MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 97cb2ecc246e032dc1841bd848dfeaa3823a4671fb81199f78fa9aeba9091185. 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 27 File information Comments

SHA256 hash:	97cb2ecc246e032dc1841bd848dfeaa3823a4671fb81199f78fa9aeba9091185
SHA3-384 hash:	28e12a576ca1d22eae9167fe71d936c1f9d0fa9f58c45f4e30ec0df303cf3fce821fd5d8836ffa4031c6709ab2673d77
SHA1 hash:	f4a4132297b751284a8b3c821f6963f48f58d9e4
MD5 hash:	5dc8b0f335fdf6dc6537e6fd61f07e05
humanhash:	ten-hamper-kitten-sink
File name:	s3.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	287'744 bytes
First seen:	2026-10-10 22:40:45 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
ssdeep	6144:3/JEyWSXyqx34zT3nmrpM7kn2vJDgVSXFVGbqAwq+:vJbf3sim7k0JQS3Gbqnq+
TLSH	T11B5412C3C546D533EAA809BCCE6E8C7DA8F511FC1A3BE21763460C62A11D1655E23ADF
Magika	pebin
Reporter	Anonymous
Tags:	exe FormBook packed

Intelligence

File Origin

# of uploads :

# of downloads :

280

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

payload.shellc.bin

Verdict:

No threats detected

Analysis date:

2026-10-10 22:36:45 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/298b1900-cd27-43fc-bd7a-3d5ae773b369

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/91389/

Detection(s):

SecuriteInfo.com.Trojan.PWS.Banker1.29984.UNOFFICIAL

Verdict:

Malicious

Score:

94.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ad0b41b6f551121ba15f7e3

Tags:

shellcode virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/6acabf08d00521c444740085/reports/f3cae931-74d0-40a8-b16d-b5ecd960e5d4/overview

Verdict:

Malicious

Labled as:

Draftor.Generic

Link:

https://www.hybrid-analysis.com/sample/97cb2ecc246e032dc1841bd848dfeaa3823a4671fb81199f78fa9aeba9091185

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-09-16T08:26:00Z UTC

Last seen:

2026-10-12T01:21:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/97cb2ecc246e032dc1841bd848dfeaa3823a4671fb81199f78fa9aeba9091185/results?tab=lookup

Malware family:

Formbook

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/3ebd8b28-1851-4297-965c-ca19b70ac3bb

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/97cb2ecc246e032dc1841bd848dfeaa3823a4671fb81199f78fa9aeba9091185

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PE (Portable Executable) PE File Layout Win 32 Exe x86

Link:

https://app.malva.re/file/5dc8b0f335fdf6dc6537e6fd61f07e05

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/97cb2ecc246e032dc1841bd848dfeaa3823a4671fb81199f78fa9aeba9091185/

Threat name:

Win32.Backdoor.FormBook

Status:

Malicious

First seen:

2026-09-16 13:38:32 UTC

File Type:

PE (Exe)

AV detection:

30 of 38 (78.95%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=s7fs5tbenybs3qmedpmerx7kuobdurtr7oarth3y7knoxkijcgcq._file

Verdict:

malicious

Label(s):

Formbook

Link:

https://reports.threatray.com/c8ff79e5-9931-41cb-af28-4b652a9283e9

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook discovery rat spyware stealer trojan

Link:

https://tria.ge/reports/261010-2l6amscs61/

Behaviour

Suspicious behavior: EnumeratesProcesses

System Location Discovery: System Language Discovery

Family: Formbook

Formbook payload

Unpacked files

SH256 hash:

97cb2ecc246e032dc1841bd848dfeaa3823a4671fb81199f78fa9aeba9091185

MD5 hash:

5dc8b0f335fdf6dc6537e6fd61f07e05

SHA1 hash:

f4a4132297b751284a8b3c821f6963f48f58d9e4

Link:

https://www.unpac.me/results/7bdb2c96-5714-412d-bf4b-d8023226ef00/

Malware family:

FormBook

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/97cb2ecc246e/report/overview.html

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 Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	DebuggerCheck__GlobalFlags Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
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 Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	dgaagas Create hunting rule
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 Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

Rule name:	TH_Win_ETW_Bypass_2025_CYFARE Create hunting rule
Author:	CYFARE
Description:	Windows ETW Bypass Detection Rule - 2025
Reference:	https://cyfare.net/

Rule name:	WIN_Malware_SalatStealer_ForgeAuto_542e717b Create hunting rule
Author:	Marjoriefort
Description:	Detects SalatStealer (pe, etat binaire)

Rule name:	WIN_Malware_Sliver_ForgeAuto_2ddb463c Create hunting rule
Author:	Marjoriefort
Description:	Detects Sliver (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_2ffc3572 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_5001c94c Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_ce8c5b46 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_ValleyRAT_ForgeAuto_401c5e16 Create hunting rule
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.

Cape

https://www.capesandbox.com/analysis/91389/

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