MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 725bdff33e272437ebea9f4b775441e7360f0a52193aee1471966c504eabe9f6. 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 7 File information Comments

SHA256 hash:	725bdff33e272437ebea9f4b775441e7360f0a52193aee1471966c504eabe9f6
SHA3-384 hash:	61e363fc022e84007b32d29088d00955bf6f5c21df0d8fcc1b01a406922eff9b062fc0fb97f8eb432e67e9607169e278
SHA1 hash:	f31f32c967dac4f9cdc67b4459699d806e36e871
MD5 hash:	7808b3979d9d45c5d260e9f771050904
humanhash:	avocado-friend-red-carolina
File name:	Request For Price and Availability_PDF____.iso
Download:	download sample
Signature	Formbook Create hunting rule
File size:	628'736 bytes
First seen:	2023-08-30 18:13:19 UTC
Last seen:	2023-08-30 18:34:41 UTC
File type:	iso
MIME type:	application/x-iso9660-image
ssdeep	12288:Sud04ufv0zINbr57FQ6gUNYitOrlrFpIrlO+A:Xd+f3BQ6gUGVlrgr
TLSH	T1D3D4234166FA8F65D8E94BF851F0EA1B873B63B46639F64F75BC82D44363340C012B9A
TrID	99.5% (.NULL) null bytes (2048000/1) 0.2% (.ATN) Photoshop Action (5007/6/1) 0.1% (.ISO) ISO 9660 CD image (2545/36/1) 0.0% (.BIN/MACBIN) MacBinary 1 (1033/5) 0.0% (.ABR) Adobe PhotoShop Brush (1002/3)
Reporter	cocaman
Tags:	FormBook iso

cocaman

Malicious email (T1566.001)
From: "=?UTF-8?B?R8O8bnRoZXIgSEVJTlo=?= <marketing@zeal-services.com>" (likely spoofed)
Received: "from zeal-services.com (unknown [185.222.58.228]) "
Date: "28 Aug 2023 21:03:56 +0200"
Subject: "Request For Price and Availability"
Attachment: "Request For Price and Availability_PDF____.iso"

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

File Archive Information

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

File name:	Request For Price and Availability_PDF____.exe
File size:	567'296 bytes
SHA256 hash:	3c37386f3be133776e9754f751b88396a17d0030105646d373e82e8e0a79fe3c
MD5 hash:	7247c2f218df48a7bd824f33f86b1760
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Foxhole.Iso_pdf.UNOFFICIAL

Porcupine.Malware.58887.UNOFFICIAL

SecuriteInfo.com.Trojan.DownLoaderNET.710.3447.5929.UNOFFICIAL

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

context-iso packed

Link:

https://www.filescan.io/uploads/64ef86eb7444d2eb09f37820/reports/6efe0363-2c0e-400c-b313-aaf2d2650855/overview

Verdict:

Malicious

Labled as:

Mal_GENISO

Link:

https://www.hybrid-analysis.com/sample/725bdff33e272437ebea9f4b775441e7360f0a52193aee1471966c504eabe9f6

Result

Verdict:

MALICIOUS

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/725bdff33e272437ebea9f4b775441e7360f0a52193aee1471966c504eabe9f6/

Threat name:

Win32.Trojan.Leonem

Status:

Malicious

First seen:

2023-08-28 10:57:40 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

21 of 38 (55.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ojn574z6e4sdp27kt5fxovcb443a6cssde5o4fdrszwfatvl5h3a._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:gg62 rat spyware stealer trojan

Link:

https://tria.ge/reports/230830-xjm9tsaa42/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Deletes itself

Formbook payload

Formbook

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/725bdff33e272437ebea9f4b775441e7360f0a52193aee1471966c504eabe9f6

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:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	SUSP_EXE_in_ISO Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects ISO files that contains an Exe file. Does not need to be malicious
Reference:	Internal Research