MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71db72fdf67af76d080be2a30e8492469b63a48023286aa72ed83a322b45bfe1. 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: 71db72fdf67af76d080be2a30e8492469b63a48023286aa72ed83a322b45bfe1
SHA3-384 hash: 5a3e5a92daca82b1d2e1c9e356d7dd0b2c653be3c53554cdd8afbb42e5aa2621b5e2b7a6716ad7d4606e06e1283a25eb
SHA1 hash: b5e1ab1f76993f5dc99d7d647ac1b69cc29eb37f
MD5 hash: 5cc16d69a5305ad91a8d5c6986313589
humanhash: diet-burger-bravo-solar
File name:USD44,680.85 Payment against invoice 16.07.2020.PDF.exe
Download: download sample
Signature AgentTesla
File size:740'864 bytes
First seen:2020-07-16 08:57:51 UTC
Last seen:2020-07-16 10:05:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 43309ea2a58cc907a1eac62d43593a97 (2 x AgentTesla, 2 x RemcosRAT, 2 x AZORult)
ssdeep 12288:PSuKv+hOQIDG34kh/W18XFEFvhTcZ3ghFSfzwq/BhV1oz:KHhnbaFXFENKZ3Lzwq/BT1oz
Threatray 11'325 similar samples on MalwareBazaar
TLSH 95F49F62F2B05432D163267D5C1B9B78583BBE1039285A476BF77D0CAF39342396B293
Reporter abuse_ch
Tags:AgentTesla exe HSBC


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: 150-95-112-115.conoha.io
Sending IP: 150.95.112.115
From: Paul Hooker - Accounts Dept HSBC<paul.hooker@gmail.com>
Subject: Payment Advice Note From 16.07.2020
Attachment: USD44,680.85 Payment against invoice 16.07.2020.PDF.iso (contains "USD44,680.85 Payment against invoice 16.07.2020.PDF.exe")

AgentTesla SMTP exfil server:
mail.alhaseebcorp.com:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Using the Windows Management Instrumentation requests
Reading critical registry keys
Launching a service
Creating a file
Creating a window
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun with Startup directory
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Contains functionality to inject code into remote processes
Delayed program exit found
Drops VBS files to the startup folder
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
Sigma detected: Suspicious Double Extension
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 246935 Sample: USD44,680.85 Payment agains... Startdate: 19/07/2020 Architecture: WINDOWS Score: 100 31 Found malware configuration 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected AgentTesla 2->35 37 8 other signatures 2->37 7 USD44,680.85 Payment against invoice 16.07.2020.PDF.exe 2->7         started        10 wscript.exe 1 2->10         started        process3 signatures4 39 Writes to foreign memory regions 7->39 41 Allocates memory in foreign processes 7->41 43 Maps a DLL or memory area into another process 7->43 45 Queues an APC in another process (thread injection) 7->45 12 USD44,680.85 Payment against invoice 16.07.2020.PDF.exe 2 7->12         started        16 notepad.exe 1 7->16         started        18 USD44,680.85 Payment against invoice 16.07.2020.PDF.exe 10->18         started        process5 dnsIp6 27 alhaseebcorp.com 81.19.215.4, 49732, 587 BANDWIDTH-ASGB United Kingdom 12->27 29 mail.alhaseebcorp.com 12->29 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->47 49 Tries to steal Mail credentials (via file access) 12->49 51 Tries to harvest and steal ftp login credentials 12->51 53 Tries to harvest and steal browser information (history, passwords, etc) 12->53 55 Drops VBS files to the startup folder 16->55 57 Delayed program exit found 16->57 59 Writes to foreign memory regions 18->59 61 Allocates memory in foreign processes 18->61 63 Maps a DLL or memory area into another process 18->63 20 notepad.exe 1 18->20         started        23 USD44,680.85 Payment against invoice 16.07.2020.PDF.exe 18->23         started        signatures7 process8 file9 25 C:\Users\user\AppData\...\werewolf.vbs, ASCII 20->25 dropped
Threat name:
Win32.Infostealer.Fareit
Status:
Malicious
First seen:
2020-07-16 08:59:07 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx spyware keylogger trojan stealer family:agenttesla
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Drops startup file
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
UPX packed file
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
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 71db72fdf67af76d080be2a30e8492469b63a48023286aa72ed83a322b45bfe1

(this sample)

  
Delivery method
Distributed via e-mail attachment

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