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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da3df80aa58d545c623cdefff30e36a022bc04d894a722bf46017479b618e431. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: da3df80aa58d545c623cdefff30e36a022bc04d894a722bf46017479b618e431
SHA3-384 hash: 0b056a40ae959c45aa4bba4c6055e5b6da98345873d7dd8f7c49a6da2fd7cb0bb8fff015c4b6752bc356d72c68d2a7a1
SHA1 hash: 20c823af97bf2fa942dd51be6999d38103d3ba56
MD5 hash: fbf898c066381bcffeb7f3ce665a48d5
humanhash: double-berlin-vermont-delaware
File name:Draft invoice - Terminal Port Charge - RB-409-pdf.js
Download: download sample
Signature Formbook
Create hunting rule
File size:74'756 bytes
First seen:2026-10-12 10:46:21 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 768:5B1B3XEv86C8CCFIZs78JTx1i3TaFpX3svSOENuK7ouT6D0vxbyPyBRwDSzme5OW:5TSuOOF6DOmxALfeA7dETE
TLSH T1F07368E01EC7F18612B19376AD575853AB3026860F215B2B352F71ACFFE23A38D71964
Magika c
Reporter lowmal3
Tags:FormBook js

Intelligence

File Origin
# of uploads :
1
# of downloads :
169
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive masquerade obfuscated packed repaired
Link:
https://www.filescan.io/uploads/6accbab76614c7c8a5f67e50/reports/b9c47a1a-b472-4876-9eae-6d1cfd1106bc/overview
Verdict:
Malicious
Labled as:
JS/Obfuscated.CV trojan
Link:
https://www.hybrid-analysis.com/sample/da3df80aa58d545c623cdefff30e36a022bc04d894a722bf46017479b618e431
Verdict:
Malicious
File Type:
js
First seen:
2026-10-12T06:39:00Z UTC
Last seen:
2026-10-13T09:09:00Z UTC
Hits:
~10000
Detections:
PDM:Trojan.Win32.Generic Trojan-Downloader.JS.SLoad.sb Trojan-Downloader.JS.Cryptoload.sb Trojan.Win32.Agent.sb Trojan.JS.SAgent.sb HEUR:Trojan.Script.Badur.genw HEUR:Trojan-Spy.MSIL.Noon.gen Trojan-Spy.Win32.Noon.sb HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Generic
Link:
https://opentip.kaspersky.com/da3df80aa58d545c623cdefff30e36a022bc04d894a722bf46017479b618e431/results?tab=lookup
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1985868
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Antivirus detection for URL or domain
Detected Windows Script Host debugger hammering
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
JavaScript file contains suspicious strings
JavaScript source code contains functionality to generate code involving a shell, file or stream
JavaScript source code contains functionality to generate code involving HTTP requests or file downloads
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)
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
System process connects to network (likely due to code injection or exploit)
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1985868 Sample: Draft invoice - Terminal Po... Startdate: 12/10/2026 Architecture: WINDOWS Score: 100 26 xearazin.shop 2->26 28 www.syntroxer.com 2->28 30 8 other IPs or domains 2->30 54 Suricata IDS alerts for network traffic 2->54 56 Antivirus detection for URL or domain 2->56 58 Multi AV Scanner detection for submitted file 2->58 60 9 other signatures 2->60 8 wscript.exe 1 2 2->8         started        12 7oYDsluMU.exe 2->12 injected 14 nlq55cEq0m.exe 2->14 injected signatures3 process4 dnsIp5 32 ibidasjohnnraplc.com 31.56.209.174, 443, 49718 SWISSNET-ASUS Netherlands 8->32 70 System process connects to network (likely due to code injection or exploit) 8->70 72 JScript performs obfuscated calls to suspicious functions 8->72 74 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->74 80 2 other signatures 8->80 16 system1.bat 3 8->16         started        76 Maps a DLL or memory area into another process 12->76 78 Found direct / indirect Syscall (likely to bypass EDR) 12->78 19 SndVol.exe 13 12->19         started        34 www.jf-bitpie.cn 154.206.139.66, 49721, 80 OWGELS-AS-APOWGELSINTERNATIONALCOLIMITEDHK Hong Kong SAR China 14->34 36 xearazin.shop 69.6.212.160, 49726, 49727, 49728 ORACLE-BMC-31898-OracleCorporationUS Brazil 14->36 38 5 other IPs or domains 14->38 signatures6 process7 signatures8 40 Injects a PE file into a foreign processes 16->40 42 Unusual module load detection (module proxying) 16->42 44 Switches to a custom stack to bypass stack traces 16->44 21 system1.bat 16->21         started        46 Tries to steal Mail credentials (via file / registry access) 19->46 48 Tries to harvest and steal browser information (history, passwords, etc) 19->48 50 Modifies the context of a thread in another process (thread injection) 19->50 52 Maps a DLL or memory area into another process 19->52 24 firefox.exe 19->24         started        process9 signatures10 62 Modifies the context of a thread in another process (thread injection) 21->62 64 Maps a DLL or memory area into another process 21->64 66 Queues an APC in another process (thread injection) 21->66 68 Found direct / indirect Syscall (likely to bypass EDR) 21->68
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/da3df80aa58d545c623cdefff30e36a022bc04d894a722bf46017479b618e431
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/da3df80aa58d545c623cdefff30e36a022bc04d894a722bf46017479b618e431/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-12 10:47:23 UTC
File Type:
Text (JavaScript)
AV detection:
5 of 36 (13.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3i67qcvfrvkfyyr43377gdrwuarlybgysstsfp2gaf2htnqy4qyq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery execution
Link:
https://tria.ge/reports/261012-mvnpmaca75/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
Checks computer location settings
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Malware Config
Dropper Extraction:
https://ibidasjohnnraplc.com/system1.bat
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/da3df80aa58d545c623cdefff30e36a022bc04d894a722bf46017479b618e431

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:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects AgentTesla (inconnu, etat extrait)

File information

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

Comments