MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 149be5aa7ad683b6f79a2d7455334effbc37078baa81104b83736c6b93212666. 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: 149be5aa7ad683b6f79a2d7455334effbc37078baa81104b83736c6b93212666
SHA3-384 hash: e281ef9065c183a066f27aec91e2006a3c0155b09e51e1283c4e17cbe72d24f7cad3628815ddd6d000e628e7c9210712
SHA1 hash: ccad878694b96d3606c4cb2b76863a6f05ac33ec
MD5 hash: ab951887459da5b8cfc657f57c0c40a3
humanhash: happy-twenty-lemon-angel
File name:Vacuum Sampler e-Vac.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:371'712 bytes
First seen:2020-06-09 08:32:59 UTC
Last seen:2020-06-09 09:46:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 6144:wIJcYB8ymYD4F3/xef9/e/LTXi6me7WWc/4u16WIKnpktx/S9Iw/J4T:V+YVJD4FvEfBmLTXjEd16f/S3
Threatray 10'719 similar samples on MalwareBazaar
TLSH DB84CF9F3FA4B23AF50A173F54B5781BD3A4D047DE63978F864C60A8146328D878BB25
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: harbro.co.uk
Sending IP: 192.119.106.147
From: Karen Cheyne <Karen.Cheyne@harbro.co.uk>
Reply-To: Karen.Cheyne@harbro.co.uk
Subject: Vacuum Sampler e-Vac
Attachment: Vacuum Sampler e-Vac.zip (contains "Vacuum Sampler e-Vac.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Variant.Ursu.896820.30237.10481.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-09 08:34:05 UTC
AV detection:
28 of 31 (90.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=csn6lkt222b3n542fv2fkm2o766dob4lvkaras4donwgxezbezta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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467d49c33ce4c91f53f7120a44819d51847b9220c62027415936c1fffa631bd2
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85e3f239e28d6985ad6fc1bc69660e9d76a75e79944850c2d71cb75738984283
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9238341597150f91dfd0c43c3a3f58cdb3dbc6e7a92d06fd801c982197b7f471
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ac9f4f9e2a4dd175cd1e19adc483ee4e83a5cb4460fccc43659563262b040c1f
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d3a6ec1b4593a2a1deac860673e88e87c29577fa412472c7b8132dd775dbb6ba
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d8ed704b4ffdaba4397e18388e503d50fa6c1d3362e0f769abe431c02dd9c94e
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f10691070c0345c79190a67f6a932a4bff35a340d8e5a9879f9b352769aa7df8
AgentTesla
+ 10'709 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-k9b397lgva/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
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

zip 88b48dca63b6fbe026938531c14585c3e53d3ecf718d43d4666fde4d2646fbe1

AgentTesla

Executable exe 149be5aa7ad683b6f79a2d7455334effbc37078baa81104b83736c6b93212666

(this sample)

  
Dropped by
MD5 d9f782837743d0c5219d9b176efa6cb8
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 88b48dca63b6fbe026938531c14585c3e53d3ecf718d43d4666fde4d2646fbe1

Comments