MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91. 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: 14


Intelligence 14 IOCs YARA 18 File information Comments
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SHA256 hash: bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91
SHA3-384 hash: 0d32bf603cdbcf4d2a6353aae95c17e011a2ee6e8009626c08b040fe2c3bc4b03876fe70014cac01851147168e8ae447
SHA1 hash: 888cf62358e924b162f3b77c61750f7e13777a72
MD5 hash: 4c4173b7bffdb12e2ec642f3637caefb
humanhash: sink-bakerloo-kilo-zebra
File name:RFQ PACKAGE Banco Group S.R.L ITALY_pdf.js
Download: download sample
Signature Formbook
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File size:2'013'519 bytes
First seen:2026-04-15 13:23:09 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:SB8O6sVnvGdMk2mIHMI5BFBPTG4QWCv4jJI68V6MSbtQPGaNv2gFiu/mOk:SBP62GioITG9z0xYKQlw7
Threatray 2'700 similar samples on MalwareBazaar
TLSH T19495021189C42FB4CFAC561980FD260E93F04A9A541AB98DFB73BE4BFFA7604520719D
Magika javascript
Reporter abuse_ch
Tags:FormBook js

Intelligence

File Origin
# of uploads :
1
# of downloads :
120
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.JS.DownLoader.9376.18397.12351.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69df91f6f68adfe1003a12fd
Tags:
shellcode shell sage
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
encrypted masquerade obfuscated repaired
Link:
https://www.filescan.io/uploads/69df91d3d920e19044fcc43b/reports/502400fd-8cd1-4399-9f88-8c64ad34aae3/overview
Verdict:
Malicious
Labled as:
TrojanDropper/Agent.aoj
Link:
https://www.hybrid-analysis.com/sample/bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91
Verdict:
Malicious
File Type:
js
First seen:
2026-04-15T07:15:00Z UTC
Last seen:
2026-04-17T11:18:00Z UTC
Hits:
~10000
Detections:
Trojan.JS.SAgent.sb HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Generic Trojan.Win32.InjectorNetT.s Trojan.PowerShell.Cobalt.sb Trojan-Spy.Win32.Noon.sb PDM:Trojan.Win32.Generic HEUR:Worm.Script.Generic
Link:
https://opentip.kaspersky.com/bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91/results?tab=lookup
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
evad.troj.spyw.expl
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1898768
Signature
.NET source code references suspicious native API functions
AI detected malicious Powershell script
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
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: WScript or CScript Dropper
Suricata IDS alerts for network traffic
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)
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 Powershell decode and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1898768 Sample: RFQ PACKAGE Banco Group S.R... Startdate: 15/04/2026 Architecture: WINDOWS Score: 100 49 www.thesisclaw.xyz 2->49 51 xm8i.com 2->51 53 28 other IPs or domains 2->53 69 Suricata IDS alerts for network traffic 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Antivirus detection for URL or domain 2->73 77 8 other signatures 2->77 11 wscript.exe 3 2->11         started        15 svchost.exe 1 1 2->15         started        signatures3 75 Performs DNS queries to domains with low reputation 49->75 process4 dnsIp5 47 C:\Temp\ps_iS6ANz7ioWOX_1776268709743.ps1, ASCII 11->47 dropped 91 JScript performs obfuscated calls to suspicious functions 11->91 93 Suspicious powershell command line found 11->93 95 Wscript starts Powershell (via cmd or directly) 11->95 97 4 other signatures 11->97 18 powershell.exe 16 11->18         started        21 taskkill.exe 1 11->21         started        61 127.0.0.1 unknown unknown 15->61 file6 signatures7 process8 signatures9 63 Writes to foreign memory regions 18->63 65 Injects a PE file into a foreign processes 18->65 23 aspnet_compiler.exe 18->23         started        26 aspnet_compiler.exe 18->26         started        28 conhost.exe 18->28         started        32 13 other processes 18->32 30 conhost.exe 21->30         started        process10 signatures11 87 Maps a DLL or memory area into another process 23->87 34 oPZRINVX.exe 23->34 injected 89 Unusual module load detection (module proxying) 26->89 process12 signatures13 67 Maps a DLL or memory area into another process 34->67 37 newdev.exe 13 34->37         started        process14 signatures15 79 Tries to steal Mail credentials (via file / registry access) 37->79 81 Tries to harvest and steal browser information (history, passwords, etc) 37->81 83 Modifies the context of a thread in another process (thread injection) 37->83 85 4 other signatures 37->85 40 LhVpP8nXOGBpx.exe 37->40 injected 43 firefox.exe 37->43         started        45 chrome.exe 37->45         started        process16 dnsIp17 55 vianovamobility.shop 195.110.124.133, 49758, 49759, 49760 REGISTER-ASIT Italy 40->55 57 410186u.ha.azioncdn.net 206.41.74.3, 49722, 49723, 49724 IXREACHGB United Kingdom 40->57 59 16 other IPs or domains 40->59
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91/
Verdict:
Malicious
Threat:
Family.FORMBOOK
Link:
https://tip.neiki.dev/file/bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91
Threat name:
Win32.Trojan.Egairtigado
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Status:
Malicious
First seen:
2026-04-15 12:38:22 UTC
File Type:
Text (JavaScript)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xq5mt3sbldkkwz5nz5g4jratjllignkdrn7fv7on3ozeyludfkiq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
4f6f49d76b427ecd1df55d94a028a143e1f3795c938c0612ec546775395fb130
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b06f763db65124fc25523c16d8850580af3769771440e6fc9cec856718740f15
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c506931fb1c4252abed4ab22d82f2ebc88e46f58dd83ddca62b03c5ea6d8dc1e
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c516363e147f458e1806ace3348ded638bfdeef92c663a2478940e45b95cb911
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cc91735a3d21f09f0a9fd6f89e448c1c043a49107a062b518a36540964476174
Formbook
e1a3a8937909e56d86692fda412312603951a3ea20abf730d538d2e07fda06a3
Formbook
error
Formbook
+ 2'690 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook defense_evasion discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/260415-qn7qpsft3k/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
ConfuserEx .NET packer
Suspicious use of SetThreadContext
Checks computer location settings
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Family: Formbook
Formbook payload
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bc3ac9ee4158/report/overview.html
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/bc3ac9ee4158d4ab67adcf4dc4c4134ad68335438b7e5afdcddbb24c2e832a91

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
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Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__GlobalFlags
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
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Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
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Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
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Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
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Author:Willi Ballenthin
Rule name:pe_no_import_table
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Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
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Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
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Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_CMD_Powershell_Usage
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Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
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Author:vietdx.mb
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Create hunting rule
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.

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