MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6bf71b068bc124e0c9200cad32906d1aceb3e57ff99a695073f235b83ffb0fb. 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: d6bf71b068bc124e0c9200cad32906d1aceb3e57ff99a695073f235b83ffb0fb
SHA3-384 hash: 2f681a4fb4471f5d98863dd9bb083933ceecacfa4f972b7a885e83ce577c4d1ff0cd3c30b87be62ae80e8b502164eb01
SHA1 hash: 62ecd0fcdc3be0262053075c35b55a7685b306e2
MD5 hash: b48786e59fa62744c97f5573534f301a
humanhash: cardinal-lima-lithium-lemon
File name:inquiry.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'081'068 bytes
First seen:2020-07-05 17:08:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 00be6e6c4f9e287672c8301b72bdabf3 (116 x RedLineStealer, 70 x AsyncRAT, 55 x AgentTesla)
ssdeep 24576:6NA3R5drXdtwc/4jyYMIgNBbJ1tJMRO6cnLnXyCazFQYcaMnY6FKr:z5bwKu+x/70RELXyZ66wFKr
Threatray 572 similar samples on MalwareBazaar
TLSH 86351242B6D244B2E5721935097AE711BA7C79201E38DB1FB7D48D6ECE35280E235BA3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: yandex.ru
Sending IP: 107.174.142.119
From: AAF INTERNATIONAL<aehfhahffdbnnf@yandex.ru>
Reply-To: tarqi@aaf-ae.com
Subject: RE:FW:WITH REFERENCE TO OUR CLIENT QUOTE
Attachment: inquiry.uue (contains "inquiry.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/20760/
Detection(s):
SecuriteInfo.com.Troj.NanoCo_TZ.22029.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a file
Creating a file in the %temp% directory
Using the Windows Management Instrumentation requests
Reading critical registry keys
Launching a service
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d6bf71b068bc124e0c9200cad32906d1aceb3e57ff99a695073f235b83ffb0fb/
Threat name:
Win32.Infostealer.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-07-05 17:10:08 UTC
File Type:
PE (Exe)
Extracted files:
44
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=227xdmdixqje4desadfngkig2gwowpsx76m2nfihh4rvxa77wd5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 562 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200705-j9ng23sy72/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Loads dropped DLL
Reads user/profile data of local email clients
Executes dropped EXE
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

uue 0a6c1df4b63a1264879545154652c5cfeffa6e2db84c77c0c9481cf7690b1b61

AgentTesla

Executable exe d6bf71b068bc124e0c9200cad32906d1aceb3e57ff99a695073f235b83ffb0fb

(this sample)

  
Dropped by
MD5 abc07adaa582c8518094a94bc9d65fdf
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 0a6c1df4b63a1264879545154652c5cfeffa6e2db84c77c0c9481cf7690b1b61
Cape
Cape
https://www.capesandbox.com/analysis/20760/

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