d84f06f8cde7b48de4c0b5df7337854ab2cc |
|---|---|
| SHA3-384 hash: | 6bad6a39e1d4d036f73540ab023e348b5e763e14d798bcb4401da70d44508699ecdec3dfd94feef0173d4a997b2ae55c |
| SHA1 hash: | 5215ff64d9f3e33840d1b904a1362123987a05de |
| MD5 hash: | 33e81ae786609b2973a95520b032e8ab |
| humanhash: | lemon-three-sixteen-november |
| File name: | doc003.js |
| Download: | download sample |
| Signature | Formbook |
| File size: | 345'454 bytes |
| First seen: | 2026-04-01 15:33:24 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 6144:5O9q+O+ynWnQeh/RMHsJxkdaa+emaw7LcRh+Kcx3On0Dv+qIQ09dVev441:Y7yWnQ4MMJ9smaQqK3O06ff9O4u |
| Threatray | 2'681 similar samples on MalwareBazaar |
| TLSH | T117744A0253FD5118F1F35B88AA7A54614EBBBE6A1879C02C21A8140E5BF3E149DF5BF3 |
| TrID | 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1) |
| Magika | vba |
| Reporter |  abuse_ch |
| Tags: | FormBook js |
Intelligence
File Origin
# of uploads :
1
# of downloads :
102
Origin country :
SEVendor Threat Intelligence
Gathering data
Verdict:
Clean
Score:
99.9%
Tags:
n/a
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-03-31T01:30:00Z UTC
Last seen:
2026-04-01T07:48:00Z UTC
Hits:
~100
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Signature
Bypasses PowerShell execution policy
Early bird code injection technique detected
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
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 Powershell decode and execute
Behaviour
Behavior Graph:
Score:
58%
Verdict:
Susipicious
File Type:
SCRIPT
Gathering data
Verdict:
Malicious
Threat:
Trojan.Win32
Threat name:
Script-JS.Trojan.Heuristic
Status:
Malicious
First seen:
2026-03-31 07:38:01 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 36 (19.44%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'671 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
discovery execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Badlisted process makes network request
Downloads MZ/PE file
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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