MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e665f49e63422d412f78bd2980c182f839f6c8263af876721623369589be796a. 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:	e665f49e63422d412f78bd2980c182f839f6c8263af876721623369589be796a
SHA3-384 hash:	018dd7f0e7026f491d817f96b576c3abe3cfd1255a970379d6b377f699d705488800f140d207844aebbd4472be851691
SHA1 hash:	fbbb84e30db45aef32d7ae149a049e18e44e24a2
MD5 hash:	417fb7df24a53a7508b51fe068a1ea39
humanhash:	one-wisconsin-uniform-potato
File name:	shipping advice#202207.zip
Download:	download sample
Signature	Formbook Create hunting rule
File size:	424'642 bytes
First seen:	2022-06-20 12:03:45 UTC
Last seen:	Never
File type:	zip
MIME type:	application/zip
ssdeep	12288:daQqbEXUub0blSvbLWoICPrLt8REDCfz1VV2hb:x0bgvFP4d2
TLSH	T1A69423B4D43719885BCBDAFD3F2E5542FA98DB3D54B25AC9833D02660439486EA9F303
TrID	80.0% (.ZIP) ZIP compressed archive (4000/1) 20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter	cocaman
Tags:	FormBook Shipping zip

cocaman

Malicious email (T1566.001)
From: "Llly Chang<jysc123@163.com>" (likely spoofed)
Received: "from 163.com (unknown [180.214.236.254]) "
Date: "20 Jun 2022 04:26:21 -0700"
Subject: "=?UTF-8?B?5Zue5aSNOiBSRTogUHJlIGFsZXJ0IC8vIE1CTCNDTlhUMDE3NTgxIEhCTCMgTlBUMjIwMTAxMzU1IC8vIENvbnRhaW5lciBOTyNGWExVMTkyOTY3MSAvLyAxKjQwSFEgLy8gU0ggVE8gTEE=?="
Attachment: "shipping advice#202207.zip"

Intelligence

File Origin

# of uploads :

# of downloads :

181

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.W32.AIDetectNet.01.21877.17804.UNOFFICIAL

Verdict:

No Threat

Threat level:

2/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/62b06238089037784529a288/reports/80e28529-f686-4360-9c9b-70561b5ff444/overview

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/e665f49e63422d412f78bd2980c182f839f6c8263af876721623369589be796a

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/e665f49e63422d412f78bd2980c182f839f6c8263af876721623369589be796a/

Threat name:

ByteCode-MSIL.Trojan.FormBook

Status:

Malicious

First seen:

2022-06-20 10:57:02 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

19 of 26 (73.08%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4zs7jhtdiiwucl3yxuuybqmc7a47nsbghl4hm4qwem3jlcn6pfva._file

Result

Malware family:

xloader

Score:

10/10

Tags:

family:formbook family:xloader campaign:sdzp evasion loader persistence rat spyware stealer suricata trojan

Link:

https://tria.ge/reports/220620-n8k2bschgp/

Behaviour

Creates scheduled task(s)

Gathers network information

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

System policy modification

Enumerates physical storage devices

Drops file in Program Files directory

Suspicious use of SetThreadContext

Maps connected drives based on registry

Checks BIOS information in registry

Checks computer location settings

Deletes itself

Reads user/profile data of web browsers

Adds policy Run key to start application

Looks for VMWare Tools registry key

Looks for VirtualBox Guest Additions in registry

Xloader Payload

Formbook

Xloader

suricata: ET MALWARE FormBook CnC Checkin (GET)

suricata: ET MALWARE FormBook CnC Checkin (POST) M2

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/e665f49e63422d412f78bd2980c182f839f6c8263af876721623369589be796a

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:	exploit_any_poppopret Create hunting rule
Author:	Jeff White [karttoon@gmail.com] @noottrak
Description:	Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.