MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d8c2583b713e51f5a4896fb888de474822e25b69320a90d23ec5851859bc2316. 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: 4


Intelligence 4 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d8c2583b713e51f5a4896fb888de474822e25b69320a90d23ec5851859bc2316
SHA3-384 hash: 2ef14381b215475eeb44c514adc5fc6b6c3ec292d6009667d815f49fe1be26315556bb7a554da3476b5606c41b103807
SHA1 hash: 201f8c77a1d09e2577ebb05c2c07017902cbcdf9
MD5 hash: bc2a30d53f258516bafdc0af0aac4c27
humanhash: montana-oklahoma-mexico-queen
File name:Bank_Details_And_Proforma_Invoice_pdf.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:296'960 bytes
First seen:2020-05-31 06:46:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:cXSH+ztxBExMjOSvjmC3Z8+xVVEwPjHgS:MSezHOdC++xMwPrJ
Threatray 3'570 similar samples on MalwareBazaar
TLSH 1C54D017F499E833E19E22BFA9FE846E0425D70CFA01DFDF5E54E89552D27A0E920213
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: mail0.piddifunds.com
Sending IP: 46.4.135.215
From: payments<payments@piddifunds.com>
Subject: Notification Of Payment
Attachment: Bank_Details_And_Proforma_Invoice_pdf.img (contains "Bank_Details_And_Proforma_Invoice_pdf.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-05-31 07:35:33 UTC
AV detection:
21 of 31 (67.74%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
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474cad642b1cf88f8d7f922cbfd9b8a00d7fc0eb40cafc0877007ee2884f105f
FormBook
590fde182a154cd89b15d88546d60351b9fecb51e04fbbf4affd8d49a618bd23
FormBook
6f827b68129d30609057c2e6b36be05649fce91d6bc8ee3d3566ca5c6aba562b
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9b2c6f08cd9a4e3b144422de4d540290542ce50239f2c85697a036a461b25264
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b65aa99b0824e448e16e18d72469f80fdf29d0febdb289d7723f0f96b31c4ad4
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cf4ee4097cc5954454ca5204a2e12bb7f22890b050fbdbbb8cf467358d36b44b
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d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba
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db31ede125999d44d9c886d76eb8d5c5ee280f17130e3e3138bf1f76935d1b99
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e13acda03eb4829793beb5c0664d5752663b7ef5ae72b63724e7eaf189a9fec4
FormBook
+ 3'560 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/201109-5bsy6e9pd6/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Gathers network information
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.joomlas123.com/r6an/
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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

FormBook

img 774afed551b6579dc2614ca33df9ddb2ff0d4f88e7005c7cf1796a18117900e1

FormBook

Executable exe d8c2583b713e51f5a4896fb888de474822e25b69320a90d23ec5851859bc2316

(this sample)

  
Dropped by
MD5 124da9e8925d299cf15b563628b7a4a3
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 774afed551b6579dc2614ca33df9ddb2ff0d4f88e7005c7cf1796a18117900e1

Comments