MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9005cbfe0a3458fe0f5901758169a471692fde9b4c0c63997815f81b33377b55. 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 11 File information Comments

SHA256 hash: 9005cbfe0a3458fe0f5901758169a471692fde9b4c0c63997815f81b33377b55
SHA3-384 hash: 699a2a2b43e6036725619dc615170b7c5eec708abdf888687d90f57ec3d5bc8a55457d9249bac56525332543740c619e
SHA1 hash: 8f04a28a0718824bae2d97ab6b7570ed10f748dc
MD5 hash: 291981a1d982f8df339ee74d53412423
humanhash: east-carbon-river-one
File name:URGENT REQUEST.zip
Download: download sample
Signature Formbook
File size:656'993 bytes
First seen:2025-10-09 09:04:12 UTC
Last seen:2025-10-09 09:04:43 UTC
File type: zip
MIME type:application/zip
ssdeep 12288:Lih97j1fDxEno5xGiyMsHDv7/VtY+OaR/IZatgCh9NLESZaGnxEXOC:Lifld15xGtRL7/VtYY/GauG9NL/Z9xEB
TLSH T17AD423C0855CE1870A71DEC1BCD09A272EEE96960E3D528E533C533DE5E28F42616DBE
Magika zip
Reporter cocaman
Tags:FormBook zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Nina Ni<dwhitworth@tampaairport.com>" (likely spoofed)
Received: "from tampaairport.com (unknown [172.245.12.88]) "
Date: "08 Oct 2025 23:43:31 +0200"
Subject: "Re:URGENT REQUEST"
Attachment: "URGENT REQUEST.zip"

Intelligence


File Origin
# of uploads :
3
# of downloads :
77
Origin country :
CH CH
File Archive Information

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

File name:URGENT REQUEST.exe
File size:683'008 bytes
SHA256 hash: 7df13306391cfb01b4552a061bcc4ef1c07494381306b7fac1b7ddba3a213063
MD5 hash: 36ea614e4088c3e098919bbd8217f57d
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Tags:
spawn shell micro
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
explorer lolbin packed vbnet
Result
Verdict:
MALICIOUS
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:
2025-10-09T06:11:00Z UTC
Last seen:
2025-10-09T06:18:00Z UTC
Hits:
~10
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.39 Zip Archive
Threat name:
ByteCode-MSIL.Trojan.XWorm
Status:
Malicious
First seen:
2025-10-08 13:50:00 UTC
File Type:
Binary (Archive)
Extracted files:
7
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
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:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Archive_Phishing_Attachment_Characteristics_Jun22_1
Author:Florian Roth (Nextron Systems)
Description:Detects characteristics of suspicious file names or double extensions often found in phishing mail attachments
Reference:https://twitter.com/0xtoxin/status/1540524891623014400?s=12&t=IQ0OgChk8tAIdTHaPxh0Vg
Rule name:SUSP_Archive_Phishing_Attachment_Characteristics_Jun22_1
Author:Florian Roth
Description:Detects characteristics of suspicious file names or double extensions often found in phishing mail attachments
Reference:https://twitter.com/0xtoxin/status/1540524891623014400?s=12&t=IQ0OgChk8tAIdTHaPxh0Vg
Rule name:win32_dotnet_form_obfuscate
Author:Reedus0
Description:Rule for detecting .NET form obfuscate malware

File information


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

Malspam

Formbook

zip 9005cbfe0a3458fe0f5901758169a471692fde9b4c0c63997815f81b33377b55

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments