MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 16323d4c8b9b81750381853fb6a76292694aba2e21a74e3bc31ca78f47da4a4e. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 16323d4c8b9b81750381853fb6a76292694aba2e21a74e3bc31ca78f47da4a4e
SHA3-384 hash: c5f589f10d543afe31c5f4b257d8409bf99971e830daa4d60acba9228dee4801a6253d97de982465508654ab91632ceb
SHA1 hash: 39d79c23449ef120e10bb6dc6fb9d78581538c24
MD5 hash: fda60350cbfb46e5b9bf143b60609234
humanhash: pluto-tango-fillet-jupiter
File name:Paid Invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:467'456 bytes
First seen:2020-06-22 08:15:14 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 12288:Mmm7JRnYCOcsWHxmQSlWSCUcUqAZLH4y5+0fYhu:MBJxqcsWRHGiv8b5+0Qhu
Threatray 10'635 similar samples on MalwareBazaar
TLSH 24A4F0453FA8070DDA66A7BE18216259173237E96652E2CC1CBBFC9D0E21F53438D6B3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sohu.com
Sending IP: 193.56.28.145
From: Zachariasz Borkowski<wzhuhui@sohu.com>
Subject: Outstanding Payment
Attachment: Paid Invoice.rar (contains "Paid Invoice.exe")

AgentTesla SMTP exfil server:
mail.zeusinfratech.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/12507/
Detection(s):
SecuriteInfo.com.Artemis63715DF92E44.17574.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/16323d4c8b9b81750381853fb6a76292694aba2e21a74e3bc31ca78f47da4a4e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-22 08:17:03 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cyzd2teltoaxka4bqu73nj3csjuuvoroegtu4o6ddsty6r62jjha._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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3a7946bae415fc7d5add7b6a5ca391fbe19a1ed621ebd370a9491f0e5358e500
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460d3ea4ea000e3a06e7ee2a1cdcda2579b808e6fd5a925f76ebfdbb0d3b4d63
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6cb654eef04d1ee111df21c38103ff082fe9e035e46c036ebecc0bc21d3efd80
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8e4a90fb7bf99386930c9ccb7752e235b38f10b49211b496ab30dffaaf16f042
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e55fea0a29cb88a971c83213aca19152bf40a3b73ebdad8abcbb010c54b9a8c0
AgentTesla
+ 10'625 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-h4cf1v117a/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
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

rar 37f17d66cb23f2bdab05cd0da06fd1b4be087e352d9feda1149bca70b46eb9cd

AgentTesla

Executable exe 16323d4c8b9b81750381853fb6a76292694aba2e21a74e3bc31ca78f47da4a4e

(this sample)

  
Dropped by
MD5 39a3608ca447cc92b95c4da2c1888494
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 37f17d66cb23f2bdab05cd0da06fd1b4be087e352d9feda1149bca70b46eb9cd
Cape
Cape
https://www.capesandbox.com/analysis/12507/

Comments