MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33fe4ce27c28d59c12a75c24ad6efe4e749ec2b127fe0d52e2a510097f3378aa. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 33fe4ce27c28d59c12a75c24ad6efe4e749ec2b127fe0d52e2a510097f3378aa
SHA3-384 hash: 7c457e21d1491326b698c8b55e9bb67d664b04dea2e9e787bfe80dcf2881387c3f65c0643ea99b933f2c10163ad650e6
SHA1 hash: 33f845c863d33fb85ae550f2b0f56a8484bdc6dd
MD5 hash: fb0611d2ff9394163a5aa3fd0082a628
humanhash: low-sad-carbon-saturn
File name:Facturas Pagadas al Vencimiento.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:445'952 bytes
First seen:2020-07-10 07:51:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:aiu4hk6iZ6igyuJx1LyMW2wNqWnAohMOM3y7pqMG:aiNPignxd7w0whwH
Threatray 10'720 similar samples on MalwareBazaar
TLSH 8994F1487278B76FC8ABC3F1C9215C20AB703176C76BC2579D8325DE8A6DB42CA50767
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail666tt.masbytes.es
Sending IP: 5.56.160.87
From: <Confirming.bbva@bbva.com>
Subject: BBVA-Confirming Facturas Pagadas al Vencimiento
Attachment: Facturas Pagadas al Vencimiento.rar (contains "Facturas Pagadas al Vencimiento.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/24309/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Launching a service
Creating a file
Reading critical registry keys
Stealing user critical data
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/33fe4ce27c28d59c12a75c24ad6efe4e749ec2b127fe0d52e2a510097f3378aa/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-10 07:52:06 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gp7ezyt4fdkzyevhlqsk23x6jz2j5qvre77a2uxcuuias7ztpcva._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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b699a2766f106ff77377780bad431b72ef1748bf989e09f2b82fb73cf30cbde3
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cd9532fea4c331fed21dd929be9a963c50662e545e38a63fcae56cf13199fead
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d6fb73252e37f4b2e507e97ddd633c789f7f947ee48b1e564330f4c1529eefb5
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f892f7e0b4bcfd9084ac791d72a87a95a16ca175a154faf0a2e24da5dd205bce
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AgentTesla
+ 10'710 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla
Link:
https://tria.ge/reports/200710-j8c8napbmx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
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

rar cd4a2a84ad56e2906c88585c2eea2f6a02193786eeeb18c90435ab31c2a2c6f5

AgentTesla

Executable exe 33fe4ce27c28d59c12a75c24ad6efe4e749ec2b127fe0d52e2a510097f3378aa

(this sample)

  
Dropped by
MD5 3331592a2fa99882a3d117ed0387d0b9
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/24309/
  
Dropped by
SHA256 cd4a2a84ad56e2906c88585c2eea2f6a02193786eeeb18c90435ab31c2a2c6f5

Comments