MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9f98038cac91d7d9f92301d7738f9187fdc1a879aa9db3373ce1fbe1bbd6eae. 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


Intelligence 2 File information 4 Yara 3 Comments

SHA256 hash: a9f98038cac91d7d9f92301d7738f9187fdc1a879aa9db3373ce1fbe1bbd6eae
SHA3-384 hash: e0a0e9cc2be3608e72260fc719c069ea820f2e3d9abf9ad9df7554a883c5e40a0314a65960121764ff71aaf35eed68e8
SHA1 hash: 8e9a24411ac1b6605296c3ba333e2549f1ea44ec
MD5 hash: 441166bc629c6bceb309d8004e21ded4
humanhash: minnesota-missouri-uncle-lion
File name:pro-forma invoice.exe
Download: download sample
Signature AgentTesla
File size:460'800 bytes
First seen:2020-06-30 08:46:26 UTC
Last seen:2020-06-30 10:33:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep 12288:vv77I4M5CZNoSybjUeqePy5aflFTAWNV6AW5wa:xY/Ub6yOFTLW
TLSH AEA47A44931D8320CF9C79BDE49103783D74D66ABAB8F6FACD71A416EC3A828559E3C4
Reporter @abuse_ch
Tags:AgentTesla exe


Twitter
@abuse_ch
Malspam distributing AgentTesla:

HELO: samisec.com
Sending IP: 78.157.221.238
From: Accounts<sav@samisec.com>
Reply-To: Accounts<s.nsa41@hotmail.com>
Subject: pro-forma inv
Attachment: pro-forma invoice.zip (contains "pro-forma invoice.exe")

AgentTesla SMTP exfil server:
business41.web-hosting.com:587

Intelligence


Mail intelligence
Trap location Impact
CH Switzerland Low
Global Low
# of uploads 3
# of downloads 29
Origin country FR FR
CAPE Sandbox Detection:n/a
Link: https://www.capesandbox.com/analysis/17002/
ClamAV SecuriteInfo.com.Generic.mg.441166bc629c6bce.10326.UNOFFICIAL
CERT.PL MWDB Detection:agenttesla
Link: https://mwdb.cert.pl/sample/a9f98038cac91d7d9f92301d7738f9187fdc1a879aa9db3373ce1fbe1bbd6eae/
ReversingLabs :Status:Malicious
Threat name:ByteCode-MSIL.Trojan.Agensla
First seen:2020-06-30 05:19:05 UTC
AV detection:24 of 31 (77.42%)
Threat level:   2/5
Spamhaus Hash Blocklist :Malicious file
Hatching Triage Score:   10/10
Malware Family:agenttesla
Link: https://tria.ge/reports/200630-mfsfwcbrqj/
Tags:spyware persistence keylogger trojan stealer family:agenttesla
VirusTotal:Virustotal results 19.18%

Yara Signatures


Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
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 a9f98038cac91d7d9f92301d7738f9187fdc1a879aa9db3373ce1fbe1bbd6eae

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments