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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c64eabac2b00bea34fa9481a7ede2b7df2da27c6fb65e196e21ed40bfb87000b. 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: c64eabac2b00bea34fa9481a7ede2b7df2da27c6fb65e196e21ed40bfb87000b
SHA3-384 hash: 5f5ebc966c0d20f36c9a97851799d5e386b5c84d07045a1532299d7f542572b5a754c4f1b0868067ef1cf0dc2f11b568
SHA1 hash: 05024d96ba3c98a2c7dcb89ef6d9f30fb69743bc
MD5 hash: efe20978d852685a164b93a6bec0d689
humanhash: river-fanta-cardinal-glucose
File name:New RFQ SEPT. 04262601.pdf.js
Download: download sample
Signature Formbook
Create hunting rule
File size:23'211 bytes
First seen:2026-09-04 12:32:07 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 384:3j7WeI2hJoHkRKbGmY6+c1ZPTEyifWA7dUzxm4NGfQKTaLgKX2gUaU1exx+PjF/R:HWeqkRDmY6+c11FifWA7dUzxmAGfQKTF
TLSH T131A2EE489A93A44463376B7FB72BA8E5F676076B00844517B87CB4449FF2C0ADDD0CBA
Magika javascript
Reporter abuse_ch
Tags:FormBook js

Intelligence

File Origin
# of uploads :
1
# of downloads :
142
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.JS.Obfus-2303.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
agenttesla downloader encrypted evasive masquerade obfuscated repaired
Link:
https://www.filescan.io/uploads/6a9aba575fe31a5a7395e53f/reports/fb9c8b69-646a-425b-b44f-1b56986455bf/overview
Verdict:
Malicious
Labled as:
Trojan.AgentTesla.JS
Link:
https://www.hybrid-analysis.com/sample/c64eabac2b00bea34fa9481a7ede2b7df2da27c6fb65e196e21ed40bfb87000b
Verdict:
Malicious
File Type:
Js
First seen:
2026-09-03T21:12:00Z UTC
Last seen:
2026-09-04T09:31:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/c64eabac2b00bea34fa9481a7ede2b7df2da27c6fb65e196e21ed40bfb87000b/results?tab=lookup
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1968595
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
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
Malicious sample detected (through community Yara rule)
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: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious Parent Double Extension File Execution
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
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)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected FormBook
Yara detected Generic JS Downloader
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1968595 Sample: New RFQ SEPT. 04262601.pdf.js Startdate: 04/09/2026 Architecture: WINDOWS Score: 100 41 www.45029605.xyz 2->41 43 website-edcdc155.ojn.umr.mybluehost.me 2->43 45 17 other IPs or domains 2->45 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for URL or domain 2->61 63 Multi AV Scanner detection for submitted file 2->63 67 10 other signatures 2->67 11 wscript.exe 21 2->11         started        signatures3 65 Performs DNS queries to domains with low reputation 41->65 process4 dnsIp5 53 website-edcdc155.ojn.umr.mybluehost.me 129.121.65.145, 443, 49736 ORACLE-BMC-31898-OracleCorporationUS United States 11->53 39 C:\Tempbehaviorgraph974KV9M.ps1, ASCII 11->39 dropped 85 System process connects to network (likely due to code injection or exploit) 11->85 87 JScript performs obfuscated calls to suspicious functions 11->87 89 Wscript starts Powershell (via cmd or directly) 11->89 91 4 other signatures 11->91 16 powershell.exe 16 11->16         started        file6 signatures7 process8 signatures9 55 Writes to foreign memory regions 16->55 57 Injects a PE file into a foreign processes 16->57 19 aspnet_compiler.exe 16->19         started        22 aspnet_compiler.exe 16->22         started        24 conhost.exe 16->24         started        26 25 other processes 16->26 process10 signatures11 69 Modifies the context of a thread in another process (thread injection) 19->69 71 Maps a DLL or memory area into another process 19->71 73 Queues an APC in another process (thread injection) 19->73 75 Found direct / indirect Syscall (likely to bypass EDR) 19->75 28 NZfcqHuWg2EIe.exe 19->28 injected 77 Unusual module load detection (module proxying) 22->77 79 Switches to a custom stack to bypass stack traces 22->79 process12 signatures13 81 Maps a DLL or memory area into another process 28->81 83 Found direct / indirect Syscall (likely to bypass EDR) 28->83 31 convert.exe 13 28->31         started        process14 signatures15 93 Tries to steal Mail credentials (via file / registry access) 31->93 95 Tries to harvest and steal browser information (history, passwords, etc) 31->95 97 Modifies the context of a thread in another process (thread injection) 31->97 99 3 other signatures 31->99 34 AmQoIG3Hv1bpGQ.exe 31->34 injected 37 firefox.exe 31->37         started        process16 dnsIp17 47 www.45029605.xyz 107.167.29.215, 49755, 49756, 49757 SHARKTECH-SharktechUS United States 34->47 49 www.miralink.online 178.210.92.188, 49739, 49740, 49741 RU-CENTERRU Russia 34->49 51 10 other IPs or domains 34->51
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/c64eabac2b00bea34fa9481a7ede2b7df2da27c6fb65e196e21ed40bfb87000b
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c64eabac2b00bea34fa9481a7ede2b7df2da27c6fb65e196e21ed40bfb87000b/
Threat name:
Script-JS.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2026-09-04 12:32:32 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 36 (30.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yzhkxlblac7kgt5jjanh5xrlpxznuj6g7ns6dfxcd3kax64haafq._file
Verdict:
malicious
Label(s):
Formbook
Create hunting rule
Link:
https://reports.threatray.com/1151c2d9-c7ea-4843-a29b-42a180b6492c
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/260904-pqrltsxtes/
Behaviour
Command and Scripting Interpreter: JavaScript
Badlisted process makes network request
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:SUSP_obfuscated_JS_obfuscatorio
Create hunting rule
Author:@imp0rtp3
Description:Detect JS obfuscation done by the js obfuscator (often malicious)
Reference:https://obfuscator.io
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

Comments