MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85178252374505355b028d3e77399d2575d7a94879ab2e629e93da200d102520. 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: 7

Intelligence 7 IOCs YARA 1 File information Comments

SHA256 hash:	85178252374505355b028d3e77399d2575d7a94879ab2e629e93da200d102520
SHA3-384 hash:	d22fcb1eb3ace1c486268308b96e4fec0229df121a9f20e22e1f7eb0a8bc64455fcdab409656f09ee5e0328737055abc
SHA1 hash:	0c780cfc05de7b8b088b8c54875a2dd8ccee0695
MD5 hash:	3712941691bb0ecdacc873007d78fc2b
humanhash:	ack-burger-texas-violet
File name:	3712941691bb0ecdacc873007d78fc2b.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	814'592 bytes
First seen:	2020-08-03 13:38:33 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	12288:hHX8kT0DEyqQyxYJQeHzuFDZ70VO4oFn:hHLTVL2k
Threatray	615 similar samples on MalwareBazaar
TLSH	BE055C3AB843C034D47946B091785AC7B5293AAA3B518A5FB3D7034C5F534ABBB1722F
Reporter	abuse_ch
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/37875/

Detection(s):

Win.Malware.Formbook-7399661-0

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Creating a file

Sending a UDP request

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/408006

Signature

.NET source code contains very large array initializations

Malicious sample detected (through community Yara rule)

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/85178252374505355b028d3e77399d2575d7a94879ab2e629e93da200d102520/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-03 13:40:08 UTC

AV detection:

24 of 28 (85.71%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=qulyeurxiuctkwycru7hoom5ev25pkkipgvs4yu6spncadiqeuqa._file

Verdict:

unknown

Result

Malware family:

formbook

Score:

10/10

Tags:

rat family:formbook

Link:

https://tria.ge/reports/200803-cvtc33bc9j/

Behaviour

Formbook Payload

Formbook family

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

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/85178252374505355b028d3e77399d2575d7a94879ab2e629e93da200d102520

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.