MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6371a3a397e83a83964da83f98def4b1df62ff5c21f2451cc0c9354dd0d0e87f. 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:	6371a3a397e83a83964da83f98def4b1df62ff5c21f2451cc0c9354dd0d0e87f
SHA3-384 hash:	0a4e3ef3c21a620e274cd4a5d37472eb180b2b3b16cf52506d59799d64596eb805426290d59077d64221ef1732633202
SHA1 hash:	f1b07c145492c3916920fee239adb373cf43e176
MD5 hash:	90fa2bb51072e463d9549d29c47671a6
humanhash:	steak-freddie-mountain-undress
File name:	108722FTTOO17.rar
Download:	download sample
Signature	Formbook Create hunting rule
File size:	637'100 bytes
First seen:	2022-11-21 15:39:21 UTC
Last seen:	Never
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:7yHkdJtAYvMtqdzJ3f7UHmx8mQyo3XQAOq86MW3Wl/YoTbn+CQ7CUNcHN7zt:DdEYvMIzeMmnAA7jyNbn+1Gmct9
TLSH	T17AD4238FA6C8277C6A50927DAEFAEF003F1593915266BCDF548C399FB21344A4D83B14
TrID	61.5% (.RAR) RAR compressed archive (v5.0) (8000/1) 38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter	cocaman
Tags:	FormBook rar

cocaman

Malicious email (T1566.001)
From: "Ms Gan <pre.chr@productsimprinted.com>" (likely spoofed)
Received: "from tdigxayb.productsimprinted.com (tdigxayb.productsimprinted.com [88.209.254.178]) "
Date: "21 Nov 2022 07:37:47 -0800"
Subject: "Accounts Overdue"
Attachment: "108722FTTOO17.rar"

Intelligence

File Origin

# of uploads :

# of downloads :

202

Origin country :

n/a

File Archive Information

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

File name:	y4Epq6NkCIcSYYf.exe
File size:	827'904 bytes
SHA256 hash:	c47f1c11eb874ce92afbe8eb3e24f44609f7d7bc154f705116975d5f735a1d4e
MD5 hash:	bb118d0e36716daa4affb6527f0beb74
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/637b9bd43cd0997b485535ca/reports/83218038-e773-47d0-9688-259c90654009/overview

Result

Verdict:

UNKNOWN

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/6371a3a397e83a83964da83f98def4b1df62ff5c21f2451cc0c9354dd0d0e87f/

Threat name:

ByteCode-MSIL.Spyware.Noon

Status:

Malicious

First seen:

2022-11-21 15:40:09 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

5 of 38 (13.16%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=mny2hi4x5a5ihfsnva7zrxxuwhpwf724ehzekhgaze2u3ugq5b7q._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:bmr1 rat spyware stealer trojan

Link:

https://tria.ge/reports/221121-tsg8dscd9w/

Behaviour

Modifies Internet Explorer settings

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

Checks computer location settings

Loads dropped DLL

Reads user/profile data of web browsers

Blocklisted process makes network request

Formbook

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.65

Link:

https://yomi.yoroi.company/submissions/6371a3a397e83a83964da83f98def4b1df62ff5c21f2451cc0c9354dd0d0e87f

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.