MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d4a01b04439bd4ea04fca05aa078367da91aefea6dbe7b317c3fa16ca9d3354. 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: 8d4a01b04439bd4ea04fca05aa078367da91aefea6dbe7b317c3fa16ca9d3354
SHA3-384 hash: c9b51c9ca21ca04c2da868ca51551877d2ae47c269ef0333c6144047d34e64935b9b5b60ac3ba99e8a6e0ffb6be6afc3
SHA1 hash: ef1abf8e26b28de0c3d2f17e554dd3b1edbf0253
MD5 hash: 1c35b8422e6ad13accb39e4e6a0b00fc
humanhash: wisconsin-jersey-delta-arizona
File name:1c35b8422e6ad13accb39e4e6a0b00fc.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:916'480 bytes
First seen:2020-08-18 10:58:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'614 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:CYS1QbvgWK5WpLxieT8n7vSbbiHktlSFyg82MIM+C0q5xQ8w:CxQbvxaW7ijn7vSbb7IQIes
Threatray 10'625 similar samples on MalwareBazaar
TLSH A71529393A815E28D93F1532146459C1B372A9873E81CB5F6ACF4BCCBE0368B3B5615E
Reporter abuse_ch
Tags:AgentTesla exe


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

Intelligence

File Origin
# of uploads :
1
# of downloads :
60
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/47691/
Detection(s):
SecuriteInfo.com.Heur.MSIL.Pretoria.1.22756.25665.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Sending a UDP request
Creating a file
Running batch commands
Launching a process
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8d4a01b04439bd4ea04fca05aa078367da91aefea6dbe7b317c3fa16ca9d3354/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-17 13:18:11 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rvfadmcehg6u5icpzic2ub4dm7njdlx6u3n6pmyxyp5bnsu5gnka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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1ef855f52b63ceffa3fd30b6bc04bc3a2ffb64a6926d4bca436c0be6456cfd84
AgentTesla
47672f6e9878e90daf03b5aa1262f130aec9ede37d5d3eeeadabf4f6c42144d4
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7f258d40028c77692ea89ce40261674a93143edf9d8c03ec8e8270344f945f1e
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7ff17265ef53a76f3f15ca48db077a3c5dd3d0a5117e0fdfede0f7b32aa6d3a7
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8d022dab121f77e8bc72f928612aa7d06f08f9e0726f509f28a4874f7b4cfe50
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8e2f9a1b23ade94b0803ea57ac92e916daad73d760f075fed8f1443715104531
AgentTesla
be732f090df2d1d81a25d0b42d6be124db61f3854fffc5f42c2294d80a83bd95
AgentTesla
e1d050cfa74cd7368b639094d492ff4736662690b3c3cb59e9374c4afa15f9d6
AgentTesla
f79c05650757098e0947e71640242ce2c872e27cc48cd90b812c948e6dc16767
AgentTesla
fac60337d24368bfafe95f8446c535901714cb300b579bc45a57c4732da7cf1d
AgentTesla
+ 10'615 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer family:agenttesla
Link:
https://tria.ge/reports/200818-shve5nkx4e/
Behaviour
AgentTesla Payload
Agenttesla family
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.

Web download

AgentTesla

Executable exe 8d4a01b04439bd4ea04fca05aa078367da91aefea6dbe7b317c3fa16ca9d3354

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/47691/
  
URLhaus
https://urlhaus.abuse.ch/url/435165/
  
Delivery method
Distributed via web download

Comments