MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4968b59a47ff7fb809e5637733c2f4e743ddaf5d2bbdd88af19e2499e4c42e3a. 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: 5


Intelligence 5 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4968b59a47ff7fb809e5637733c2f4e743ddaf5d2bbdd88af19e2499e4c42e3a
SHA3-384 hash: 1d57f41136bbc647e749acb324b3a5b320eabbc847c34599fec20625e8011148ffcfc1dbabe4038ae8ad2a76ce63b08a
SHA1 hash: 5b87cfafe689202214eb668c2cb87cee1c47e052
MD5 hash: 739f99811050acad0267d16203c66f0e
humanhash: kilo-bravo-oscar-undress
File name:76676554A.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:476'160 bytes
First seen:2020-05-06 17:55:15 UTC
Last seen:2020-05-06 19:04:11 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 12288:l4B4Xu280aSgEUftE6RQFuOa4Le2SQbtztLc8t3/IvjD:2hrlS6CFuueNmtzxc8t3Av/
Threatray 11'530 similar samples on MalwareBazaar
TLSH A4A4025D722071CFC897C872DEA81CB8BB34297A431F8656A05715AAEE0EC97CF541F2
Reporter abuse_ch
Tags:AgentTesla ESP exe geo Santander


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: virt2226.unelink.net
Sending IP: 31.200.241.40
From: Factoring y Confirming - Grupo Santander <fycout@gruposantander.com>
Subject: Confirming - Aviso de pago
Attachment: 76676554A.gz (contains "76676554A.exe")

AgentTesla SMTP exfil server:
smtp.mail.ru:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Artemis739F99811050.13397.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-05-06 13:14:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jfullgsh7573qcpfmn3thqxu45b53l25fo65rcxrtysjtzgefy5a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
38a112ac5ecf5d11e3e4f70fe462ec424bd0aa8c67495ac6744b0bbb8082f5ba
AgentTesla
5a2965c63c2c74a0e8d06008ead3a82354dfd319468074823d5224a63e1a5c52
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5b2f796db5d3322f176c2b15d340883f3cdda75a452652a782632203db58d733
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90fa5a3941f4144cb63e53ebc50df087b6409cba798ef3723ff7aef0cc597602
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b283242e8ae83c1b2136090df9d70d06e328ee7116186667ed766d87f468da93
AgentTesla
bab8aa286b30d5d413e87d60055b0be118695e740cafaed71754d8eb590a4776
AgentTesla
bcfe28b074cc1d9b0fb7896ee3eb4d28c240bee33cb76578f0f9f1ef90ab92e6
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c57e0fc02e939ef6d9f2e1d92cd74d6ed7df502a1c2ded6e8ae68f6bc5ff3aec
AgentTesla
d33d3b2fc0555d5b478f2e06e1a11ddf7310d73e7f0dca11e5c6e94a02f0e4ff
AgentTesla
f8166c3c857a7a3ba99515cf6ae242a78050fba7608e24a88e2559e0063a187a
AgentTesla
+ 11'520 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-zcggd38spa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
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
AgentTesla Payload
rezer0
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

File information

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

fd8fd916a6a22bea433dae6be28e8b11

AgentTesla

Executable exe 4968b59a47ff7fb809e5637733c2f4e743ddaf5d2bbdd88af19e2499e4c42e3a

(this sample)

  
Dropped by
MD5 fd8fd916a6a22bea433dae6be28e8b11
  
Delivery method
Distributed via e-mail attachment

Comments