MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a84a6afd624f252d7762e4f05125dcc731c1bc52556c5af0a9986c8149e1f1c. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a84a6afd624f252d7762e4f05125dcc731c1bc52556c5af0a9986c8149e1f1c
SHA3-384 hash: 7b66263c21e8be9dd3667abcd8bcabcbb69b7c24c2952e3bd3c2ccfb4cf7fcc0e07c8c4788904b068bf7ddd6b047c33a
SHA1 hash: e2865472470e1dd3ed59e4d2d12fb68f6eecda53
MD5 hash: c9c3b53d028c04b5bdaae91268bff745
humanhash: quebec-fish-oscar-glucose
File name:Docs.Scan.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:479'232 bytes
First seen:2020-06-26 06:14:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:Kz3IvZwAzNfW+0HJ6FDEMyYCugsSt0+kYLPkA0rTK4Oyh5gtK2bNDVX7XR46zI:KzYvZve+0oBEJY0t0gYA0fgt9bN
Threatray 10'673 similar samples on MalwareBazaar
TLSH 0EA4CF052AA8861BCDF91BF8E450E93703767D3127C1DA441AD9ACDB3C9B74BC6126F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mta03.svc.cra.dublin.eircom.net
Sending IP: 159.134.118.145
From: maeve Tierney <mauvet@eircom.net>
Subject: Re: INCORRECT SHIPPING DOC
Attachment: Docs.Scan.img (contains "Docs.Scan.pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14600/
Detection(s):
SecuriteInfo.com.FileRepMalware.21253.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Creating a file
Enabling autorun with Startup directory
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6a84a6afd624f252d7762e4f05125dcc731c1bc52556c5af0a9986c8149e1f1c/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-06-26 03:13:31 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nkcknl6wetzffv3wfzhqkes5zrzryg6fevlmllyktgdmqfe6d4oa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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81877c179e72019b2d31b9c4cf64fb7a44b8929e1fc0f6da28bda5e14a7be2c5
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b4d253fd7bee0ac5be341956d6dcce635957111e207bfee5af0fa9067b066bcb
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bdcc7aa652bc9e11d479f3637444a623bdc3f013a8009f1b2c98f0b096c0a7ad
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bdfc35915109a226844d3a07c950c2d4121983d645baacf72406bbdf29832301
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AgentTesla
+ 10'663 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware
Link:
https://tria.ge/reports/200626-rh93vf8lja/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
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

img fde1115c876ed7b66cd2232ce88d67862120bb6435accfb55d5c5c310a4cc884

AgentTesla

Executable exe 6a84a6afd624f252d7762e4f05125dcc731c1bc52556c5af0a9986c8149e1f1c

(this sample)

  
Dropped by
MD5 42904a415aebd77c2b09b1f1ac29c5a5
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/14600/
  
Dropped by
SHA256 fde1115c876ed7b66cd2232ce88d67862120bb6435accfb55d5c5c310a4cc884

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