MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1c09c15d613331cc3a2ced58766909b1b3ccfbf7b6d352f3212a44b84226634. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1c09c15d613331cc3a2ced58766909b1b3ccfbf7b6d352f3212a44b84226634
SHA3-384 hash: 7e9d95ff7ce97bfa5424f5105105ccf8f8e0cfdb71985719e05282136c319477e1969d2c51c10f53ff69474e4c74269e
SHA1 hash: 7bada91fc53913e9a4c30177a3a95df26a6e66c2
MD5 hash: 0226f18d8b7634a66923bb986ba75aea
humanhash: batman-mockingbird-hawaii-eight
File name:Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:672'256 bytes
First seen:2020-06-03 09:03:18 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:JaUDG3Kp1C6VEJD6LpLikvuN7p3fI8SmGxmEMzLBI4AIcqOncnf208:JaUDd66VEt6tNQVPt1zVI4AZncnI
Threatray 11'169 similar samples on MalwareBazaar
TLSH 34E45C3E7789A415D53D057340E6578162B6A5833E02C31FBACE57ACAF067CE3B0936A
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.almanar-group.com
Sending IP: 85.187.140.185
From: Hangzhou Chinastars Reflective Material Co.Ltd <Yuan@akadiamondtools.com>
Reply-To: kate.wang@aus-home.com
Subject: CONFIRM PAYMENT AND QUOTATION
Attachment: Quotation.arj (contains "Quotation.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-06-03 07:57:00 UTC
AV detection:
15 of 31 (48.39%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=whajyfowcmzrzq5cz3kyozuqtmntzt57pnwtklzscksexbbcmy2a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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aff6a40316f31ad9bbd1316e546e2f700ddc7dca8072fb5a1da105591791e625
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ce3042a91e52973326599b1d3fb755d7bda08c62e7a8f201d54ef6e33a4d5655
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d77811b038e2343af8a15693039baaee12d850219c9642ab49613b589d781153
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e2d41ea113d27dfc5db3bf7e40794fc95ba9ee7775128e6204c7c3ce13861f01
AgentTesla
+ 11'159 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-chslaf1pcn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
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 Payload
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

arj da0cfbc23a71172083e7a03fecbd627b169d0851f96044fd8bd0de3e742c11fc

AgentTesla

Executable exe b1c09c15d613331cc3a2ced58766909b1b3ccfbf7b6d352f3212a44b84226634

(this sample)

  
Dropped by
MD5 acf576b58cefacda0413eb4d1f6f10fd
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 da0cfbc23a71172083e7a03fecbd627b169d0851f96044fd8bd0de3e742c11fc

Comments