MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b58248fcc771ae21b12857d72462c26ae30f3234bd5095986079c7b807791fa6. 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

Intelligence 2 File information 3 Yara 3 Comments

SHA256 hash: b58248fcc771ae21b12857d72462c26ae30f3234bd5095986079c7b807791fa6
SHA3-384 hash: 583487b4af424e34a526290c872ceffb5844a17812452ecece911d20acb82df8c43650026def84eabc6729cafa500370
SHA1 hash: 9b99a679b1d0df84f4f634ff16a182ee6086b44b
MD5 hash: ad520c8794875fc5dfa4e5db1f97b634
humanhash: robert-winter-artist-october
File name:yyyyyy.exe
Download: download sample
Signature AgentTesla
File size:964'608 bytes
First seen:2020-06-30 17:30:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 175f794d98c9dcb0b47ae1ab1087c22c
ssdeep 12288:N1JUuXUn6wUN4KSgqJ6wWska30/jgrTfz8BYnKFvkpzoMTK9tzxbz/9XYgMdNnQk:DOPXUWD6wEc0bp8RoMTKTNBYggNTx
TLSH 63258D22E3D28837D1732A789D5BB394983ABE103D7878867FE50D485F396817C352A7
Reporter @abuse_ch
Tags:AgentTesla exe geo HUN

Malspam distributing AgentTesla:

Sending IP:
From: Lőwi Barna <>
Subject: Ajánlatkérés
Attachment: Ajánlatkérés.rar (contains "yyyyyy.exe")

AgentTesla SMTP exfil server:


Mail intelligence
Trap location Impact
Global Low
# of uploads 1
# of downloads 32
Origin country US US
CAPE Sandbox Gathering data
ClamAV PUA.Win.Adware.Slugin-6803969-0
CERT.PL MWDB Detection:agenttesla
ReversingLabs :Status:Malicious
Threat name:Win32.Trojan.Injector
First seen:2020-06-30 17:31:04 UTC
AV detection:20 of 48 (41.67%)
Threat level:   5/5
Spamhaus Hash Blocklist :Malicious file
Hatching Triage Score:   10/10
Malware Family:agenttesla
Tags:spyware keylogger trojan stealer family:agenttesla
VirusTotal:Virustotal results 42.47%

Yara Signatures

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
Rule name:win_agent_tesla_w1
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.



Executable exe b58248fcc771ae21b12857d72462c26ae30f3234bd5095986079c7b807791fa6

(this sample)

Dropped by
MD5 dedcba2262e7f5e094bd5354114c2833
Delivery method
Distributed via e-mail attachment