MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3922ae8089185fd8d80d7d337c0b9c9030afc68df5875c0ba03863ea6e596d45. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3922ae8089185fd8d80d7d337c0b9c9030afc68df5875c0ba03863ea6e596d45
SHA3-384 hash: dc2d2869ffc015648d034e1cbb1c95deba0328f244e547d4a47c40b9cfd2855b693c40e2f571152717fe376f19f6bb28
SHA1 hash: e631244aee3cf2fc15ee0fcae42ed30ee448bdb8
MD5 hash: 090197a7cbf38a51cd2f0670c2b160b2
humanhash: cat-timing-washington-autumn
File name:FILE-DOC-01S.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:751'784 bytes
First seen:2020-04-09 10:01:18 UTC
Last seen:2020-04-09 10:37:52 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 12288:NEGPYMScPFtEGbZaxi28wPf2Z0uWjD+hcPjIlf+JFWfRe7qxGYWb7W:OGPdnxatOZKjDucElfY8f4exC7W
Threatray 10'830 similar samples on MalwareBazaar
TLSH B5F4F2312A838588D56507B108BDD9C17A277D8A76514E2D74CB330CAFB2E9B3F17A1E
Reporter abuse_ch
Tags:AgentTesla COVID-19 exe

Code Signing Certificate

Organisation:DigiCert High Assurance EV Root CA
Issuer:DigiCert High Assurance EV Root CA
Algorithm:sha1WithRSAEncryption
Valid from:Nov 10 00:00:00 2006 GMT
Valid to:Nov 10 00:00:00 2031 GMT
Serial number: 02AC5C266A0B409B8F0B79F2AE462577
Intelligence: 204 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 7431E5F4C3C1CE4690774F0B61E05440883BA9A01ED00BA6ABD7806ED3B118CF
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
abuse_ch
COVID-19 themed malspam distributing AgentTesla:

HELO: mail.vstmotors.com
Sending IP: 59.160.116.104
From: Service Advisor Guindy <sa.chennai@vstgrandeur.com>
Subject: COVID-19 ..PREVENTIONS A
Attachment: covic-19 prevention.IMG (contains "ILE-DOC-01S.exe")

AgentTesla SMTP exfil server:
server266.web-hosting.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.MulDrop11.54297.224.4609.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Autorun
Create hunting rule
Status:
Malicious
First seen:
2020-04-07 09:15:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
25 of 31 (80.65%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=herk5aejdbp5rwanpuzxyc44sayk7run6wdvyc5ahbr6u3sznvcq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'820 additional samples on MalwareBazaar
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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

img 4f7fcc5df44471ff5b07b9bd378f08f8a2033e737ec4b660bd9883ebf7ec6ceb

AgentTesla

Executable exe 3922ae8089185fd8d80d7d337c0b9c9030afc68df5875c0ba03863ea6e596d45

(this sample)

  
Dropped by
MD5 a5c37b17f3593fa3f3e1dd97263a819b
  
Dropped by
SHA256 4f7fcc5df44471ff5b07b9bd378f08f8a2033e737ec4b660bd9883ebf7ec6ceb
  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments