MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 def67f77584966fa4db00eca160ae28bd23b8bfef4f13bea76ab2921b545f85f. 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

Grandoreiro

Vendor detections: 9

Intelligence 9 IOCs YARA 17 File information Comments

SHA256 hash:	def67f77584966fa4db00eca160ae28bd23b8bfef4f13bea76ab2921b545f85f
SHA3-384 hash:	34a863498086485a7359b91fc433a64739469363ba470986360704405488a542c89969b2a363567404bfd10f31095086
SHA1 hash:	6e2242ccb537e7eeab3506eadf0e7dc4424871bc
MD5 hash:	3bb032abe134bb3feb424a4bcb8a60c5
humanhash:	pasta-four-fix-mango
File name:	2BROR6188947-TMAPNVCot_Evid-PL6D.zip
Download:	download sample
Signature	Grandoreiro Create hunting rule
File size:	6'750'388 bytes
First seen:	2026-10-24 07:17:48 UTC
Last seen:	Never
File type:	zip
MIME type:	application/zip
ssdeep	196608:/gRB8iXL+845hkxPnr84g2nH8s7UujK6+UtEE+1cPp:4rX45axT84gon7UuesiEp
TLSH	T1FA6633AAEA12B985CD829EF7DB5FADB032E2085827CE24DE38A45D61D7117437C05CC7
Magika	zip
Reporter	abuse_ch
Tags:	geo Grandoreiro MEX zip

abuse_ch

november.read-books.org

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

File Archive Information

This file archive contains 5 file(s), sorted by their relevance:

File name:	ctvklr1.pdf
File size:	24'084 bytes
SHA256 hash:	2bcc62c45158e1fb9295713570a5831505d6a184cf5a82f131164d9e185b4487
MD5 hash:	657ce560d3a74398a5e84b75929e1d40
MIME type:	application/pdf
Signature	Grandoreiro

File name:	dtjog1.xml
File size:	13'456 bytes
SHA256 hash:	028c2b444ec7abddb13448c13317d1e26d7a644c65e2371d9115e1b9eff96daa
MD5 hash:	3db8784dfca11580984cf02855fb7841
MIME type:	application/x-dosexec
Signature	Grandoreiro

File name:	cxbht2.xml
File size:	112'392 bytes
SHA256 hash:	b3bb763a0cf0679082ff569af9b07c9bd5b08bc5bf63ce6b7ebbd47608de3a44
MD5 hash:	bc2b27cf1d3b9e566038f6c9d0007a92
MIME type:	application/x-dosexec
Signature	Grandoreiro

File name:	mpiztu2.pdf
File size:	31'593 bytes
SHA256 hash:	de5ade4ecf9819821c674f4fe58943cc3a1dd00170b201b573e8479962d81a44
MD5 hash:	5fcb8c60c9c879863df43a93e6d23758
MIME type:	application/pdf
Signature	Grandoreiro

File name:	Fisc3351-Recep_CargebknDigi_Firm5657386TLQB_C8JJM.vbs
File size:	9'106'344 bytes
SHA256 hash:	c91cf237e08c403c8c6a72cc5aaea8983134965fd855ee0ab731ba3127f6b838
MD5 hash:	4a4e90d2347d1f3679d31ce220b96476
MIME type:	text/plain
Signature	Grandoreiro

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/03f23132-dafc-480d-b497-fcfddd12f7b0/

Detection(s):

SecuriteInfo.com.GT.VB.ObfDldr.32.8404E883.76582513.UNOFFICIAL

Verdict:

Suspicious

Score:

50%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6adc5bbcafb06e650cd8e5a4

Tags:

spawn blic

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-debug anti-vm expired-cert microsoft_visual_cc signed

Link:

https://www.filescan.io/uploads/6adc5bbf631e8e81f4a4aadc/reports/92dbbf67-a911-4abd-be00-eca5448d1efe/overview

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/def67f77584966fa4db00eca160ae28bd23b8bfef4f13bea76ab2921b545f85f

Verdict:

Malicious

File Type:

zip

First seen:

2026-10-24T05:25:00Z UTC

Last seen:

2026-10-24T05:32:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/def67f77584966fa4db00eca160ae28bd23b8bfef4f13bea76ab2921b545f85f/results?tab=lookup

Score:

50%

Verdict:

Susipicious

File Type:

Result

Malware family:

n/a

Score:

9/10

Tags:

adware defense_evasion discovery execution link pdf persistence ransomware spyware

Link:

https://tria.ge/reports/261024-h5np6aszft/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Uses Volume Shadow Copy WMI provider

Uses Volume Shadow Copy service COM API

Enumerates physical storage devices

Reads the TCP/IP host and domain name from the registry

System Location Discovery: System Language Discovery

Executes a VBScript file via the Windows Script Host.

Checks computer location settings

Executes dropped EXE

Looks for VMWare Tools registry key

Enumerates VirtualBox registry keys

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Looks for VirtualBox Guest Additions in registry

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/def67f77584966fa4db00eca160ae28bd23b8bfef4f13bea76ab2921b545f85f

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:	Borland Create hunting rule
Author:	malware-lu

Rule name:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

Rule name:	telebot_framework Create hunting rule
Author:	vietdx.mb

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

Rule name:	WIN_Malware_Unknown_ForgeAuto_4286e0e1_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

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

Rule name:	WIN_Malware_Unknown_ForgeAuto_598a7881_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Malware_Unknown_ForgeAuto_6422f546_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Malware_Unknown_ForgeAuto_f5d58a9e_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Malware_ValleyRAT_ForgeAuto_9ddd32f3 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.

Web download

Grandoreiro

zip def67f77584966fa4db00eca160ae28bd23b8bfef4f13bea76ab2921b545f85f

(this sample)

Grandoreiro

vbs c91cf237e08c403c8c6a72cc5aaea8983134965fd855ee0ab731ba3127f6b838

URLhaus

https://urlhaus.abuse.ch/url/3980864/

Delivery method

Distributed via web download

Dropping

SHA256 c91cf237e08c403c8c6a72cc5aaea8983134965fd855ee0ab731ba3127f6b838

Dropping

MD5 4a4e90d2347d1f3679d31ce220b96476

Comments

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