MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7a7b91c9a1ca0a674684f764013045221835ac624462f51339372c9c994e5b8. 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: b7a7b91c9a1ca0a674684f764013045221835ac624462f51339372c9c994e5b8
SHA3-384 hash: 4594f8faa7de9ca54570289e5c1f98277b929484ff329ec973428ec2b97fe5ce9048bcbd68805da9e4666ca21c5fd64d
SHA1 hash: 0ddd485e12b72af88ee5df2956859ada22867834
MD5 hash: 32600400c9277283df41065a95759b44
humanhash: double-cardinal-carpet-bulldog
File name:Evergreen order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:686'592 bytes
First seen:2020-06-24 07:07:38 UTC
Last seen:2020-06-24 07:40:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:gNi+qauS2aojbolpNrdfnPJiNjmbmEZVnBAhj0ktia2hgG35akgDhe3n0Q98:T2ojCtwgHBO+bF35IE3nC
Threatray 10'890 similar samples on MalwareBazaar
TLSH 25E45C3A3680781ED53D493244A95D9063B1A5873B02CB1F7AC7A7AC6F073CB7F46299
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mcegress-7-lw-137.correio.biz
Sending IP: 191.252.7.137
From: smtpfox-xiydb@rochamodapraia.com.br
Subject: Re: Evergreen Order 23/06/2020
Attachment: Evergreen order.zip (contains "Evergreen order.exe")

AgentTesla SMTP exfil server:
smtp.jixst.net:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/13536/
Detection(s):
SecuriteInfo.com.Variant.Razy.700234.11880.19095.UNOFFICIAL
Create hunting rule

Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7a7b91c9a1ca0a674684f764013045221835ac624462f51339372c9c994e5b8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-24 07:09:04 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=w6t3she2dsqkm5dij53eaeyekiqygwwgerdc6ujtsnzmtsmu4w4a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'880 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/200624-gvzvghlfe6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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

zip b4a0eeaaf454ea6a0026551ff44dee8b57b87956fc3561620450cdcc58391e0a

AgentTesla

Executable exe b7a7b91c9a1ca0a674684f764013045221835ac624462f51339372c9c994e5b8

(this sample)

  
Dropped by
MD5 d9fea1f33a7287d55651b773bda4d254
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/13536/
  
Dropped by
SHA256 b4a0eeaaf454ea6a0026551ff44dee8b57b87956fc3561620450cdcc58391e0a

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