MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33. 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: 10

Intelligence 10 IOCs YARA 18 File information Comments

SHA256 hash:	ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33
SHA3-384 hash:	871a106862ed13753f9d14911977179c610410761f6e14711713d416b5285686cab4368410227cf19fe03253c6ec6790
SHA1 hash:	1eab3f24fccbe47a8f4e171471eed7164a551747
MD5 hash:	4631ff182c1677cac6ceed3b4dc6d0fa
humanhash:	cardinal-illinois-vermont-autumn
File name:	ps_tG1yPQWvAlSA_1776443456976.ps1
Download:	download sample
Signature	Formbook Create hunting rule
File size:	1'536'567 bytes
First seen:	2026-04-25 19:57:59 UTC
Last seen:	Never
File type:	ps1
MIME type:	text/plain
ssdeep	24576:v83HH4Xt8EHdPd49lhVvbXKadZSrKMnkEENpZFQpjHDT8zdvqp/QHuUoQ3FgUqt4:k3AtwDhwaSrK4tj48p/QHfvvShVRc3
TLSH	T1A76533101B5D2E7E475CC3AAE02EDD7A93B10B53D04DA0D7229CA4C62A9F54BE973D88
Magika	powershell
Reporter	BastianHein
Tags:	FormBook ps1

Intelligence

File Origin

# of uploads :

# of downloads :

132

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

SecuriteInfo.com.PowerShell.Packed.240.2249.23552.UNOFFICIAL

Verdict:

Malicious

Score:

81.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69ed1ced51cce3ff702fefbf

Tags:

virus agent spawn

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

aes aspnet_compiler base64 crypto encrypted evasive lolbin obfuscated obfuscated packed powershell reconnaissance

Link:

https://www.filescan.io/uploads/69ed1ce681aa9ec3bc279f9c/reports/2d73f612-4ba2-47a1-bb53-c04cab01a6b6/overview

Verdict:

Malicious

Labled as:

PowerShell/Agent.EHG trojan

Link:

https://www.hybrid-analysis.com/sample/ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33

Verdict:

Clean

File Type:

unix shell

Link:

https://opentip.kaspersky.com/ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33/results?tab=lookup

Score:

38%

Verdict:

Susipicious

File Type:

SCRIPT

Link:

https://malprob.io/report/ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33/

Verdict:

Malicious

Threat:

Family.FORMBOOK

Link:

https://tip.neiki.dev/file/ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33

Threat name:

Script-PowerShell.Trojan.Heuristic

Status:

Malicious

First seen:

2026-04-17 11:08:27 UTC

File Type:

Text

AV detection:

10 of 24 (41.67%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ztezszfgyqalvomxyd5o24pmaz2cy2nidoktptbzzc3uj6mzl4zq._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook adware defense_evasion discovery execution rat spyware stealer trojan

Link:

https://tria.ge/reports/260425-yp33xag14x/

Behaviour

Delays execution with timeout.exe

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Command and Scripting Interpreter: PowerShell

System Location Discovery: System Language Discovery

ConfuserEx .NET packer

Suspicious use of SetThreadContext

Badlisted process makes network request

Family: Formbook

Formbook payload

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Formbook

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/ccc99964a6c400bab997c0faed71ec06742c69a81b9537cc39c8b744f9995f33

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:	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)

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:	Warp Create hunting rule
Author:	Seth Hardy
Description:	Warp

Rule name:	WarpStrings Create hunting rule
Author:	Seth Hardy
Description:	Warp Identifying Strings

File information

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

No further information available

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