MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 52cdd546546dd2aa15246f96b2d779b27656e72b7730282ed6e92c14aa978d77. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 52cdd546546dd2aa15246f96b2d779b27656e72b7730282ed6e92c14aa978d77
SHA3-384 hash: 079aaf53850def1639abdbc05c7435d9df3670ee8c2fc4d07a2e400852fb356b82ecc4e7e9469c01d9610e8f797d618b
SHA1 hash: 5604dae579f63dd91b861051439464371e10f58c
MD5 hash: 367c0546c5c2d2a8410b6617b1a0c6c7
humanhash: fourteen-iowa-pasta-saturn
File name:wyt.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:600'576 bytes
First seen:2020-06-03 11:49:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:b/dILmXO0Zazd5PEvqyA7i2Wsqz7uHxYQrGNAJQ6RHK5+:bsmXOtzd52q7ZWsqz7uHxm
Threatray 10'937 similar samples on MalwareBazaar
TLSH D8D4E05136A07D8FC27E4E36982348109AB0E5736E4FF3436CCB21EA595EBEE4910797
Reporter abuse_ch
Tags:AgentTesla exe HostGator


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gateway34.websitewelcome.com
Sending IP: 192.185.150.114
From: Michelle Chou <sales@mailgoesbulkworld.live>
Subject: RE: CONFIRM PROFORMA INVOICE
Attachment: INVOICE.rar (contains "wyt.exe")

AgentTesla SMTP exfil server:
mail.pro-powersourcing.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-03 12:41:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
18 of 31 (58.06%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=klg5krsunxjkufjen6llfv3zwj3fnzzlo4ycqlww5ewbjkuxrv3q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'927 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-4lfzwdq1sx/
Behaviour
Creates scheduled task(s)
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Drops file in Drivers directory
AgentTesla Payload
rezer0
ServiceHost packer
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.

ffb9e7fa59ad97a5e4ad8b722704a957

AgentTesla

Executable exe 52cdd546546dd2aa15246f96b2d779b27656e72b7730282ed6e92c14aa978d77

(this sample)

  
Dropped by
MD5 ffb9e7fa59ad97a5e4ad8b722704a957
  
Delivery method
Distributed via e-mail attachment

Comments