MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3f5ab8fffbc981cf57c2ea7fb2de2252c340a3fc99eecc025cbce0d4d97db65. 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: a3f5ab8fffbc981cf57c2ea7fb2de2252c340a3fc99eecc025cbce0d4d97db65
SHA3-384 hash: 6ba6a6a9aafbd6e1ead31f13272a82409fab1db8fe76cd571db3793fff7d8c01fdac3a3c46961c5457c16eff39bd8255
SHA1 hash: f08d47fee81df462ab6d14db5c6841976898138d
MD5 hash: 8a4765393e8b073b05baa3991992062f
humanhash: quebec-bakerloo-green-floor
File name:DHL-#AWB130501923096.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:477'184 bytes
First seen:2020-06-15 12:07:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:cKwO2lWxcc7EWOR+1qsQFrN8Tnajnh7StI3LQLY2wOuUo5fYbmUEAfkRPQ/4E:cIcc7NsSQAajh+I0LtGUCYbmUvf8PQ/
Threatray 10'736 similar samples on MalwareBazaar
TLSH 76A401057BE99A15D1BD8F38D9F129548371F86A7922F34E4EC1A0A81EB3BD0C641F27
Reporter abuse_ch
Tags:AgentTesla CHN DHL exe geo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: salvislab.com
Sending IP: 95.211.208.25
From: "DHL快递中国" <jenny.sio@salvislab.com>
Subject: 由于发货地址错误而退回发货 - DHL-#AWB130501923096
Attachment: DHL-AWB130501923096.zip (contains "DHL-#AWB130501923096.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/10344/
Detection(s):
SecuriteInfo.com.generic.ml.2983.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-06-15 12:09:04 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=up22xd77xsmbz5l4f2t7wlpceuwdicr7zgpozqbfzpha2tmx3nsq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'726 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-y7nvmagyta/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
AgentTesla Payload
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

zip ebf3bcf61eb6225758bae6ab6ac3b31c2d733622d40ce210c1de84430e6aea6f

AgentTesla

Executable exe a3f5ab8fffbc981cf57c2ea7fb2de2252c340a3fc99eecc025cbce0d4d97db65

(this sample)

  
Dropped by
MD5 fc255a911cc7e3be27db28d1c7ff554c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 ebf3bcf61eb6225758bae6ab6ac3b31c2d733622d40ce210c1de84430e6aea6f
Cape
Cape
https://www.capesandbox.com/analysis/10344/

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