MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0
SHA3-384 hash: 682feb376429f5d506b799bdf5abe950a7265a0d3a8425cd41d9ee3b00149d741a176453ea6b58ce6ef36d0ab6ccb5c7
SHA1 hash: 80fc4aadf74ef6b27a8e2ccd61349d8dbed39495
MD5 hash: 65e34023ffce77a7903540bd96402a91
humanhash: saturn-spring-maine-winter
File name:BL-SHIPPING DOCUMENTS.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:233'870 bytes
First seen:2023-07-03 09:33:48 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 6144:dpU8PL5Y0WmuHMG4vXsUoYT7C6BgZr2KTBpZfw1gdazT:jPLafmupAsvo7C6GZrxTzGOdY
TLSH T1C23422D9BD58FC70549D1D248A7C79E390E57F30122AB8368670BC6AF647C7AD21EAC0
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:FormBook Shipping zip


Avatar
cocaman
Malicious email (T1566.001)
From: "sraykar@onececo.com<sraykar@onececo.com>" (likely spoofed)
Received: "from hosted-by.rootlayer.net (unknown [45.137.22.178]) "
Date: "3 Jul 2023 11:33:21 +0200"
Subject: "RE: Arrival notice for G22GRPRF03-3, Peanuts in shell 9/11"
Attachment: "BL-SHIPPING DOCUMENTS.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
CH CH
File Archive Information

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

File name:BL-SHIPPING DOCUMENTS.exe
File size:248'681 bytes
SHA256 hash: 221f3d1fe2ec39b9854c584a51fa3cd49f23995f8ae99c8c7d8e2efa85bb38b0
MD5 hash: b960a974c1e40499ca7f1489955cf5fe
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_fs2928.UNOFFICIAL
Create hunting rule

Sanesecurity.Rogue.0hr.20230703-0639.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin masquerade overlay packed shell32
Link:
https://www.filescan.io/uploads/64a2960a2299d26882645463/reports/a0e21333-929e-4078-8894-37d2b2e08693/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-07-03 09:11:53 UTC
File Type:
Binary (Archive)
Extracted files:
4
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=unh2pdnhkrrzmwssfov37lqjilh3wfb5yyk5xvamjse6a45p2lia._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:s28y persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/230703-l7c8zsga33/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Loads dropped DLL
Formbook payload
Formbook
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/a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0

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

File information

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

Malspam

Formbook

zip a34fa78da75463965a522babbfae0942cfbb143dc615dbd40c4c89e073afd2d0

(this sample)

Formbook

Executable exe 221f3d1fe2ec39b9854c584a51fa3cd49f23995f8ae99c8c7d8e2efa85bb38b0

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 221f3d1fe2ec39b9854c584a51fa3cd49f23995f8ae99c8c7d8e2efa85bb38b0
  
Dropping
Formbook
  
Dropping
MD5 b960a974c1e40499ca7f1489955cf5fe

Comments