MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e. 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 27 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e
SHA3-384 hash: 1e7084bd748e1d8e0df413c20db41708684b690a998816949cbbdfa0a298d5caee8b1dcfe897c589912415834c9f61b7
SHA1 hash: 2db3350d9f69d5c080255ecee1f84abd74a81097
MD5 hash: 09ee650f200f260c93b2b7ad3fa3e2d0
humanhash: golf-neptune-gee-steak
File name:Document FOR NBPP6041.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:761'534 bytes
First seen:2025-09-23 16:07:34 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:ILSfv7sEaLcyEM56RVzbM4gFBgXeKvbqY+dF9EpHg3qC2VxEWJFSDa4f5f/u:37s5ERJ+cOKv1+79wHgaC2PEWJFtC+
TLSH T144F4331D8042788E842435F31A8B28C1A5F51AD1077BA309B796DCB59E1D3FBB893F97
Magika zip
Reporter cocaman
Tags:zip


Avatar
cocaman
Malicious email (T1566.001)
From: "SAP <accounting@cytanet.com.cy>" (likely spoofed)
Received: "from nice-hopper.194-156-103-22.plesk.page (unknown [194.156.103.22]) "
Date: "23 Sep 2025 07:58:03 -0700"
Subject: "Document FOR NBPP6041"
Attachment: "Document FOR NBPP6041.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Document FOR NBPP6041.exe
File size:1'214'976 bytes
SHA256 hash: 5fafb30d3f716f89509cde081ef64147f8c9f991a139b2a3e25aa5692f3b9495
MD5 hash: 243b8c3acdfb496c02bb624f3da9916f
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68d2c606a8481b7a76abddc2
Tags:
autoit emotet
Result
Verdict:
Malicious
File Type:
PE File
Link:
https://app.docguard.net/61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug autoit cmdkey compiled-script fingerprint keylogger lolbin microsoft_visual_cc packed wuauclt
Link:
https://www.filescan.io/uploads/68d2c74638375a67c3324d5b/reports/691d7a25-8e26-4d11-a629-d10f52ac6a87/overview
Verdict:
Suspicious
Labled as:
Mal/AuItInj
Link:
https://www.hybrid-analysis.com/sample/61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
File Type:
zip
First seen:
2025-09-23T15:43:00Z UTC
Last seen:
2025-09-23T15:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e/results?tab=lookup
Score:
100%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e
Verdict:
Malware
YARA:
3 match(es)
Tags:
AutoIt Decompiled Executable PDB Path PE (Portable Executable) PE File Layout Suspect Zip Archive
Link:
https://app.malva.re/file/09ee650f200f260c93b2b7ad3fa3e2d0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e/
Threat name:
Script-AutoIt.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-09-23 16:07:37 UTC
File Type:
Binary (Archive)
Extracted files:
29
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mh2jeh7zbu3i7pwqf5wf67b7veqpqv37mwddg4uwjh7u2fvypfxa._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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: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_detect_tls_callbacks
Create hunting rule
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_Generic_MassHunt_Win_Malware_2025_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Windows malware mass-hunt rule - 2025
Reference:https://cyfare.net/
Rule name:Windows_Generic_Threat_aeaeb5cf
Create hunting rule
Author:Elastic Security

File information

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

Malspam

Formbook

zip 61f4921ff90d368fbed02f6c5f7c3fa920f8577f658633729649ff4d16b8796e

(this sample)

Formbook

Executable exe 5fafb30d3f716f89509cde081ef64147f8c9f991a139b2a3e25aa5692f3b9495

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 5fafb30d3f716f89509cde081ef64147f8c9f991a139b2a3e25aa5692f3b9495
  
Dropping
MD5 243b8c3acdfb496c02bb624f3da9916f

Comments