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


AgentTesla


Vendor detections: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

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
Create hunting rule
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 (14 x AgentTesla, 2 x HawkEye, 2 x FormBook)
ssdeep 12288:N1JUuXUn6wUN4KSgqJ6wWska30/jgrTfz8BYnKFvkpzoMTK9tzxbz/9XYgMdNnQk:DOPXUWD6wEc0bp8RoMTKTNBYggNTx
Threatray 11'790 similar samples on MalwareBazaar
TLSH 63258D22E3D28837D1732A789D5BB394983ABE103D7878867FE50D485F396817C352A7
Reporter abuse_ch
Tags:AgentTesla exe geo HUN


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: ns3362694.ip-37-187-73.eu
Sending IP: 37.187.73.180
From: Lőwi Barna <barrna.lowi@masseyferguson.hu>
Subject: Ajánlatkérés
Attachment: Ajánlatkérés.rar (contains "yyyyyy.exe")

AgentTesla SMTP exfil server:
mail.materialsmiquel.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/17493/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Trojan.Delf.FareIt.Gen.4.12257.1718.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b58248fcc771ae21b12857d72462c26ae30f3234bd5095986079c7b807791fa6/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-06-30 17:31:04 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwber7ghogxcdmjik7lsiywcnlrq6mruxvijlgdaphd3qb3zd6ta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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818d44389dd6093e4feaa71b531c2ff43afd61c37f7d067b431b7bdf667754ed
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8eab9726b92a382bd439c8c67f771171a72d134e47020bd1d64a7bf8e4099218
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c82e474e76b1641ab73aafe25ebe9f509a27997a3d4e76015c5eabca15acdc63
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dee003414ef681821e21dddb3feeaa903826ecaf0580fade08639c2f4194a836
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ea39c891ee5af5b1c5d76cb6cfb76cd18e160160fd1a5fe34deec0d240ec7a87
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AgentTesla
+ 11'780 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200630-en8nwt32vx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
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
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
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.

dedcba2262e7f5e094bd5354114c2833

AgentTesla

Executable exe b58248fcc771ae21b12857d72462c26ae30f3234bd5095986079c7b807791fa6

(this sample)

  
Dropped by
MD5 dedcba2262e7f5e094bd5354114c2833
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/17493/

Comments