MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21f28561ef885b5665b767f3c406b052dcee162d364c295d6598c327a4b24186. 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: 21f28561ef885b5665b767f3c406b052dcee162d364c295d6598c327a4b24186
SHA3-384 hash: 773da58b8098c1d2da746ae9e0dfa7efe16278a47484b06ca9b66b8093cb3216c45026417815609be3d7e7a2bf399464
SHA1 hash: 5e500dc2c55f5244539ecce4a953b85b4cd6d85b
MD5 hash: 152e0644d263250a1fba90037e7ea828
humanhash: high-iowa-april-six
File name:Scan01Specification_pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:837'120 bytes
First seen:2020-06-17 06:09:26 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 6144:2eb3eRJ0066ZK7OLHf3ripc8Ml+twv28YnPWksvC+Tgk1BmwQmhmfoFu45kS:2eba0gQqDfbi61lr2zsTgkSwQmhmrS
Threatray 10'638 similar samples on MalwareBazaar
TLSH 7D05CF503155AD1FC1AC08F3CCA24D5183F75F122A9AFAD5ADB632CA26F1BF04A11E5B
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 :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19126/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-17 06:11:04 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ehzikypprbnvmznxm7z4ibvqkloo4frngzgcsxlftdbspjfsigda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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182cba034214e142fe766a5a2970d69601709db30e7e497c1b218166324fb559
AgentTesla
2cc57320f08629f63cf5cfc65ba1cbe100b097a1b7b34ff2bc17d5dff53a7c15
AgentTesla
3b41434cac030dea85082658f577f7cf7821dfc36c8e0ba8975fb915030e38db
AgentTesla
4d1192c2e4d605ff62b683bfaa5eb79f00650c72b6d532e4756239b48cbb10cf
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737b50d6793ba9b65cd9c2a6a5c797776553c4e2af33a17e171de9934929e11c
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94fcc8c7fd53c5463c0d33d1f74b5c7c8c0ae95ef097477958acb9df1ae5a15e
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e4923f2e3773fadad36727ec18c9b392e8a3c0e01b6428cde077ebad13eda8d7
AgentTesla
ea00e61f682dcda07a223e3812f6b87b2182a3dd9999a6872563ea709bc2d282
AgentTesla
ea2e7ec387cf91e0ad3d44c01b25adc702061e93b66d21f8b3dd1eab812045f9
AgentTesla
f8a9cff1731c41923b7c3abab09ea49d0b28e5e1e5fc7bf1fb03bcd43745d953
AgentTesla
+ 10'628 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-7tlxr8r34j/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
Reads data files stored by FTP clients
Reads user/profile data of local email 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

Executable exe 21f28561ef885b5665b767f3c406b052dcee162d364c295d6598c327a4b24186

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/19126/

Comments