MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 667c4ee6a7984c778c918da17447317f7af7f44501ac3a2ec791a02dd54a2817. 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: 667c4ee6a7984c778c918da17447317f7af7f44501ac3a2ec791a02dd54a2817
SHA3-384 hash: 943722daf889841a91a6465ef2c3dba7b17c900f7e5f2757eab08967348f0b816ed989d08d14927292d34714bfedcac5
SHA1 hash: 3c179de9e18141b8cab054e9e3361793735a223f
MD5 hash: 64d95d6ae3c1afbc0dda7d96a8d34a1e
humanhash: queen-four-maryland-lithium
File name:signed_19272.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'539'584 bytes
First seen:2020-06-02 10:46:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:ktb20pkaCqT5TBWgNQ7acNuvcUShDOZkesx5QuHrWj/+rI6A:NVg5tQ7aca6TS+M5
Threatray 9'560 similar samples on MalwareBazaar
TLSH 6F65CF2223BD8363C77E5173BA5577117EBB782506A5F8FB1FB4093CA8201211E1A66F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: chasisautopartsengine.com
Sending IP: 103.99.1.147
From: arnis janvars<arnisjanvars@chasisautopartsengine.com>
Subject: RE: Signed_document for urgent_shipment 
Attachment: signed_19272.rar (contains "signed_19272.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-06-02 09:27:26 UTC
AV detection:
23 of 31 (74.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mz6e5zvhtbghpderrwqxirzrp55pp5cfagwdulwhsgqc3vkkfalq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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663277c04235edb713829c334eb54aba6c34bb2c12c92b0f7df97a08df5d5d48
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9d61fc57f815de45a42877d6dec45d7483badedc2de5022c8a2f37c6d3f1e281
AgentTesla
+ 9'550 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-chrxxj7b96/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
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
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.

Malspam

AgentTesla

rar 6941451d98804a87065751a21a8785d2c46d468ecbae2e7e03000d374cbdc9ae

AgentTesla

Executable exe 667c4ee6a7984c778c918da17447317f7af7f44501ac3a2ec791a02dd54a2817

(this sample)

  
Dropped by
MD5 8e882b9dbeba73a6db47650fe46b6758
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 6941451d98804a87065751a21a8785d2c46d468ecbae2e7e03000d374cbdc9ae

Comments