MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 edca8a81cf317bfee1b549f6b3ece655d3a3595d179b253ae11bb8e96436bd05. 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 2 File information Comments

SHA256 hash:	edca8a81cf317bfee1b549f6b3ece655d3a3595d179b253ae11bb8e96436bd05
SHA3-384 hash:	3fe81fbaf09472714a1465eb26e123273fc934ba7f530a671de18e87fbdf6c2256f232ae5854b2f8fed1e79b39ed0de3
SHA1 hash:	4edab9d25b7791e2e52440a3e48dc8026d08fc28
MD5 hash:	d6e36bb85d98e9fcc7800cc2499ba2cd
humanhash:	grey-april-uniform-failed
File name:	RFQ - CP22037 Quotation for Materials #BSST-CP22670A-1.pdf.arj
Download:	download sample
Signature	Formbook Create hunting rule
File size:	702'110 bytes
First seen:	2022-04-05 06:33:27 UTC
Last seen:	Never
File type:	arj
MIME type:	application/x-rar
ssdeep	12288:uUQvNZ4Ax/Qj4QcJm4+cSBujyeX8y+aOJsyNuiATfZFklKH87Y0m8mZAuZLLn:bQvNZHNKhPzq18aqLcVUk8m5fn
TLSH	T184E423BC3EB9ED480D1AE51940E7ADE525249DD2F7C536CEC9BCF954A0426CF82930A8
Reporter	cocaman
Tags:	arj FormBook QUOTATION RFQ

cocaman

Malicious email (T1566.001)
From: "Gauri .G <info@impac-group.in>" (likely spoofed)
Received: "from impac-group.in (unknown [37.49.225.131]) "
Date: "5 Apr 2022 02:49:54 +0200"
Subject: "RFQ - CP22037 // Quotation for Materials #BSST-CP22670A-1"
Attachment: "RFQ - CP22037 Quotation for Materials #BSST-CP22670A-1.pdf.arj"

Intelligence

File Origin

# of uploads :

# of downloads :

191

Origin country :

n/a

Vendor Threat Intelligence

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

obfuscated packed

Link:

https://www.filescan.io/uploads/624be2e6aa7e43c6a6baa921/reports/06aeedd7-e7a7-4005-bb08-e2dc6760c455/overview

Result

Verdict:

MALICIOUS

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/edca8a81cf317bfee1b549f6b3ece655d3a3595d179b253ae11bb8e96436bd05/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2022-04-05 05:44:18 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

20 of 41 (48.78%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=5xfivaopgf575ynvjh3lh3hgkxj2gwk5c6nskoxbdo4oszbwxucq._file

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

Threat name:

Formbook

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/edca8a81cf317bfee1b549f6b3ece655d3a3595d179b253ae11bb8e96436bd05

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:	SUSP_RAR_with_PDF_Script_Obfuscation Create hunting rule
Author:	Florian Roth
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research

Rule name:	SUSP_RAR_with_PDF_Script_Obfuscation_RID34A4 Create hunting rule
Author:	Florian Roth
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research