MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18d273f276cb2c9d1a3cded2d775b20cb5eb68ed232b6f126225f0ba642c6fed. 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 18 File information Comments

SHA256 hash:	18d273f276cb2c9d1a3cded2d775b20cb5eb68ed232b6f126225f0ba642c6fed
SHA3-384 hash:	1e827556527210d34bf4553c4470639c5446eb9f01b9e07d7e2ef121b8bf7d5d2c18c716fe1814ced7dca27385ebe3c2
SHA1 hash:	3bcfb1ca38ad5d42f8281809f7414b6d44f65bfa
MD5 hash:	a30ef816bce43896b87dc946f00c0d75
humanhash:	five-early-pennsylvania-sink
File name:	Invoice.r15
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	779'002 bytes
First seen:	2024-04-26 09:40:55 UTC
Last seen:	2024-04-26 09:41:56 UTC
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:wC9PqQhackSvdk21U5QDmbwAWE6fPcibc1Zch6a0dyY1TmZE/AJJNSIhdW3mC:wwTaTSvdb1kbwVfpbc1ZcUa0d91TP4JW
TLSH	T1B2F423FBB41FEA71908B1B3BF83944456A474C0B365303847DA88985D890BB7EB93D4B
TrID	58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1) 41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter	cocaman
Tags:	AgentTesla INVOICE payment r15 rar

cocaman

Malicious email (T1566.001)
From: ""Accounts Dept" <gopi@alangroups.com >" (likely spoofed)
Received: "from alangroups.com (unknown [91.218.14.62]) "
Date: "26 Apr 2024 06:58:49 +0300"
Subject: "RE: Payment For Outstanding Invoices"
Attachment: "Invoice.r15"

Intelligence

File Origin

# of uploads :

# of downloads :

120

Origin country :

File Archive Information

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

File name:	Invoice.exe
File size:	841'728 bytes
SHA256 hash:	e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf
MD5 hash:	df0a67f2a0c162c5a5dee0a8fcd8ab22
MIME type:	application/x-dosexec
Signature	AgentTesla

Vendor Threat Intelligence

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

masquerade packed

Link:

https://www.filescan.io/uploads/662b76af75339da04fa0bb6b/reports/7178cb34-9169-40fa-9b83-2af726c1d2b2/overview

Verdict:

Suspicious

Labled as:

Mal/DrodRar

Link:

https://www.hybrid-analysis.com/sample/18d273f276cb2c9d1a3cded2d775b20cb5eb68ed232b6f126225f0ba642c6fed

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/18d273f276cb2c9d1a3cded2d775b20cb5eb68ed232b6f126225f0ba642c6fed/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2024-04-26 04:40:34 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ddjhh4twzmwj2gr433jno5nsbs26w2hnemvw6etcexyluzbmn7wq._file

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

Threat name:

Malicious File

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/18d273f276cb2c9d1a3cded2d775b20cb5eb68ed232b6f126225f0ba642c6fed

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:	AgentTeslaV3 Create hunting rule
Author:	ditekshen
Description:	AgentTeslaV3 infostealer payload

Rule name:	AgentTeslaV5 Create hunting rule
Author:	ClaudioWayne
Description:	AgentTeslaV5 infostealer payload

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many file transfer clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers

Rule name:	malware_Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

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:	Windows_Generic_Threat_9f4a80b2 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla