MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f21fe22b347c9fbc2fa166100c28c4a718b7b9c64783abc75fe8da75d525248. 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: 4f21fe22b347c9fbc2fa166100c28c4a718b7b9c64783abc75fe8da75d525248
SHA3-384 hash: 3e4653cb8c31d78a5dd130dd1d18b0be6e9c812219dd46ef5e6cb81b44fb05f254b18e16b0db2c50b515459ced13de0a
SHA1 hash: 28b817f7920ee7de252c7aadcef163f86df4ce13
MD5 hash: 2d6dcaebb17bca2b0df166a83bee07cc
humanhash: lactose-football-may-purple
File name:NEW P O.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'548'288 bytes
First seen:2020-06-08 06:32:23 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:dtb20pkaCqT5TBWgNQ7agN+ngbDMPgGaaqCyHx3070fHLb0w16A:OVg5tQ7agtDMU5CEx30AfsY5
Threatray 9'577 similar samples on MalwareBazaar
TLSH 7465D01363DE8360C77E51737A1577426EBB782906A1F8FB2FD8093DA9201211E1E66F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: 1asalldirect.com
Sending IP: 103.99.1.147
From: kenny<kenny@1asalldirect.com>
Subject: RE: Urgent Request For Qoutation(RFQ_#20200219)  
Attachment: NEW P O.zip (contains "NEW P O.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27681.XorExe.UNOFFICIAL
Create hunting rule

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

Gathering data
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-06-07 23:31:15 UTC
AV detection:
28 of 31 (90.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j4q74ivti7e7xqx2czqqbqumjjyyw644mr4dvpdv72g2oxkskjea._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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9d61fc57f815de45a42877d6dec45d7483badedc2de5022c8a2f37c6d3f1e281
AgentTesla
+ 9'567 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-d7cv9a9hfx/
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
Drops startup file
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

zip 400fc1821e06cae6b5f2523b8e2888f3b8e9ed31a24a98aa91529ed91e42c85f

AgentTesla

Executable exe 4f21fe22b347c9fbc2fa166100c28c4a718b7b9c64783abc75fe8da75d525248

(this sample)

  
Dropped by
MD5 ede98ef1119c8bc9692f0601a5607b33
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 400fc1821e06cae6b5f2523b8e2888f3b8e9ed31a24a98aa91529ed91e42c85f

Comments