MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20df636881ac1b90a09339824066c137458264e85ac4ce4767a5841a574a9dcc. 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: 20df636881ac1b90a09339824066c137458264e85ac4ce4767a5841a574a9dcc
SHA3-384 hash: b5625ea074e69f0d459be546908ee4f80088748ade12ff2be7506ea94f07dad523d6744ee5780db026ba6943b1328388
SHA1 hash: 7bed93277e90b1d88f9ae7b30225b4a3c60b242f
MD5 hash: d0fbebabc3420e94945095c1ac4eea53
humanhash: gee-hamper-helium-bacon
File name:BIS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:412'160 bytes
First seen:2020-06-16 05:07:46 UTC
Last seen:2020-06-16 07:17:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:7zOZ45lLvpYnV5JzbOSs3QCt7m3XVixs1:7zOZcJvc5lCV2ViK
Threatray 10'618 similar samples on MalwareBazaar
TLSH BC94120C671C1720DAACA97E50E01C5647F8A4A63223E75E2FC532FA2D973E64D13A37
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: leadsint-logistics.com
Sending IP: 185.222.58.155
From: Leads Business Development <bd@leadsint-logistics.com>
Subject: PAYMENT INV 20-000450 & 000424
Attachment: BIS.GZ (contains "BIS.exe")

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

Intelligence

File Origin
# of uploads :
3
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/8300/
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.gc.23462.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-06-16 05:09:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=edpwg2ebvqnzbiethgbeazwbg5cyezhillcm4r3huwcbuv2ktxga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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2c8de6b2a0ff5ef7e83675c1aa329ace54aabca30f3140cce47bea8531a795b3
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460d3ea4ea000e3a06e7ee2a1cdcda2579b808e6fd5a925f76ebfdbb0d3b4d63
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74bf8e342f337414e7a110c10939c0f870860c473d0fae0c570cf16aec1e3f1b
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7a28361e4dd1d4c59ec750984fa7f815bb4aaf46b502fc52be8dc3ec1726bee7
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810b1aea85ee4fab18da1f9c6b8f0917e57fdceeb255a3b7bb1991c0dca07829
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8e5c41390f995c72ea749d6f141ec790ab5a61e843355592c2956ee01d8bb005
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953cb68c8860e2ed1d79f3eb57820c7a04e30d9f0f7d5db7364b2369449fdd27
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e5551096094a8deafd3651d9e801c06817942aef7613db318e0d20a88f5d11a5
AgentTesla
+ 10'608 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-mm5wjb54yn/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
AgentTesla Payload
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

gz 5022977f425b6215c89d07b2aa54ecd5607c88e79218d42faa1fa410268b8aea

AgentTesla

Executable exe 20df636881ac1b90a09339824066c137458264e85ac4ce4767a5841a574a9dcc

(this sample)

  
Dropped by
MD5 d226d5ab4274554e706c490862186ef8
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 5022977f425b6215c89d07b2aa54ecd5607c88e79218d42faa1fa410268b8aea
Cape
Cape
https://www.capesandbox.com/analysis/8300/

Comments