MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8dbb450904a856d84c818235a7cf866809e5456fc1e3b535ba44cb91f85ebfd8. 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: 8dbb450904a856d84c818235a7cf866809e5456fc1e3b535ba44cb91f85ebfd8
SHA3-384 hash: 440d049413b90b1554940aab3e335c089ba0834198e1f457b0d4f6651684b0652aac53e68fa3ba8d12ee859f8ef7f0c5
SHA1 hash: 32f781158bc2cdf441e352dd418c41e65c214308
MD5 hash: 46af1dd3c4771550cbc06aeac426de41
humanhash: hamper-yankee-indigo-ink
File name:RFQ 6000153820_Aker Solutions.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:515'584 bytes
First seen:2020-06-10 07:11:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:dpSCQ4MHdtXo6gL4WXui8/QIBH9xTQHgjVNv68+6dS0mse+VLVKR+e3:RSr8cWXui8hPA8v68+P
Threatray 11'073 similar samples on MalwareBazaar
TLSH 2AB4BE893244729FC82BCDB289A92C60AB6174B7532BD343A41716ED9E0D7D7CF016E7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vogo-online.net
Sending IP: 93.90.195.93
From: Smart Global Logistics co.,ltd. <operation1@smartglobal.co.th>
Subject: Draft B/L(s) (B/L No : ONEYJKTV51912300)
Attachment: RFQ 6000153820_Aker Solutions.Gz (contains "RFQ 6000153820_Aker Solutions.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
64
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Spyware.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-06-10 05:40:32 UTC
AV detection:
30 of 48 (62.50%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rw5ukcievblnqtebqi22pt4gnae6krlpyhr3knn2itfzd6c6x7ma._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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98cfc2f76ee8cefd9aa0b9be4c317800223f93ffb6e63577e8a9466693585515
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bb8d0c095c79a08bbdb37af0513051c43dbc0520da41082b7b257ac450aac69f
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cbaf28d8fb7addec023228bbdd6a5062e875070bc16452c15515792b78855000
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d0be07347ce319cbce0fa252c4a030834dafe118c2ea50a6e05951ecf06b20da
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f8a23c3022866e87a2ad5327280b1ae30f970e0e196266aa01c2cee135ff74c5
AgentTesla
+ 11'063 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-qngej9qwma/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
ServiceHost packer
rezer0
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

gz 5efbd8af4d7635c4ec5a6b5750f503550c7c65e85962e2f4eaf7edd52c3ebd8e

AgentTesla

Executable exe 8dbb450904a856d84c818235a7cf866809e5456fc1e3b535ba44cb91f85ebfd8

(this sample)

  
Dropped by
MD5 e0b7f5d75bdc76464ac455f35e7ffbaa
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 5efbd8af4d7635c4ec5a6b5750f503550c7c65e85962e2f4eaf7edd52c3ebd8e

Comments