MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a55c81d07416737a006fa2158d5a3398b862c8bcc80d6ff96bd1acf07bfed87. 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: 3a55c81d07416737a006fa2158d5a3398b862c8bcc80d6ff96bd1acf07bfed87
SHA3-384 hash: 02b37bc0782dc3b2efdab0b483e4588f278270759c0358c2e124522bfcfd24737cab6b13f01bce6fbc41c5086a5de14a
SHA1 hash: 62e7e285b340a4dfde6803a18978cd532bf25603
MD5 hash: f015a07129c6eddf53e821a879199743
humanhash: paris-jig-south-connecticut
File name:SecuriteInfo.com.CAP_HookExKeylogger.27527.31730
Download: download sample
Signature AgentTesla
Create hunting rule
File size:760'832 bytes
First seen:2020-07-13 19:13:18 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:f/RNofJyeE6Hc0WNbdsdj0MJmutaOE2AXMYB7ipdm:nRKfJ/HcDdsW4taOEzMYRY
Threatray 10'697 similar samples on MalwareBazaar
TLSH 82F45B74449E1995DCBE0735EE1C267ED7B4BC902202EA3BA561369B2873370A81C5FF
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/25518/
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.27527.31730.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3a55c81d07416737a006fa2158d5a3398b862c8bcc80d6ff96bd1acf07bfed87/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-13 19:15:07 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hjk4qhihifttpiag7iqvrvndhgfymlelzsann74wxunm6b575wdq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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305586aa88966e490ba86bb7cd7a2e1cbe9f195c84b70aaf5ef0c9e714961723
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7dcf74ef421a57fac957c783af2b28e5fe6b13aff4e709edd1fec8f4c3ff7e63
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81cda34b60dedcf70edb46f6bbb8e55a58395c217655109447803779111c3922
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d55d2d247eede293c57801a6c95d720cd632836800d3bc4f778a2fbda27e5006
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dda69147f09e243e2320d99361307c6f67b123ed665383c88c60223e0914c1d2
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AgentTesla
+ 10'687 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/200713-2r7mkmqgaj/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops file in Drivers directory
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.

Web download

AgentTesla

Executable exe 3a55c81d07416737a006fa2158d5a3398b862c8bcc80d6ff96bd1acf07bfed87

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/412427/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/25518/

Comments