MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d38b455bd9233afd2eccd4011b198f2213453a9f4136fded3261292b08ca5903. 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: 6

Intelligence 6 IOCs YARA 1 File information Comments

SHA256 hash:	d38b455bd9233afd2eccd4011b198f2213453a9f4136fded3261292b08ca5903
SHA3-384 hash:	a1aa62df4dcf3fff8f8634a2470e4b53c95d712ed8eafb8902fefb8163fd18d08544bf7819450922f8c998060530d86c
SHA1 hash:	1f1b17f4b74ee1661496a1ca3992f2f512cc3b7d
MD5 hash:	facea173445079ae066216ba91319520
humanhash:	lithium-neptune-mountain-sixteen
File name:	REVISED INV..xls
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	389'120 bytes
First seen:	2020-08-14 10:23:54 UTC
Last seen:	Never
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	6144:xk3hOdsylKlgryzc4bNhZF+E+W2knR+AqmFkM9lz2KE8hBdLVoo5z9Nn/FDC5GVq:U5kMHq/8oo5ztOcVLEP9iYtHliEM9fGa
TLSH	A38412A4B2D9CA53CA4B2375CCD243D9F622FC62A78383473798F62947323C44A57756
Reporter	abuse_ch
Tags:	AgentTesla xls Yahoo

abuse_ch

Malspam distributing AgentTesla:

HELO: sonic316-8.consmr.mail.gq1.yahoo.com
Sending IP: 98.137.69.32
From: Asim qayyum <western_express@yahoo.com>
Subject: REVISED INV.
Attachment: REVISED INV..xls

AgentTesla payload URL:
http://13.234.238.111/gh/220187.exe

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.VBS.Downloader-37.UNOFFICIAL

TwinWave.EvilDoc.FormbookClamAVTrivaMurderParty.20200731.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file

Creating a file in the %temp% subdirectories

Running batch commands

Launching a process

Sending an HTTP GET request

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Creating a process from a recently created file

Enabling autorun by creating a file

Result

Threat name:

Unknown

Detection:

malicious

Classification:

n/a

Score:

52 / 100

Link:

https://www.joesandbox.com/analysis/429416

Signature

Document contains an embedded VBA with functions possibly related to ADO stream file operations

Document contains an embedded VBA with functions possibly related to HTTP operations

Machine Learning detection for sample

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d38b455bd9233afd2eccd4011b198f2213453a9f4136fded3261292b08ca5903/

Threat name:

Script-Macro.Downloader.Obfuser

Status:

Malicious

First seen:

2020-08-14 10:25:05 UTC

AV detection:

18 of 29 (62.07%)

Threat level:

3/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=2ofukw6zem5p2lwm2qarwgmpeijukou7ie3p33jsmeuswcgklebq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/200814-rdpem1yyna/

Behaviour

Suspicious Office macro

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

Threat name:

DriveBy Activity

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/d38b455bd9233afd2eccd4011b198f2213453a9f4136fded3261292b08ca5903

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.