MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71adf51ec259c30843476c3a6eb3318ec9cf7ab8d4d4f1121b0f11dfbef62694. 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: 71adf51ec259c30843476c3a6eb3318ec9cf7ab8d4d4f1121b0f11dfbef62694
SHA3-384 hash: f54b502b44b7592e2fba2728b86d4db95d5e8f1a3a9efef537d7e53d307fe81b3a15e94f2535ddda7a0aa682053ee0fc
SHA1 hash: ab6363acfa0cd6bad2c5d3037781d68fb8483c4a
MD5 hash: 15a9d342b2b603d6e5bf080fcc900857
humanhash: island-december-coffee-cardinal
File name:Facturas Pagadas al Vencimiento.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:474'112 bytes
First seen:2020-05-13 16:37:18 UTC
Last seen:2020-05-13 18:22:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:8Jy0B16m6xifWYMw+Fe9Xi7ICBafUyUhtrEnxLcFSeJjP:Ay49IaWYysinakoA
Threatray 10'563 similar samples on MalwareBazaar
TLSH 07A4CFAC75647AEFC85BC57AC9A82C64A76030BB535B8203941351EDAE0DAD7CF244F3
Reporter abuse_ch
Tags:AgentTesla BBVA ESP exe geo


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: Confirming.bbva@bbva.com
Subject: BBVA-Confirming Facturas Pagadas al Vencimiento
Attachment: Facturas Pagadas al Vencimiento.rar (contains "Facturas Pagadas al Vencimiento.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Artemis15A9D342B2B6.27671.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-13 17:51:00 UTC
File Type:
PE (.Net Exe)
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ogw7khwclhbqqq2hnq5g5mzrr3e466vy2tkpceq3b4i57pxwe2ka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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ea39c891ee5af5b1c5d76cb6cfb76cd18e160160fd1a5fe34deec0d240ec7a87
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edb8c081034a6b1e130575163fcf1ace66ebd3dc18bcfc634ecc0f6949b6ac54
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f14e610ce7a0f34784a09f45d686d3509c7bc53d0a0c7fb88427d650b44ba8f5
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fa52701034f5b40937afd001f26baf9a19b21cf44c5eb6f35f3b8afb41865efe
AgentTesla
+ 10'553 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-e3rhzk6fzx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
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 8e82f96c485372594e5c6364693e8d796fcd419c221772b96b342d7b28174d42

AgentTesla

Executable exe 71adf51ec259c30843476c3a6eb3318ec9cf7ab8d4d4f1121b0f11dfbef62694

(this sample)

  
Dropped by
MD5 f469e6227f2eaf728f64ad875078caa2
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 8e82f96c485372594e5c6364693e8d796fcd419c221772b96b342d7b28174d42

Comments