MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a31924a3f39126f3f253c75ea5b787a4756b885828916ff5bd5b1c9ca9b95c59. 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 1 File information Comments

SHA256 hash: a31924a3f39126f3f253c75ea5b787a4756b885828916ff5bd5b1c9ca9b95c59
SHA3-384 hash: 11951d3552f2c664157dfbb89379a7128650571a2dec4639b68d729020fc8422b82361277de02ac0134380230ab53931
SHA1 hash: 5bb2807519c91309121d91c019575c18f8b83b2d
MD5 hash: 9ee7860970dda59e4eb23bb9bb010bf5
humanhash: mike-arkansas-victor-kitten
File name:9ee7860970dda59e4eb23bb9bb010bf5.exe
Download: download sample
Signature AgentTesla
File size:37'200 bytes
First seen:2021-04-19 17:18:09 UTC
Last seen:2021-04-19 18:26:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:sp1TidWSB3+WiLb+NaxF0V+/GsdYG+o3Wg4NiFC7SpqoGu7zJYoRuEgjK2FLd6Th:lWSBhNaxF0vAuo3h4Z21nJYAuEgTsh
Threatray 4'045 similar samples on MalwareBazaar
TLSH F5F2A45A10A47154E5A709742D66FD383B38AB755880E14EF476860CCF81BBB78ECCEE
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
101
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9ee7860970dda59e4eb23bb9bb010bf5.exe
Verdict:
Malicious activity
Analysis date:
2021-04-19 17:50:39 UTC
Tags:
dtloader loader trojan rat agenttesla

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Unauthorized injection to a recently created process
Adding an access-denied ACE
Creating a window
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending an HTTP GET request to an infection source
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Contains functionality to hide a thread from the debugger
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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 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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 392653 Sample: cLQd2QVOWu.exe Startdate: 19/04/2021 Architecture: WINDOWS Score: 100 40 mail.orienttech.com.qa 2->40 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Yara detected AgentTesla 2->56 58 2 other signatures 2->58 8 cLQd2QVOWu.exe 15 4 2->8         started        12 Nwefile.exe 3 2->12         started        14 Nwefile.exe 2->14         started        signatures3 process4 dnsIp5 42 mmwrlridbhmibnr.ml 172.67.220.147, 49735, 80 CLOUDFLARENETUS United States 8->42 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->60 62 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->62 64 Hides threads from debuggers 8->64 16 cLQd2QVOWu.exe 2 5 8->16         started        20 cmd.exe 1 8->20         started        66 Machine Learning detection for dropped file 12->66 68 Injects a PE file into a foreign processes 12->68 70 Contains functionality to hide a thread from the debugger 12->70 22 cmd.exe 1 12->22         started        24 WerFault.exe 23 9 12->24         started        26 Nwefile.exe 2 12->26         started        signatures6 process7 file8 36 C:\Users\user\AppData\Roaming\...36wefile.exe, PE32 16->36 dropped 38 C:\Users\user\...38wefile.exe:Zone.Identifier, ASCII 16->38 dropped 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->44 46 Tries to steal Mail credentials (via file access) 16->46 48 Tries to harvest and steal ftp login credentials 16->48 50 2 other signatures 16->50 28 conhost.exe 20->28         started        30 timeout.exe 1 20->30         started        32 conhost.exe 22->32         started        34 timeout.exe 1 22->34         started        signatures9 process10
Gathering data
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information


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

Web download

AgentTesla

Executable exe a31924a3f39126f3f253c75ea5b787a4756b885828916ff5bd5b1c9ca9b95c59

(this sample)

  
Delivery method
Distributed via web download

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