MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb90611100b4768af8360f3866d0fd280e232c47ec1093105ad5d1f41731bf94. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments

SHA256 hash: cb90611100b4768af8360f3866d0fd280e232c47ec1093105ad5d1f41731bf94
SHA3-384 hash: 05b7975c9df9383b175c558f69ef32223bd3d7066ed7dec70abac9cdfbe90e7f3b7f40481659aae4612733af5866d191
SHA1 hash: b4a96b4c8deb11492654e82a41e6dd1fb760bbb7
MD5 hash: 1573caa4f1506ffcd4957ede886cbcb2
humanhash: india-nevada-echo-oregon
File name:PO SHEET pdf.exe
Download: download sample
Signature AgentTesla
File size:947'200 bytes
First seen:2020-10-26 14:49:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:8MxQWSTqc9CHy1S+TrLE7M7Z15yPRpRmEyOljcQYzvGmdncT6:8MxUpZ/Lm1PRpkCYQYbGmdn26
Threatray 1'362 similar samples on MalwareBazaar
TLSH AF15AF527681C940E16A3637C26AC25847F0AF101593C623F9FF37AF1E73B6AB8055DA
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: ekinci-insaat.com
Sending IP: 103.151.124.83
From: Mayor<info@ekinci-insaat.com>
Subject: FIND THE ATTACHED NEW OERDER DETAILED FOR PI REQUEST
Attachment: PO SHEET pdf.rar (contains "PO SHEET pdf.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Sending a UDP request
Creating a window
Creating a file in the Windows subdirectories
Creating a file in the %AppData% directory
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
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)
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-10-26 08:36:21 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla
Behaviour
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

Malspam

AgentTesla

Executable exe cb90611100b4768af8360f3866d0fd280e232c47ec1093105ad5d1f41731bf94

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments