MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 32c664846e4fa575116c7f7c726557f807ae22d24a44d812db1ad943b3afacff. 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 1 File information Comments

SHA256 hash:	32c664846e4fa575116c7f7c726557f807ae22d24a44d812db1ad943b3afacff
SHA3-384 hash:	ea5e54b446fbe51e6914056dc8818c33d208ce4a46005176de3b76ca9646b7aa863eb70be4f25b6c9dfc2e6fafdee784
SHA1 hash:	4503ce96610aa918d0195a5363784e6b8baa2b1c
MD5 hash:	d9429038e84a9ca02f1b9e955b80e9d5
humanhash:	uncle-single-nitrogen-berlin
File name:	RFQ Geres Malaysia.xlsx
Download:	download sample
Signature	Formbook Create hunting rule
File size:	762'368 bytes
First seen:	2020-08-18 12:40:48 UTC
Last seen:	Never
File type:	xlsx
MIME type:	application/encrypted
ssdeep	12288:2Os7n6yZr70SYJjIiy5oJBqQtu/YhSi9impxJh0M8SAc7HmL0rzgmT:vs76I70JJjIT5G+/YhDAmLx77GorzgQ
TLSH	78F4230EFD5ECE97CA1369B6D8EB9E50301AFC2F574AEB332295F14B94307B66856400
Reporter	abuse_ch
Tags:	FormBook xlsx

abuse_ch

Malspam distributing Formbook:

HELO: aomail3.emirates.net.ae
Sending IP: 195.229.241.84
From: Clémentine LARATTE <c.laratte@geres.eu>
Subject: Inquiry From Geres Malaysia
Attachment: RFQ Geres Malaysia.xlsx

FormBook payload URL:
http://smlflstdyeconsultationlifesecurecen1ter.duckdns.org/smldoc/regasm.exe

FormBook C2:
http://www.ranges-xx.com/uts2/

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

PUA.Doc.Packed.EncryptedDoc-6563700-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a process

DNS request

Creating a file in the %AppData% directory

Launching cmd.exe command interpreter

Deleting a recently created file

Setting browser functions hooks

Sending an HTTP GET request

Launching a file downloaded from the Internet

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Creating a process from a recently created file

Unauthorized injection to a system process

Unauthorized injection to a browser process

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/32c664846e4fa575116c7f7c726557f807ae22d24a44d812db1ad943b3afacff/

Threat name:

Document-Office.Trojan.Ymacco

Status:

Malicious

First seen:

2020-08-18 05:55:01 UTC

AV detection:

12 of 29 (41.38%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=gldgjbdoj6sxkelmp56hezkx7ad24iwsjjcnqew3dlmuhm5pvt7q._file

Result

Malware family:

formbook

Score:

10/10

Tags:

rat spyware trojan stealer family:formbook persistence

Link:

https://tria.ge/reports/200818-adb638dpe6/

Behaviour

Launches Equation Editor

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Drops file in Program Files directory

Suspicious use of SetThreadContext

Loads dropped DLL

Reads user/profile data of web browsers

Uses the VBS compiler for execution

Adds policy Run key to start application

Blacklisted process makes network request

Executes dropped EXE

Formbook Payload

Formbook

Malware Config

C2 Extraction:

http://www.ranges-xx.com/uts2/

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/32c664846e4fa575116c7f7c726557f807ae22d24a44d812db1ad943b3afacff

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.