MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1585d935d47ff234d4b9a71e4f30d0731677d06f430894496c58153011bb90b7. 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: 9

Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash:	1585d935d47ff234d4b9a71e4f30d0731677d06f430894496c58153011bb90b7
SHA3-384 hash:	f0f55c722da90ff870cb206beab41e137693ca2ef97cf081df1fdf4efca7159595215e9476ac3d52812b78c2e4aa827c
SHA1 hash:	b7815150d40c9caaed7ff338b3f2864b3ade1a2f
MD5 hash:	d1c3278d317750fbd5a9dcae7de2e27c
humanhash:	bakerloo-arizona-fix-nineteen
File name:	gunzipped
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	579'072 bytes
First seen:	2020-07-16 08:00:00 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep	12288:/nkYj2k4zUdXyefpjuenmXngK3FGjGHv5t3OZBe7lzJaV4tkpxKwbLj:8YvX5JuOXKVVP5Yj0l
Threatray	11'116 similar samples on MalwareBazaar
TLSH	34C4AEDC3550719EC90F8D768964DC70AA202C66F7FBD20263C36E9F793D697DA012A2
Reporter	abuse_ch
Tags:	AgentTesla

abuse_ch

Malspam distributing AgentTesla:

HELO: mail0.310.biniomunidos.ml
Sending IP: 45.125.66.116
From: Court Of Justice <noreply@biniomunidos.ml>
Subject: Re: Court Order
Attachment: Court Order_PDF.gz (contains "gunzipped")

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

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/26491/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Using the Windows Management Instrumentation requests

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/389429

Signature

Found malware configuration

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Mail credentials (via file access)

Yara detected AgentTesla

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/1585d935d47ff234d4b9a71e4f30d0731677d06f430894496c58153011bb90b7/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-16 06:11:07 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=cwc5snoup7zdjvfzu4pe6mgqomlhpudpimejislmlaktaen3sc3q._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

17a6854b9d7de26d3c70352b1a5fe59aeb25abd75c57902950278569bac64f78

AgentTesla

522611d9bc8c8a566e73a6c1126e01da0814748e422fce48805949c152408868

AgentTesla

532b875f09991cdf7b57db59f0f7aa579d49b229d65ad1ace9f67bf6ffc7bca5

AgentTesla

5f2517598649fe78e58966a15e9fea89e43ee57aa0ad6b779ef18be53eb39a2b

AgentTesla

6737a73c3d70c5df327bbba6c8eb3769f6da5bf8e90a87a1e3a4c2de29b5408a

AgentTesla

7de0526b8356dc1047388b5958ffb3e6ebdd38e48565c2544fc568dae0fa33ef

AgentTesla

d64ac90e87e3bb79fcf3c6285e9c0060b709ac891efb053c78dad54477135adb

AgentTesla

dbdf8847c3248a7b5df69d597b6da2163be990721ab221f5e114ac04d1b29eac

AgentTesla

f1dce00c5aa4c6e5023465e1909245114db371694b703c291bdd29de9e7806a8

AgentTesla

+ 11'106 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

spyware keylogger trojan stealer family:agenttesla evasion

Link:

https://tria.ge/reports/200716-lfya7q7sxe/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetThreadContext

Maps connected drives based on registry

Reads user/profile data of local email clients

Checks BIOS information in registry

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Looks for VMWare Tools registry key

Looks for VirtualBox Guest Additions in registry

AgentTesla

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