MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a276de4f47aa77187c43dcd49829b43dd48934e22e6f558435ca4f3e1abc45c. 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: 4

Intelligence 4 IOCs YARA 4 File information Comments

SHA256 hash:	3a276de4f47aa77187c43dcd49829b43dd48934e22e6f558435ca4f3e1abc45c
SHA3-384 hash:	35216235f3eefd86f2c97595eae93c22f3329d807ae868228c571318f9975e4e85310ffee67eb51961f5e45259faaa55
SHA1 hash:	de84d88411ff1c121fadc1ae2a9ddb172d2c773c
MD5 hash:	3be3a0513b96fc1389aae03ab13c38fd
humanhash:	social-nuts-carolina-nevada
File name:	VSL Q88.xlsm
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	49'382 bytes
First seen:	2020-06-26 08:06:48 UTC
Last seen:	2020-06-26 10:43:34 UTC
File type:	xlsm
MIME type:	application/octet-stream
ssdeep	1536:mFc/WWKVzCmZeB5A3wPRPV2Zw0nIcjELcb8Y:kpHZIA3wZdsw0n9gY
TLSH	1C23CF24D6071194C71A3BBC065453A3B915F80ACE92AF8BFE8883581C8FC7909BFB5D
Reporter	abuse_ch
Tags:	AgentTesla xlsm

abuse_ch

Malspam distributing AgentTesla:

HELO: platinship.net
Sending IP: 88.218.16.214
From: PLATIN SHIPPING & TRADING CO. / ISTANBUL<operation@platinship.net>
Subject: MV DA TONG YUN VOY 45 TBN
Attachment: VSL Q88.xlsm

AgentTesla paylod URL:
http://192.3.31.220/heJAzvK0GscghfR.exe

AgentTesla SMTP exfil server:
mail.big3lex.xyz:587

AgentTesla SMTP exfil email address:
jojo@big3lex.xyz

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

TwinWave.EvilDoc.ExcelSploitPlainSong.20200420.UNOFFICIAL

SecuriteInfo.com.JS.Downloader-24.UNOFFICIAL

SecuriteInfo.com.VBS.Agent-25.UNOFFICIAL

MiscreantPunch.EvilDoc.Exploit.2017-11882.M3.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Moving a file to the %temp% directory

Deleting a recently created file

Running batch commands

Launching the default Windows debugger (dwwin.exe)

Connection attempt

Creating a file

Running batch commands by exploiting the app vulnerability

Creating a process from a recently created file

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/3a276de4f47aa77187c43dcd49829b43dd48934e22e6f558435ca4f3e1abc45c/

Threat name:

Document-Word.Exploit.CVE-2017-11882

Status:

Malicious

First seen:

2020-06-26 08:08:05 UTC

AV detection:

19 of 31 (61.29%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=hitw3zhupktxdb6ehxgutau3ipoure2oeltpkwcdlssphynlyroa._file

Result

Malware family:

n/a

Score:

10/10

Tags:

spyware

Link:

https://tria.ge/reports/200626-atx5qcxwwe/

Behaviour

Suspicious use of WriteProcessMemory

Script User-Agent

NTFS ADS

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Creates scheduled task(s)

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Launches Equation Editor

Office loads VBA resources, possible macro or embedded object present

Suspicious use of SetThreadContext

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Blacklisted process makes network request

Executes dropped EXE

Process spawned unexpected child process

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

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_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	CAP_HookExKeylogger Create hunting rule
Author:	Brian C. Bell -- @biebsmalwareguy
Reference:	https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar