MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12f23eb97dd63bbe393dabec9be8674e68fd84ff8afb127efc22cf49ebae5ed5. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 12f23eb97dd63bbe393dabec9be8674e68fd84ff8afb127efc22cf49ebae5ed5
SHA3-384 hash: 9b18fb25e999254b722e0e34ab64b6115db28fe4b5fd077a7fd5dcbc42f53a86aedab4301ee5f6f4d6d521746f29a3a7
SHA1 hash: e3eb7c3660a6c8ce0b7198c7b89d328a1070940b
MD5 hash: a9a8080ed1dce83189edf334eb3c7388
humanhash: floor-bluebird-whiskey-music
File name:345654345654345_PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:448'512 bytes
First seen:2020-05-04 21:24:54 UTC
Last seen:2020-05-04 21:51:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:UP/bl4C/hh+lzgKBQp7paq+L8H8JVd70SQ:UzyC+macpSy8JroSQ
Threatray 10'766 similar samples on MalwareBazaar
TLSH 5D9423586E6D1731C899803DB0CF4D5A6A78EF63D9596BE79D84C1892E2E3C40C27CBC
Reporter abuse_ch
Tags:AgentTesla ESP exe geo Santander


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: slot0.ceepas.com
Sending IP: 45.95.169.72
From: Factoring y Confirming - Grupo Santander<fyciout@gruposantander.com>
Subject: Confirming - Aviso de pago
Attachment: 345654345654345_PDF.GZ (contains "345654345654345_PDF.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
98
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.44190.25840.27550.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-04 21:36:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 30 (86.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=clzd5ol52y534oj5vpwjx2dhjzup3bh7rl5re7x4elhut25ol3kq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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ae578e4f421d63f6808871c92c4d019602d4fc27d5abaaf207703ccbbdb50a18
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AgentTesla
+ 10'756 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-1ava299jq6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
Maps connected drives based on registry
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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

gz 4bee80c805c1737e51fb8014e55a8d145422914d227494fd60e203d2e92cca01

AgentTesla

Executable exe 12f23eb97dd63bbe393dabec9be8674e68fd84ff8afb127efc22cf49ebae5ed5

(this sample)

  
Dropped by
MD5 c42c2dc6d7cf90d19c878757131f7dae
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4bee80c805c1737e51fb8014e55a8d145422914d227494fd60e203d2e92cca01

Comments