MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df97a31515a7737f062cd6c43a4931f18518b157f33935c9720476d83fb5ab0f. 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: df97a31515a7737f062cd6c43a4931f18518b157f33935c9720476d83fb5ab0f
SHA3-384 hash: 830374a4307206b5beb20a9ed547e0b524cbe918d7d38e72dedc0315bc52a95b6f0df182f1ed5d9695617aad77908ede
SHA1 hash: f9802cebb533ccc9e8d29bf3eb2d0bed0fbd8174
MD5 hash: 8b189687812a197fb8bbba1e962aecf6
humanhash: equal-minnesota-fourteen-winner
File name:inquiry_Order_sep_2020_0000038482,pdf.exe
Download: download sample
Signature AgentTesla
File size:693'248 bytes
First seen:2020-09-02 06:13:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:ViWj8N5q6EamhLqlLbEaGFkp3GaMAURp7kwCS/S5INh:YcLPLqGVUKCwtS6N
Threatray 10'533 similar samples on MalwareBazaar
TLSH 1CE4F050B2AA8B8BDDF657F5049FB45003B2286FA0B0D21E5CCA75DE69F33521167E0B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: kxv0.wiamxvii.ml
Sending IP: 128.199.17.214
From: Ursula Schiele <ursula.schielee@wiamxvii.ml>
Subject: Rice Order Inquiry
Attachment: inquiry_Order_sep_2020_0000038482,pdf.zip (contains "inquiry_Order_sep_2020_0000038482,pdf.exe")

AgentTesla SMTP exfil server:
mail.spamora.net:587

AgentTesla SMTP exfil email address:
sales@jiqdyi.com

Intelligence


File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-09-02 05:24:49 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer trojan spyware family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
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 df97a31515a7737f062cd6c43a4931f18518b157f33935c9720476d83fb5ab0f

(this sample)

  
Delivery method
Distributed via e-mail attachment

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