MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df. 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: 6


Intelligence 6 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df
SHA3-384 hash: 64ed394882f1b3ad4a83e6b69c14acccde341f442b2abf2261efefd4bc67b793b8154f9e8e5ad2080f75a853cc675dc5
SHA1 hash: 245f9228d6b2b84626a60bc7bc9410830f647303
MD5 hash: 9376c0bfb76ecde13ae386bfd3a7c60c
humanhash: foxtrot-artist-iowa-fifteen
File name:Proforma invoice.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:701'907 bytes
First seen:2023-06-06 13:38:07 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:doNTK+tzukAern4EBXInAy6kWzcbxZIO8kOXbZl0SvhF+GcC8Tvxc/MwTg6V1WRm:doJzskAE4pnAdYbr/sl0ePb8roMlwOIL
TLSH T1C4E4234534666C3C8B35E99F03F62CA488822577DB7EFA1CBABC908F125ED6D011697C
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:FormBook payment zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
147
Origin country :
CH CH
File Archive Information

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

File name:Proforma invoice.exe
File size:758'272 bytes
SHA256 hash: 3c7d0885dea33735ccbe857a343fbb7f66a0f03a3e91e4f677ba880b7b670216
MD5 hash: 8acbdf37e4dcb2acb442c2e7d7c22f44
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_fs3281.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/647f36f7f5bba977b0890402/reports/c84afe56-37ef-407c-abfb-80d3bd7ba1a3/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df
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/299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-30 04:57:41 UTC
File Type:
Binary (Archive)
Extracted files:
7
AV detection:
26 of 37 (70.27%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fgjjdvdr64fdyo4bcopogzgwnqlyzpayj64lkg33vzdw6nmty7pq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/230606-qy4f2adh59/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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/299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Archive_Phishing_Attachment_Characteristics_Jun22_1
Create hunting rule
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:SUSP_Archive_Phishing_Attachment_Characteristics_Jun22_1
Create hunting rule
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:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

zip 299291d471f70a3c3b81139ee364d66c178cbc184fb8b51b7bae476f3593c7df

(this sample)

Formbook

Executable exe 3c7d0885dea33735ccbe857a343fbb7f66a0f03a3e91e4f677ba880b7b670216

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 3c7d0885dea33735ccbe857a343fbb7f66a0f03a3e91e4f677ba880b7b670216
  
Dropping
Formbook
  
Dropping
MD5 8acbdf37e4dcb2acb442c2e7d7c22f44

Comments