MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df5986fcb5b6e473947583262fe71a48b644b13c42a2a57cbff970905baf2001. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df5986fcb5b6e473947583262fe71a48b644b13c42a2a57cbff970905baf2001
SHA3-384 hash: 8dbf835ad4786ecbb799bed370e9c9d70743edbf366f5086cb2a25ddf13eff897062af59dd7cd76332726917f1887d7e
SHA1 hash: 37d054e5563d0a673ab186c48753c8be7c9fd76a
MD5 hash: 3dffd9e4dfb14a1053542f56c9ef79d0
humanhash: item-thirteen-fish-kitten
File name:overdue account letter.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:436'224 bytes
First seen:2020-06-25 17:29:00 UTC
Last seen:2020-06-25 21:39:34 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:lJv5Oi8Xk10lfMsg/xleiLh3LvfPhQNv8/S:lJv54kS9UlNLhz5QNv0
Threatray 10'621 similar samples on MalwareBazaar
TLSH C094E00427AC8A17CD3907F9F4646259037BB15A6492E3481FCB60DE7CABB8B4717AD3
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: dhl.com
Sending IP: 103.99.1.170
From: Pravina Patole (DHL IN)<Pravina.Patole@dhl.com>
Subject: DHL Overdue Account Notice -557678
Attachment: overdue account letter.rar (contains "overdue account letter.exe")

AgentTesla SMTP exfil server:
mail.sunflower-tech.com:587

Intelligence

File Origin
# of uploads :
6
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14492/
Detection(s):
SecuriteInfo.com.Generic.mg.3dffd9e4dfb14a10.15059.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with Startup directory
Unauthorized injection to a system process
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/df5986fcb5b6e473947583262fe71a48b644b13c42a2a57cbff970905baf2001/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-25 17:30:08 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=35myn7fvw3shhfdvqmtc7zy2jc3ejmj4ikrkk7f77fyjaw5peaaq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'611 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200625-1fmrzrnacn/
Behaviour
Modifies registry key
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Drops file in Drivers directory
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 75b9e7f688796e9161092b80c77fe4b6b73de11f629eaacb2c52d95f4b3d87ad

AgentTesla

Executable exe df5986fcb5b6e473947583262fe71a48b644b13c42a2a57cbff970905baf2001

(this sample)

  
Dropped by
MD5 6387fedb1c00fc71f139934ef271b872
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 75b9e7f688796e9161092b80c77fe4b6b73de11f629eaacb2c52d95f4b3d87ad
Cape
Cape
https://www.capesandbox.com/analysis/14492/

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