MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64f8fa17e1c81734ad0dda8ad659c1360b9ae231890a4c9557ac771b99a01c78. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments

SHA256 hash: 64f8fa17e1c81734ad0dda8ad659c1360b9ae231890a4c9557ac771b99a01c78
SHA3-384 hash: cfefaeeb48c9e84614b754cc4172309c46f40bd4ff36d009f3f95bf1876078b8ccf5dd819f24da50e70c64f618872f2f
SHA1 hash: 4b5b1a3a0504c759a3423c27b5a602b501721cc1
MD5 hash: c307831932ec09279f09fe258444ce63
humanhash: lithium-mexico-blue-skylark
File name:INVOICE & P.LIST IOL-BPL-025-2020=Sea.PDF_______________________________.exe
Download: download sample
Signature AgentTesla
File size:761'856 bytes
First seen:2020-08-03 12:27:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 248fe67b666f2858e94c8f37c5e9bf53 (1 x AgentTesla)
ssdeep 12288:QEUk+njCL7Fo7BhVd0XQQwDfb80JeZmddCCur2c9RfncIh3Sz+:ljKC/aVuQdDQ+eEdK2cjfRiK
Threatray 11'850 similar samples on MalwareBazaar
TLSH 58F47C53F2EC74BFC1263E788A3F53BE543ABA13193414453AE5694C8E39389356A1CE
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
64
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Maps a DLL or memory area into another process
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: 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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-01 12:39:54 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
UPX packed file
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_g2
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>
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.

  
Delivery method
Other

Comments