MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 946365dc0ff0ff67754500dfc63e6c3ca2d942ab49a4dce043e7cf73cb6ce8cb. 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 3 File information Comments

SHA256 hash:	946365dc0ff0ff67754500dfc63e6c3ca2d942ab49a4dce043e7cf73cb6ce8cb
SHA3-384 hash:	8dfe2635d13d061d6a97a33b25afebc91398fd6209441ffed43abad0767b637cbc576bb043be6899b3a6919cc2705ba7
SHA1 hash:	020e272c74f9be24f8cbe00bd3331d9f4bce147c
MD5 hash:	a1fc2001949ca369e76b2ec04d92d363
humanhash:	cold-five-fifteen-nineteen
File name:	Pay-in-Dco.exe
Download:	download sample
Signature	FormBook Create hunting rule
File size:	333'312 bytes
First seen:	2020-06-24 07:37:02 UTC
Last seen:	2020-06-24 08:39:39 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:jc9xBuQtW2KJe5LWhwWY+HKLJmMNkuGhyy84HBTZEC7qqMsAQN1RltglTOPw5Mdw:j4BuQpqRtMR0ldrMsNvmtOrdNo
Threatray	77 similar samples on MalwareBazaar
TLSH	7B64E00A4336522CD46E6FF324FB01460B3B9F26683FC79D79B432696A737C519113AA
Reporter	abuse_ch
Tags:	exe FormBook Yahoo

abuse_ch

Malspam distributing FormBook:

HELO: sonic305-19.consmr.mail.sg3.yahoo.com
Sending IP: 106.10.241.82
From: joy sales <salejoy43@yahoo.com.sg>
Subject: FW: Payment Transfer
Attachment: Pay-in-Dco.rar (contains "Pay-in-Dco.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/13567/

Detection(s):

SecuriteInfo.com.Variant.Ursu.918880.16402.24308.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Using the Windows Management Instrumentation requests

Unauthorized injection to a recently created process

Launching a process

Launching cmd.exe command interpreter

Setting browser functions hooks

Unauthorized injection to a system process

Unauthorized injection to a browser process

Detection:

formbook

Link:

https://mwdb.cert.pl/sample/946365dc0ff0ff67754500dfc63e6c3ca2d942ab49a4dce043e7cf73cb6ce8cb/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-06-24 06:14:54 UTC

AV detection:

24 of 31 (77.42%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=srrwlxap6d7wo5kfadp4mptmhsrnsqvljgsnzycd47hxhs3m5dfq._file

Verdict:

suspicious

Result

Malware family:

n/a

Score:

7/10

Tags:

n/a

Link:

https://tria.ge/reports/200624-egqx6xzxp2/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetThreadContext

Deletes itself

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