MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04cf53b12dd0bbbd302d1375a761f1bf8de0814022ed03dc270920d2fb1cb670. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04cf53b12dd0bbbd302d1375a761f1bf8de0814022ed03dc270920d2fb1cb670
SHA3-384 hash: 5609db01eca8c4ff8a0f4dd4b0afe4cbf39383eac7d727c9bd93a0c6b2f2741625d1e08d216f3d73886276e8939eded2
SHA1 hash: 76386f59d10e2a5a0df77d21a5f9377c26a68a8c
MD5 hash: f75bcb16ae21df7ef3191f0a6f3c3cba
humanhash: spring-whiskey-romeo-yellow
File name:New Order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:437'248 bytes
First seen:2020-06-25 17:21:38 UTC
Last seen:2020-06-25 17:51:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:7UqnvRQqNTKDsqIrF+5Zig1MrU0IcKEQ9Bc5gtexjb:7UqnvRQ6TKDsnrFYivIVBc5gteN
Threatray 10'590 similar samples on MalwareBazaar
TLSH ED94EF4023DC9A07DCB903FCF4A16219437B740659D2E6494ECA61DBBCAFB934752AE3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mstdlrgw.mst-dealer.com
Sending IP: 203.146.21.245
From: Jenny <csd-a247@mst-dealer.com>
Subject: Re: NEW order
Attachment: New Order.gz (contains "New Order.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14482/
Detection(s):
SecuriteInfo.com.Generic.mg.f75bcb16ae21df7e.11718.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/04cf53b12dd0bbbd302d1375a761f1bf8de0814022ed03dc270920d2fb1cb670/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-06-25 17:23:04 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=athvhmjn2c532mbncn22oyprx6g6bakaelwqhxbhbeqnf6y4wzya._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'580 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/200625-lrxlnk43rx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>
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 27d961cbb2a252bf7bda360ba0bb74955c6a5829d5031404481cbc5c07e087af

AgentTesla

Executable exe 04cf53b12dd0bbbd302d1375a761f1bf8de0814022ed03dc270920d2fb1cb670

(this sample)

  
Dropped by
MD5 4fc7d6caede5e147509ec13c3ff2e575
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/14482/
  
Dropped by
SHA256 27d961cbb2a252bf7bda360ba0bb74955c6a5829d5031404481cbc5c07e087af

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