MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4bf1fd37adafd606267d83a3def9b6c0d44b9094dbc650755f12219af5753399. 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: 4bf1fd37adafd606267d83a3def9b6c0d44b9094dbc650755f12219af5753399
SHA3-384 hash: e834e8bedeff7050f5332d7d9834043d0ca95cb2ca0002cf7e8319fd16b16c550a8a2d8d02106c028b922b2b9fbaf0ba
SHA1 hash: 32c35220f6c8021d5c7e856d5818e7f7c337bd6b
MD5 hash: 02e83b68951f3a0f4ca46d2b64ec6118
humanhash: ohio-colorado-oklahoma-tennis
File name:Factura comercial.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:538'112 bytes
First seen:2020-07-01 17:01:00 UTC
Last seen:Never
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:vTxqarYNETSTau4i9RcNO2qdgGhKntChB8aN0:vNSNGXu4eRcNOlmGhKntCv0
Threatray 10'671 similar samples on MalwareBazaar
TLSH 24B4ADD076BA0BD6E7B697FB5A62940047FAB93E6439D3590E8674CB90A0F008F50F17
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.apartacel.com
Sending IP: 200.52.172.106
From: DHL EXPRESS <cesar.barahona@dhl.com>
Subject: FW: Su notificación de envío de DHL: 6278216733
Attachment: Factura comercial.pdf.gz (contains "Factura comercial.pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/17721/
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4bf1fd37adafd606267d83a3def9b6c0d44b9094dbc650755f12219af5753399/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-01 17:02:05 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jpy72n5nv7lamjt5qor556nwydkexeeu3pdfa5k7ciqzv5lvgomq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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548a56a8561e017d98d7c207236ec0e072a33636fc5ecec193ba5ace0e2e8a05
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79ec51180f50edc06e13b9c75e57c426ae0f3413fd315c24921910bb1fc88a79
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93a1f0fa0637acd096c86ec4d7d3c6f73f689bf41f3cd16b5e5bcce48dcdc540
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b74131f0e776928368dad6576cd55844d766a94605616c29a6d4b045efb6bfe6
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c9dcd1d7470488ed72d4a673592ab0c4684124dc7e69bb903d47d6a71ffe42fd
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AgentTesla
+ 10'661 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200701-lpzfh9cjan/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
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

gz ee3c70578557d62c1efbb57c1231388df6bd48a9c8bf596783c850d16bc4fc39

AgentTesla

Executable exe 4bf1fd37adafd606267d83a3def9b6c0d44b9094dbc650755f12219af5753399

(this sample)

  
Dropped by
MD5 e9bc609914253327d39cb9c3d72a4a73
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 ee3c70578557d62c1efbb57c1231388df6bd48a9c8bf596783c850d16bc4fc39
Cape
Cape
https://www.capesandbox.com/analysis/17721/

Comments