MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a05103dc5564c6bb4216f9057360038d8fb75878d984a142fa4ca00b59dad12. 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: 3a05103dc5564c6bb4216f9057360038d8fb75878d984a142fa4ca00b59dad12
SHA3-384 hash: 9273178e1332798d83a20c26df7066ad5c81221248654b040f7390d2b3ebf9c0b29dd9b3af1924b2e829db97f52bf8f8
SHA1 hash: 4fbb6f81bce9f5b51205a58f4bca0ba65ce752f0
MD5 hash: 07e90ae7d4f4527d8bfba4640a33d129
humanhash: oranges-diet-nevada-summer
File name:frutarom balance april 2020.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:434'688 bytes
First seen:2020-05-19 08:50:59 UTC
Last seen:2020-05-19 09:45:24 UTC
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:ijEqyOByXpDcTfMUS63NP3V7forZLGPAa74Hx+zDKuc3hHusWGsMRJfu:oXB4pgbMNmBfiXk48zDKuSJWGbL
Threatray 10'613 similar samples on MalwareBazaar
TLSH 1794128277BF4FA1E5F98FF9AAB1600617F16051A985F258CDC270EB2365F90D520E13
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: oege-trading.de
Sending IP: 45.153.240.154
From: purchase@oege-trading.de
Subject: RE: Sonarome Interco Balance 01-May-2020,
Attachment: frutarom balance april 2020.rar (contains "frutarom balance april 2020.exe")

AgentTesla SMTP exfil server:
smtp.bodycarecreations.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.GenKryptik.EKVA.9617.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-19 12:33:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
17 of 31 (54.84%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hicrapofkzggxnbbn6ifonqahdmpw5mhrwmeufbputfabnm5vuja._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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2364247c3aeffef1ab3a097e386e61917c7083f53e016888d5c450e9f1c656ac
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2a2e6cf4d454f2326eef8c18977f4e92c9b3c416dcd91af6023d7f77756c10ac
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361e9e5f21e1dad4168133ab9cb14e515e258312bda1db451175ea04de3ebdbf
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73c5071a6dc5f6d66b800d56b97e6f451d2738aebb2efcacaaab86319392dddb
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900bf6c4cdf55297d7b0a205bf3cc771763bd163cdea9351080fb01714f4fc7d
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93530061a5471c3924101d67487ae9bb3e7bba6417942b2b75186ccbdc7c52bc
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96b4c0eb2ed053c03c8f12c8a46c218490a064ff43b4b29eb6883e758d13f624
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ba4587bb7fef7fe60afcde3742183472840eaf7ef122669ae3f94eaad245fd7f
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fd1b56f9cb7a8064b40225959cf103f1e393eb357b556b9c00090db96ecb8cce
AgentTesla
+ 10'603 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-xz33px4lp6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
CoreEntity .NET Packer
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.

3e8febbd9b3725bb4b790bdc803d3321

AgentTesla

Executable exe 3a05103dc5564c6bb4216f9057360038d8fb75878d984a142fa4ca00b59dad12

(this sample)

  
Dropped by
MD5 3e8febbd9b3725bb4b790bdc803d3321
  
Delivery method
Distributed via e-mail attachment

Comments