MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bade048fe2950223aa3d8d6ba376433e8e8040384a831c04345e657c70f30190. 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: 12


Intelligence 12 IOCs YARA 16 File information Comments

SHA256 hash: bade048fe2950223aa3d8d6ba376433e8e8040384a831c04345e657c70f30190
SHA3-384 hash: 50434f47053d1b78959638365c96d86ba404813006c3baaafe4b5493691df491935740f38c705d2be3f463f2c37981f3
SHA1 hash: 81a0b550da746aed49d55af40c82df95018239f0
MD5 hash: bd0f15e17d87804815e6eb1848bb63a0
humanhash: river-tango-oregon-idaho
File name:Purchase Order.js
Download: download sample
Signature Formbook
File size:2'003'574 bytes
First seen:2026-03-10 10:04:54 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:aLLuAC/7qkdGYNTMdX7O4tHASPHz9fa+iRHuL3M6puuO92NpcnKLX4h+/k2jA+mR:YLuAkZkOod/zNp1XpkhDZv
TLSH T16795B0458DC13F8789588809E6FE677F6333B5CB904EE94EAD02B550EB871247A23DD8
Magika javascript
Reporter lowmal3
Tags:FormBook js

Intelligence


File Origin
# of uploads :
1
# of downloads :
170
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
94.9%
Tags:
autorun dropper shell blic
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 masquerade obfuscated repaired
Verdict:
Malicious
File Type:
js
Detections:
Trojan-Spy.Win32.Noon.sb Trojan-Dropper.Win32.Injector.sb Trojan-Downloader.JS.SLoad.sb Trojan-Downloader.JS.Cryptoload.sb Trojan.JS.SAgent.sb HEUR:Trojan-Downloader.Script.Generic Trojan.Win32.InjectorNetT.s Trojan-PSW.Win32.Stealer.sb Trojan.Win32.Agent.sb Trojan.PowerShell.Cobalt.sb Backdoor.Win32.Androm.sb PDM:Trojan.Win32.Generic
Result
Threat name:
FormBook
Detection:
malicious
Classification:
evad.troj.spyw.expl
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Creates autostart registry keys with suspicious values (likely registry only malware)
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
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
Queues an APC in another process (thread injection)
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: WScript or CScript Dropper
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)
Windows shortcut file (LNK) contains suspicious command line arguments
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected FormBook
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1881111 Sample: Purchase Order.js Startdate: 10/03/2026 Architecture: WINDOWS Score: 100 65 www.vvpvxk5622.top 2->65 67 www.trabzonlojistik.online 2->67 69 22 other IPs or domains 2->69 81 Antivirus detection for URL or domain 2->81 83 Multi AV Scanner detection for submitted file 2->83 85 Yara detected FormBook 2->85 87 7 other signatures 2->87 11 wscript.exe 2 4 2->11         started        15 powershell.exe 19 2->15         started        17 powershell.exe 2->17         started        19 2 other processes 2->19 signatures3 process4 dnsIp5 61 SystemUpdate_H1Utv...B_1773139044988.lnk, MS 11->61 dropped 63 C:\Temp\ps_H1UtvoBLUEsB_1773139044988.ps1, ASCII 11->63 dropped 107 JScript performs obfuscated calls to suspicious functions 11->107 109 Suspicious powershell command line found 11->109 111 Wscript starts Powershell (via cmd or directly) 11->111 117 4 other signatures 11->117 22 powershell.exe 16 11->22         started        113 Writes to foreign memory regions 15->113 115 Injects a PE file into a foreign processes 15->115 25 conhost.exe 15->25         started        27 aspnet_compiler.exe 15->27         started        29 aspnet_compiler.exe 15->29         started        37 7 other processes 15->37 31 conhost.exe 17->31         started        33 aspnet_compiler.exe 17->33         started        39 7 other processes 17->39 71 127.0.0.1 unknown unknown 19->71 35 conhost.exe 19->35         started        file6 signatures7 process8 signatures9 97 Writes to foreign memory regions 22->97 99 Found suspicious powershell code related to unpacking or dynamic code loading 22->99 101 Injects a PE file into a foreign processes 22->101 41 aspnet_compiler.exe 22->41         started        44 aspnet_compiler.exe 22->44         started        46 conhost.exe 22->46         started        48 9 other processes 22->48 process10 signatures11 103 Maps a DLL or memory area into another process 41->103 50 6P5JKmA9msZo.exe 41->50 injected 105 Unusual module load detection (module proxying) 44->105 process12 signatures13 79 Maps a DLL or memory area into another process 50->79 53 wscript.exe 13 50->53         started        process14 signatures15 89 Tries to steal Mail credentials (via file / registry access) 53->89 91 Tries to harvest and steal browser information (history, passwords, etc) 53->91 93 Modifies the context of a thread in another process (thread injection) 53->93 95 4 other signatures 53->95 56 x5ZDIMNU.exe 53->56 injected 59 chrome.exe 53->59         started        process16 dnsIp17 73 an05-prod-v.cdn-ng.net 103.42.147.149, 49724, 49725, 49726 WSN-TW-NET-ASWorldstarNetworkTW Taiwan; Republic of China (ROC) 56->73 75 rnbfxqye.n.ttge.ru 103.73.67.130, 49737, 49738, 49739 SOFTLAYERUS United States 56->75 77 14 other IPs or domains 56->77
Gathering data
Threat name:
Script-JS.Backdoor.FormBook
Status:
Malicious
First seen:
2026-03-10 10:05:31 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
fantomcrypt
Similar samples:
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook discovery execution persistence rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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 SetThreadContext
Adds Run key to start application
Drops startup file
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Base64_Encoded_Powershell_Directives
Rule name:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__GlobalFlags
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Author:nex
Description:Matched shellcode byte patterns
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Author:CYFARE
Description:Windows ETW Bypass Detection Rule - 2025
Reference:https://cyfare.net/

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Java Script (JS) js bade048fe2950223aa3d8d6ba376433e8e8040384a831c04345e657c70f30190

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments