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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bbe3b7927fca9e766d0f150a58c064a92b334f9363d7f565fefcd4726a71ed77. 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 22 File information Comments
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SHA256 hash: bbe3b7927fca9e766d0f150a58c064a92b334f9363d7f565fefcd4726a71ed77
SHA3-384 hash: de262bc4325e88f550dff3a78911bfbee5f6021f2487064969d3a3ee452c03f70f1573be3c7b6efcb4b13b24c4ba51a4
SHA1 hash: f0d6283567effef173b48343f337bf36b43f97ab
MD5 hash: 0dece63e8bed79e7dd6e3a81b50742e9
humanhash: cardinal-cola-timing-charlie
File name:SOA - 31-AUGUST-31-OCTOBER-2026.JS
Download: download sample
Signature Formbook
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File size:4'784'760 bytes
First seen:2026-10-22 04:13:36 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 98304:OCiVHf5xFAp6+fHrJviSUzzJJo8yuAEZ6uedwpyaAiXhgQfxkSdb3gTVPl:OrxFA8+PrJqSUzzJO8yuljedAX9xPmPl
TLSH T10A26818819C27F43407A423AEAAFB5948511F80B7412D520769A6F9CBF3CE66FB47533
Magika txt
Reporter abuse_ch
Tags:FormBook js

Intelligence

File Origin
# of uploads :
1
# of downloads :
143
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Trojan.JS.Agent.20435.6719.UNOFFICIAL
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Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad98dbb5a22ac805bd959e8
Tags:
shell sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug dropper evasive obfuscated obfuscated packed repaired
Link:
https://www.filescan.io/uploads/6ad98da6546d06dc328e9b41/reports/6dc5d047-2c06-4932-aeb5-c24b469f50ce/overview
Verdict:
Suspicious
Labled as:
JS/Agent.ECX2
Link:
https://www.hybrid-analysis.com/sample/bbe3b7927fca9e766d0f150a58c064a92b334f9363d7f565fefcd4726a71ed77
Verdict:
Malicious
File Type:
js
First seen:
2026-10-21T18:59:00Z UTC
Last seen:
2026-10-24T02:32:00Z UTC
Hits:
~10000
Link:
https://opentip.kaspersky.com/bbe3b7927fca9e766d0f150a58c064a92b334f9363d7f565fefcd4726a71ed77/results?tab=lookup
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1990393
Signature
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)
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1990393 Sample: SOA - 31-AUGUST-31-OCTOBER-... Startdate: 22/10/2026 Architecture: WINDOWS Score: 100 30 www.wakanda123.asia 2->30 32 www.krauk.ru 2->32 34 8 other IPs or domains 2->34 42 Suricata IDS alerts for network traffic 2->42 44 Yara detected FormBook 2->44 46 JavaScript source code contains functionality to generate code involving a shell, file or stream 2->46 48 2 other signatures 2->48 8 wscript.exe 1 3 2->8         started        11 gmzIvIkxN.exe 2->11 injected signatures3 process4 dnsIp5 50 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->50 52 WScript reads language and country specific registry keys (likely country aware script) 8->52 14 OXYIXEVKGJREVLPX.exe 1 8->14         started        17 cmd.exe 1 8->17         started        36 3seasonshomes.com 198.54.126.93, 49714, 49715, 49716 NAMECHEAP-NET-NamecheapIncUS United States 11->36 38 slmt.nsdomainsl.com 38.71.18.49, 49719, 49720, 49721 EL-US-EASYLINKLLCUS United States 11->38 40 5 other IPs or domains 11->40 54 Maps a DLL or memory area into another process 11->54 56 Found direct / indirect Syscall (likely to bypass EDR) 11->56 20 grpconv.exe 13 11->20         started        signatures6 process7 file8 58 Found API chain indicative of debugger detection 14->58 60 Maps a DLL or memory area into another process 14->60 62 Queues an APC in another process (thread injection) 14->62 64 Found direct / indirect Syscall (likely to bypass EDR) 14->64 22 conhost.exe 14->22         started        28 SOA - 31-AUGUST-31....js:Zone.Identifier, ASCII 17->28 dropped 24 conhost.exe 17->24         started        66 Tries to steal Mail credentials (via file / registry access) 20->66 68 Tries to harvest and steal browser information (history, passwords, etc) 20->68 70 Modifies the context of a thread in another process (thread injection) 20->70 72 2 other signatures 20->72 26 firefox.exe 20->26         started        signatures9 process10
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bbe3b7927fca9e766d0f150a58c064a92b334f9363d7f565fefcd4726a71ed77/
Threat name:
Win32.Trojan.Malgent
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Status:
Malicious
First seen:
2026-10-22 04:14:36 UTC
File Type:
Binary
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xpr3pet7zkphm3ipcuffrqdevevtgt4tmpl7kzp67tkhe2tr5v3q._file
Verdict:
malicious
Label(s):
Formbook
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Link:
https://reports.threatray.com/b5960861-dd61-44d8-8c39-e14b47ce68f8
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook execution rat spyware stealer trojan
Link:
https://tria.ge/reports/261022-etw1lshy4x/
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.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bbe3b7927fca9e766d0f150a58c064a92b334f9363d7f565fefcd4726a71ed77

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
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Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
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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
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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:MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait
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Author:Marjoriefort
Description:Detects AgentTesla (inconnu, etat extrait)
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
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Author:nex
Description:Matched shellcode byte patterns
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
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Author:CYFARE
Description:Windows ETW Bypass Detection Rule - 2025
Reference:https://cyfare.net/
Rule name:WIN_Malware_SalatStealer_ForgeAuto_542e717b
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Author:Marjoriefort
Description:Detects SalatStealer (pe, etat binaire)
Rule name:WIN_Malware_Sliver_ForgeAuto_2ddb463c
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Author:Marjoriefort
Description:Detects Sliver (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_2ffc3572
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Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_5001c94c
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Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Malware_Unknown_ForgeAuto_ce8c5b46
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Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)
Rule name:WIN_Malware_ValleyRAT_ForgeAuto_401c5e16
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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.

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