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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 70dd1be3a67651cb1d4d0eb3c4ea1e8e270e88f4cfc799264660dbe37a8a4899. 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


Intelligence 11 IOCs YARA 24 File information Comments

SHA256 hash: 70dd1be3a67651cb1d4d0eb3c4ea1e8e270e88f4cfc799264660dbe37a8a4899
SHA3-384 hash: 67ea9718fef78468e3222968e21c95bda09ba86741fba22d8413748a7b9c5401153a5d71525ef6f8a43db1b1d4055edc
SHA1 hash: adbe6b4a8273581b45d4884339545f7c0df07572
MD5 hash: df787b99235d3ce64078405f6b0cb8cd
humanhash: carbon-georgia-twelve-enemy
File name:Doc 001886_1308002341 Pdf.JS
Download: download sample
Signature Formbook
File size:3'430'956 bytes
First seen:2026-10-12 07:51:04 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 98304:tQtOENEme5x+mZiaqZ7UWnXpuiMDqHz1kujB1tyJML0yN94FA5IOBL:tMi7ErZ7JXdMD81t3AO6hOBL
TLSH T199F53A3D115A91A635242E1B808EB5D24F00E6DBBE50FEF136D8B94A119FF043727BB6
Magika javascript
Reporter abuse_ch
Tags:FormBook js

Intelligence


File Origin
# of uploads :
1
# of downloads :
159
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
95.7%
Tags:
shell sage blic
Gathering data
Verdict:
Malicious
File Type:
js
First seen:
2026-10-11T21:24:00Z UTC
Last seen:
2026-10-14T06:35:00Z UTC
Hits:
~1000
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Found API chain indicative of debugger detection
Found direct / indirect Syscall (likely to bypass EDR)
JavaScript source code contains functionality to generate code involving a shell, file or stream
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
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)
WScript reads language and country specific registry keys (likely country aware script)
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1985785 Sample: Doc 001886_1308002341 Pdf.JS.js Startdate: 12/10/2026 Architecture: WINDOWS Score: 100 32 www.alogatin.xyz 2->32 34 www.29871479.xyz 2->34 36 8 other IPs or domains 2->36 60 Suricata IDS alerts for network traffic 2->60 62 Antivirus detection for URL or domain 2->62 64 Multi AV Scanner detection for submitted file 2->64 68 4 other signatures 2->68 8 wscript.exe 1 3 2->8         started        11 4KXqW8VnnOlWj.exe 2->11 injected 13 uPQdPXlhV.exe 2->13 injected signatures3 66 Performs DNS queries to domains with low reputation 34->66 process4 dnsIp5 70 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->70 72 WScript reads language and country specific registry keys (likely country aware script) 8->72 16 TGRHPLMQEUFUNJCI.exe 1 8->16         started        19 cmd.exe 1 8->19         started        74 Maps a DLL or memory area into another process 11->74 76 Found direct / indirect Syscall (likely to bypass EDR) 11->76 22 gpresult.exe 13 11->22         started        38 notforspoofing.net 195.110.124.133, 49719, 49720, 49721 REGISTER-ASIT Italy 13->38 40 onstatic-pt.setupdns.net 81.88.57.70, 49723, 49724, 49725 REGISTER-ASIT Italy 13->40 42 4 other IPs or domains 13->42 signatures6 process7 file8 44 Found API chain indicative of debugger detection 16->44 46 Maps a DLL or memory area into another process 16->46 48 Queues an APC in another process (thread injection) 16->48 50 Found direct / indirect Syscall (likely to bypass EDR) 16->50 24 conhost.exe 16->24         started        30 Doc 001886_1308002....js:Zone.Identifier, ASCII 19->30 dropped 26 conhost.exe 19->26         started        52 Tries to steal Mail credentials (via file / registry access) 22->52 54 Tries to harvest and steal browser information (history, passwords, etc) 22->54 56 Modifies the context of a thread in another process (thread injection) 22->56 58 2 other signatures 22->58 28 firefox.exe 22->28         started        signatures9 process10
Gathering data
Threat name:
Script.Trojan.Heuristic
Status:
Malicious
First seen:
2026-10-12 07:52:22 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 38 (23.68%)
Threat level:
  2/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook execution rat spyware stealer trojan
Behaviour
Modifies registry class
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Checks computer location settings
Executes dropped EXE
Family: Formbook
Formbook payload
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: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:meth_stackstrings
Author:Willi Ballenthin
Rule name:MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait
Author:Marjoriefort
Description:Detects AgentTesla (inconnu, etat extrait)
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:SUSP_VBS_Randomized_ActiveX_Downloader
Author:Marjoriefort
Description:Dropper VBS obfusque : ActiveXObject a identifiant randomise (20 MAJ), SaveToFile, .Run
Reference:Veille fraicheur 2026-09-14 / grappe VBS randomisee
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Author:CYFARE
Description:Windows ETW Bypass Detection Rule - 2025
Reference:https://cyfare.net/
Rule name:WIN_Malware_SalatStealer_ForgeAuto_542e717b
Author:Marjoriefort
Description:Detects SalatStealer (pe, etat binaire)
Rule name:WIN_Malware_Sliver_ForgeAuto_2ddb463c
Author:Marjoriefort
Description:Detects Sliver (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_2ffc3572
Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_5001c94c
Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_ce8c5b46
Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Malware_ValleyRAT_ForgeAuto_401c5e16
Author:Marjoriefort
Description:Detects ValleyRAT (pe, etat binaire)

File information


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

Comments