MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 65a334681f28acfaf75675f309f6f05daa3e6e3b860771730a38ee701cfdef20. 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: 65a334681f28acfaf75675f309f6f05daa3e6e3b860771730a38ee701cfdef20
SHA3-384 hash: 9c42356124501eb5223fd8f5354a0325b9e74a817482efbd063e13b92f0c7d0e96d92b877b74ed646e153e7bb0366679
SHA1 hash: f6d87ebdc5a077f868039bb2f2ec17db8ff96f10
MD5 hash: 2304c7e80e61051856c36b3e8ac59fc8
humanhash: xray-lake-fanta-mango
File name:Quotation 34874.Scan.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:626'688 bytes
First seen:2020-07-07 09:14:11 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:Ab8u3veU+BHtCOPh2WQLRsQIL0AJlzqI4QUZ7Avx1x:GWU+xBP3Q+v0Wl3kZ7Avxf
Threatray 10'650 similar samples on MalwareBazaar
TLSH 5ED46B706651DB51C8390BF4E02819F00FA63D5BE438E25F6EC57DEA36B3B804961AA7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vps.luckycable.co
Sending IP: 45.95.169.128
From: 峰邱训 <qxf.201546@gmail.com>
Subject: RFQ - Sieyuan Electric Co., Ltd.
Attachment: Quotation 34874.Scan.pdf.zip (contains "Quotation 34874.Scan.pdf.exe")

AgentTesla SMTP exfil server:
mail.bosut.mk:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22125/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/65a334681f28acfaf75675f309f6f05daa3e6e3b860771730a38ee701cfdef20/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 09:16:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mwrti2a7fcwpv52woxzqt5xqlwvd43r3qydxc4ykhdxhahh554qa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'640 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200707-ys3wla2yve/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
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
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 e4842398a3824da15652b156ac0f0075e5a3b96f47c8fbdc9c419bc03d7d7239

AgentTesla

Executable exe 65a334681f28acfaf75675f309f6f05daa3e6e3b860771730a38ee701cfdef20

(this sample)

  
Dropped by
MD5 27f491f09552c85e5607bc06e6fbc8ed
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22125/
  
Dropped by
SHA256 e4842398a3824da15652b156ac0f0075e5a3b96f47c8fbdc9c419bc03d7d7239

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