MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91cdf1387d40778489048144954f9c8c53cc419772f56e61f0f35a2b6d15d198. 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

AgentTesla

Vendor detections: 7

Intelligence 7 IOCs YARA 6 File information Comments

SHA256 hash:	91cdf1387d40778489048144954f9c8c53cc419772f56e61f0f35a2b6d15d198
SHA3-384 hash:	a8af2886e57d948e30b83ea8febd0184cf5660d69af587efc648d389542c07f4d8c914c7d4657faf86836caa8b802b37
SHA1 hash:	1ad48db32c986a2c4405e5c52f3796183cc050b5
MD5 hash:	4baf13042e339f4c202ab8378574d2a6
humanhash:	hawaii-mango-september-fifteen
File name:	payment slip & voucher.pdf.z
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	613'080 bytes
First seen:	2023-11-17 06:52:12 UTC
Last seen:	2023-11-17 07:09:34 UTC
File type:	z
MIME type:	application/x-rar
ssdeep	12288:WBW1z0GTbBF9vh9VQCM5WTdXp2g7Wk5iWf3NWq74XJ2Ljndo:91gibBTLu14dXQEia7Za
TLSH	T1FCD423CA5BE5C2395032447C433DDE4CE0A59E9673A547D10EEB15E019ED2782ABFE31
TrID	61.5% (.RAR) RAR compressed archive (v5.0) (8000/1) 38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter	cocaman
Tags:	AgentTesla payment z

cocaman

Malicious email (T1566.001)
From: "Reflex Cash Management System RHB Bank Berhad <reflex.support@rhbgroup.com>" (likely spoofed)
Received: "from rhbgroup.com (unknown [185.222.58.76]) "
Date: "16 Nov 2023 19:18:36 +0100"
Subject: "Payment Receipt Notification"
Attachment: "payment slip & voucher.pdf.z"

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:	payment slip & voucher.pdf.exe
File size:	744'960 bytes
SHA256 hash:	b68d03062282d38f52d9c19540ec2e1ec85eb501fac42d5ac64c4f77b1e087c1
MD5 hash:	ff6d48f8b550eca5b793a8cdafb9c689
MIME type:	application/x-dosexec
Signature	AgentTesla

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.28929.RarHeur.UNOFFICIAL

Sanesecurity.Rogue.0hr.20231116-1239.UNOFFICIAL

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

masquerade packed

Link:

https://www.filescan.io/uploads/65570dce2a052d4666cdcb77/reports/ccc0a0ef-bae9-43be-9da7-e5205dc70a5c/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/91cdf1387d40778489048144954f9c8c53cc419772f56e61f0f35a2b6d15d198

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/91cdf1387d40778489048144954f9c8c53cc419772f56e61f0f35a2b6d15d198/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2023-11-16 08:33:02 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

20 of 36 (55.56%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=shg7cod5ib3yjcieqfcjkt44rrj4yqmxol2w4ypq6nncw3iv2gma._file

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/91cdf1387d40778489048144954f9c8c53cc419772f56e61f0f35a2b6d15d198

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:	AgentTesla_DIFF_Common_Strings_01 Create hunting rule
Author:	schmidtsz
Description:	Identify partial Agent Tesla strings

Rule name:	NET 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_RAR_with_PDF_Script_Obfuscation Create hunting rule
Author:	Florian Roth (Nextron Systems)
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