MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b857e54832e24ab26757b7c8c0651db70992ee11736fe995258538c9479a5402. 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: b857e54832e24ab26757b7c8c0651db70992ee11736fe995258538c9479a5402
SHA3-384 hash: 6f76499f873293f750c1b47ccd1678ee41cdb9a307cab1781e50c3aa8be8caf08379cc37ad5274e1c2ed436354c68965
SHA1 hash: 9366b305a07aa4d8d7039b5e465e357eb53c13c1
MD5 hash: da359cf818fddd002cc5aebf3c91a73e
humanhash: jig-equal-alpha-ten
File name:AL RAZZAQ INTERNATIONAL LLC REQUEST FOR QUOTATION_xls.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:541'184 bytes
First seen:2020-07-01 16:09:05 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:Hoz7qRrDveB57A2ZtEDlz1bc0lbXe5gACxgd4bmpVAPATc+:JrDGLM2Zw5c4ygAgg6KCqB
Threatray 10'728 similar samples on MalwareBazaar
TLSH 25B4BEC075BA8B96E9B757F74972980047F6B8BA203EC2594DC760EF85A0F500FA5B13
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.web-factory.com.ar
Sending IP: 190.7.61.150
From: Al Razzaq International LLC <purchasing.alrazagqroup@gmail.com>
Subject: AL RAZZAQ INTERNATIONAL LLC REQUEST FOR QUOTATION(RFQ)
Attachment: AL RAZZAQ INTERNATIONAL LLC REQUEST FOR QUOTATION_xls.z (contains "AL RAZZAQ INTERNATIONAL LLC REQUEST FOR QUOTATION_xls.exe")

AgentTesla SMTP exfil server:
mail.geodata.my:587

AgentTesla SMTP exfil email address:
ricemagic290@gmail.com

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/17695/
Detection(s):
SecuriteInfo.com.ArtemisDA359CF818FD.25749.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b857e54832e24ab26757b7c8c0651db70992ee11736fe995258538c9479a5402/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-01 10:52:13 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xbl6ksbs4jflez2xw7emazi5w4ezf3qronx6tfjfqu4msr42kqba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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79ec51180f50edc06e13b9c75e57c426ae0f3413fd315c24921910bb1fc88a79
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93a1f0fa0637acd096c86ec4d7d3c6f73f689bf41f3cd16b5e5bcce48dcdc540
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AgentTesla
+ 10'718 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/200701-b4l11xsqzn/
Behaviour
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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_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

z e1b6061949584e762914195ef7997b1c6413a15d28cdd4af9f63445bc141f1a9

AgentTesla

Executable exe b857e54832e24ab26757b7c8c0651db70992ee11736fe995258538c9479a5402

(this sample)

  
Dropped by
MD5 e96647c61641f129546ce2f4eda89942
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/17695/
  
Dropped by
SHA256 e1b6061949584e762914195ef7997b1c6413a15d28cdd4af9f63445bc141f1a9

Comments