MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 82b354f83928919dc0c81da93c72bb4013366e856679090021c8cf92df2f2810. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments

SHA256 hash: 82b354f83928919dc0c81da93c72bb4013366e856679090021c8cf92df2f2810
SHA3-384 hash: 98918d0f2a40fed04ca3827b7b946750de0328fa502830b0ae9c312edcd1d3648ee6ccabac4c5dd39993cc654b1c4076
SHA1 hash: d277299ad822d8c45833b428d718e1b91902140d
MD5 hash: ca693315d087395071823280fb0405c8
humanhash: magnesium-arkansas-table-london
File name:QUOTATION_AUG7FIBA00541·PDF.scr
Download: download sample
Signature AgentTesla
File size:1'236'992 bytes
First seen:2023-08-01 16:31:48 UTC
Last seen:2023-08-07 07:53:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:q1SaQObYFJvcU3b7HYts7bcoZ8htHWhfb4Yl20:q4rFJvdL7YkRSXHWSf0
Threatray 5'725 similar samples on MalwareBazaar
TLSH T12A45EF06767591B2CE44CB35C5E65E0082E7DE996BE3D1293188736E0B327BE8F079C6
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 7068ccb0b2b2b2f8 (129 x AgentTesla, 54 x SnakeKeylogger, 28 x AveMariaRAT)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
312
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
QUOTATION_AUG7FIBA00541.z
Verdict:
Malicious activity
Analysis date:
2023-08-01 13:17:46 UTC
Tags:
stealer agenttesla

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

Behaviour
Creating a window
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Gathering data
Result
Verdict:
MALICIOUS
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 potential unpacker
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
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
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 steal Mail credentials (via file / registry access)
Uses ipconfig to lookup or modify the Windows network settings
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.Negasteal
Status:
Suspicious
First seen:
2023-08-01 13:17:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
25 of 38 (65.79%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
82b354f83928919dc0c81da93c72bb4013366e856679090021c8cf92df2f2810
MD5 hash:
ca693315d087395071823280fb0405c8
SHA1 hash:
d277299ad822d8c45833b428d718e1b91902140d
Malware family:
AgentTesla
Verdict:
Malicious
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:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Malspam

AgentTesla

Executable exe 82b354f83928919dc0c81da93c72bb4013366e856679090021c8cf92df2f2810

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments