MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7db92553a32ee324311207e9a94d3112d8b2030ea67bea4b2527b71c37701cac. 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 2 File information Comments

SHA256 hash:	7db92553a32ee324311207e9a94d3112d8b2030ea67bea4b2527b71c37701cac
SHA3-384 hash:	a9fb50ca45a2b52cd388dab5fa03eedbb3d7b30ee2df7eb47dbc7ae501902800c07673969ab3616b59a4a7ebca98905a
SHA1 hash:	9b5b41e1302a8182b7815c5bafa228ac20e74f51
MD5 hash:	51394114dc03bd1d43c334d68b2fe541
humanhash:	wisconsin-artist-bulldog-hot
File name:	Details .exe
Download:	download sample
Signature	FormBook Create hunting rule
File size:	268'288 bytes
First seen:	2020-06-23 20:13:08 UTC
Last seen:	2020-06-23 20:38:55 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'481 x Formbook, 12'209 x SnakeKeylogger)
ssdeep	3072:Uc8RaPRjmrmnrNfHQ81WffDyM0kLSEk0MWUHpU8kB+6soLqBtFrLjHxBIO1crdkB:UGznZHQrfbJSEk/Hi8rS41Ard/b
Threatray	77 similar samples on MalwareBazaar
TLSH	43440100A3ABD756DC7AA7B504B9128227B6A7457173C76D28D411FC8D73B880E13FAB
Reporter	abuse_ch
Tags:	exe FormBook

abuse_ch

Malspam distributing FormBook:

HELO: slot0.oakwoodas.com
Sending IP: 45.95.169.32
From: Nicole Gapes<info@oakwoodas.com>
Reply-To: gapes.nicole@yahoo.com
Subject: Property Purchase & Leasing
Attachment: Details .zip (contains "Details .exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/13277/

Detection(s):

SecuriteInfo.com.Variant.Ursu.920021.10623.793.UNOFFICIAL

Detection:

formbook

Link:

https://mwdb.cert.pl/sample/7db92553a32ee324311207e9a94d3112d8b2030ea67bea4b2527b71c37701cac/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-06-23 20:15:05 UTC

AV detection:

20 of 29 (68.97%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=pw4sku5df3rsimisa7u2stjrclmleayouz56uszfe63ryn3qdswa._file

Verdict:

suspicious

Result

Malware family:

formbook

Score:

10/10

Tags:

persistence spyware trojan stealer family:formbook

Link:

https://tria.ge/reports/200624-ca4r3ynatn/

Behaviour

Suspicious use of SendNotifyMessage

Modifies Internet Explorer settings

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

System policy modification

Drops file in Program Files directory

Suspicious use of SetThreadContext

Reads user/profile data of web browsers

Deletes itself

Adds Run entry to policy start application

Formbook

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