MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d4c5f365504b7836678f742584f084f4ab5fd6ae8c4ea5370d6f2eb6b2c42fe. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d4c5f365504b7836678f742584f084f4ab5fd6ae8c4ea5370d6f2eb6b2c42fe
SHA3-384 hash: 890f2516737a3b5293bd7673d14ad7eaa36ab5fbc7fe7f9065f60f71dd6a87fc356ab66a6fbdfc44686954f097281a3c
SHA1 hash: cedd6b6200e05247322b936a61124025c42f880d
MD5 hash: 7c7698d988c0394eacd359a15f400f78
humanhash: sodium-xray-yellow-fillet
File name:Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:574'976 bytes
First seen:2020-07-16 06:25:00 UTC
Last seen:2020-07-16 07:03:28 UTC
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:q/92k4zUhbrYm3OgKTqAxv4QJuAa8XwR5O1uxEbyz9Gcb1DcaCuiZ:q/lbrYm3Og8Zxv4nQQyby
Threatray 10'991 similar samples on MalwareBazaar
TLSH 0EC49DDC3510719EC95E8CB68954DC70AA202D62F7FBD20663C36E9F793D696CF012A2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vps.uporathy.com
Sending IP: 45.95.169.109
From: info@uporathy.com
Subject: Re: Quotation
Attachment: Quotation.zip (contains "Quotation.exe")

AgentTesla SMTP exfil server:
smtp.dedhivala.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/26337/
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.13044.12638.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8d4c5f365504b7836678f742584f084f4ab5fd6ae8c4ea5370d6f2eb6b2c42fe/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-16 06:26:08 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rvgf6nsvas3ygzty65bfqtyij5fll7lk5dcouu3q23zow2zmil7a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'981 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200716-lg4ase1qzn/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
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 e0529a460c2d1b6f12b8452a6115def584ff3168b6110eb930e3050f839cfafa

AgentTesla

Executable exe 8d4c5f365504b7836678f742584f084f4ab5fd6ae8c4ea5370d6f2eb6b2c42fe

(this sample)

  
Dropped by
MD5 37fb7ddaf79645b4702c434bc910f5fd
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 e0529a460c2d1b6f12b8452a6115def584ff3168b6110eb930e3050f839cfafa
Cape
Cape
https://www.capesandbox.com/analysis/26337/

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